instruction_seed stringlengths 38 11.4k | source stringclasses 1
value | embeddings listlengths 1.02k 1.02k | mean_positive_score float64 0.76 0.86 | mean_negative_score float64 0.7 0.81 | difference_score float64 0.04 0.08 |
|---|---|---|---|---|---|
Increase the difficulty of the given programming test question by adding additional requirements and constraints.
Write a function called factorial that takes in a positive integer number as a parameter. The function should validate that the input is a positive integer and throw an error if it is not.
Inside the fun... | codefeedback | [
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Given a list of integers, find the maximum of three integers without using any comparison operator or any built-in functions. The list will always contain exactly three integers. | codefeedback | [
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Develop a program to generate the Fibonacci sequence up to the nth term.
Requirements:
1. The program should be able to handle large values of n, up to 10^9.
2. The program should have a time complexity of O(n) or better.
3. The program should use constant space, i.e., it should not use any additional data structures ... | codefeedback | [
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Formulate a C++ code:
An irregularly shaped array named 'data' is given. This two-dimensional array is comprised of various sub-arrays of random lengths. Also, it is important to note the presence of a string value 'x'. Your assignation is to craft a function that unveils the occurrences of 'x' inside the irregularly ... | codefeedback | [
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You should create a Java program to implement a binary search with a twist. Instead of searching for a specific value in a sorted array, your program should search for a range of values within the array.
The program should take an input array of integers and two target values: lower and upper. It should then return th... | codefeedback | [
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Apply a bubble sort algorithm to the provided sequence of numbers.
Sequence: [17, 2, 11, 6, 13] | codefeedback | [
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Find out the biggest prime number from a list of N integers, where N can be up to 10^7. The integers in the list can range from 1 to 10^9. Additionally, the algorithm should have a time complexity of O(N), a space complexity of O(1), and should be implemented using a recursive approach. | codefeedback | [
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You are given a Python function that takes a list `nearest_neighbours` as input. The function is designed to find the most frequently occurring element in the list and return it. The function uses a dictionary `labels` to keep track of the frequency of each element in the input list. If an element is not already in the... | codefeedback | [
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Print all powers of 2 less than or equal to n, along with their binary representations. Additionally, calculate the sum of all the binary digits in each binary representation.
Example:
Input: n = 20
Output:
2: 10 (1+0 = 1)
4: 100 (1+0+0 = 1)
8: 1000 (1+0+0+0 = 1)
16: 10000 (1+0+0+0+0 = 1)
Total sum of binary digits: 4 | codefeedback | [
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Formulate a piece of Java programming code that confirms if a given numerical input is a Fibonacci number, a term in the mathematical Fibonacci sequence where each number is the sum of the two preceding ones, typically starting with 0 and 1. | codefeedback | [
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Design a memory efficient algorithm for a given problem.
Given a list of integers, find the average of all the elements.
The algorithm must have a time complexity of O(n) and use only a constant amount of extra space.
Additionally, the algorithm must handle negative numbers and floating-point numbers in the list.
The a... | codefeedback | [
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Create a program in Java that finds the maximum element in an array. However, instead of using a built-in function or method, you must implement your own algorithm to find the maximum element.
Your algorithm should not use any sorting functions or loops that iterate through the entire array. Instead, you must find the... | codefeedback | [
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Given an array of integers and a target value, write a program that checks if any two numbers in the array sum to the target value and if their product is greater than a given threshold. If a pair of numbers that satisfies both conditions exists, the program should return True; otherwise, it should return False.
For e... | codefeedback | [
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I have this problem : Find Numbers with Even Number of Digits and Sum of Digits is Even
Description are as below: Given an array `nums` of integers, return how many of them contain an even number of digits and the sum of those digits is also even.
Example 1:
Input: nums = [12,345,2,6,7896]
Output: 1
Explanation:
12 c... | codefeedback | [
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... | 0.823963 | 0.773426 | 0.050536 |
Sort a list of positive integers into two smaller lists, one with prime numbers and one with composite numbers. Additionally, the prime numbers list should be sorted in ascending order and the composite numbers list should be sorted in descending order. Return the two lists as a tuple.
[4, 2, 5, 9, 11, 8]
#Erroneous ... | codefeedback | [
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Construct a list of integers from m to n, inclusive, where m and n are both positive integers greater than 1. The list should only contain prime numbers and each prime number should be repeated twice. m = 3 n = 8 | codefeedback | [
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Write a function that takes a string of numbers separated by commas and returns the sum of all the numbers. The string may contain negative numbers, floating-point numbers, and numbers enclosed in parentheses. There may be spaces between the numbers and commas. Additionally, the string may contain invalid characters, s... | codefeedback | [
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Generate a list containing the squares of prime numbers from 0 to | codefeedback | [
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Write a C# class which implements two-dimensional array searching using binary search algorithms. The two-dimensional array contains sorted rows and columns in ascending order. The class should have the following methods:
1. `SearchValue(int[,] arr, int target)`: This method takes in the two-dimensional array `arr` an... | codefeedback | [
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Can you demonstrate your proficiency by finding the highest number within a set of numbers enclosed within a <numbers> tag in an XML data? You are required to use logical reasoning to figure out the solution as opposed to formulas or built-in functions. You cannot rely on sorting the numbers or utilizing any built-in f... | codefeedback | [
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0.00... | 0.820997 | 0.777865 | 0.043132 |
Given the alphanumeric string 'a1b2c3', remove all alphabets and return the resulting numeric string '123'. | codefeedback | [
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Generate a Java program to perform the following task.
Given a list of integers, find the sum of all the prime numbers in the list and print the result. The program should also handle the case when the list is empty and display a message indicating that there are no prime numbers in the list. | codefeedback | [
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Sort the elements in an integer array in non-decreasing order, using only constant space complexity and without using any built-in sorting functions or libraries.
Constraints:
- The length of the array will be between 1 and 1000.
- Each element in the array will be between -1000 and 1000.
arr = [4, 23, 1, 7, 10]
#Di... | codefeedback | [
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Write a code to compare two lists and find the common elements, taking into consideration that both lists can contain duplicate elements and the output should only include the common elements once. Additionally, the code should have a time complexity of O(n+m), where n and m are the lengths of the two lists.
list1 = ... | codefeedback | [
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I have this problem : Number of Matching Subsequences with Wildcards
Description are as below: Given a string `s` and an array of strings `words`, return the number of `words[i]` that is a subsequence of `s`.
A subsequence of a string is a new string generated from the original string with some characters (can be none... | codefeedback | [
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Write a function that checks if a given number is prime or not. The function should return "Prime" if the number is prime, and "Not Prime" if the number is not prime.
Note: A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.
Additional Requirements:
1. The time com... | codefeedback | [
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Write an algorithm to calculate the median of a given array. The array can contain duplicate elements and can have a length of up to 10^6. The algorithm should have a time complexity of O(nlogn) or better. The median should be calculated using the efficient median of medians algorithm. Additionally, the algorithm shoul... | codefeedback | [
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Let $O(n)$ be the number of distinct integer sided equiangular octagons with perimeter not exceeding $n$.
Octagons are distinct if and only if they are not congruent.
You are given $O(8) = 1$, $O(16) = 15$, $O(200) = 62500$.
Find $O(110212)$. | codefeedback | [
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Design a program that identifies the non-overlapping elements in two unorganized list of strings and provides their frequency.
["apple", "orange", "banana", "grape"], ["apple", "cherry", "pear", "banana"] | codefeedback | [
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Construct an algorithm to find the number of islands on a given grid.
grid = [[1, 1, 0, 0, 0],
[0, 1, 0, 0, 1],
[1, 0, 0, 1, 1],
[0, 0, 0, 0, 0],
[1, 0, 1, 0, 1]] | codefeedback | [
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-0.01... | 0.82275 | 0.770953 | 0.051798 |
Write a function that checks whether an array contains an element. The array can contain integers or floating-point numbers. The function should return True if the element is found in the array and False otherwise.
Constraints:
- The array can have a maximum length of 10^6.
- The element can be any number between -10^... | codefeedback | [
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<p>
Consider the set of positive integers that possess a minimum of $5$ non-unique prime divisors.<br> When arranged in ascending order, the initial elements of this set are:
</p>
<ul style="list-style:none;"><li>$32=2 \cdot 2 \cdot 2 \cdot 2 \cdot 2$</li>
<li>$48=2 \cd... | codefeedback | [
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Using Java, write the code to calculate the sum of elements in a two-dimensional array, but only consider the elements that are prime numbers.
int[][] arr = {
{2, 3, 8},
{4, 5, 1},
{7, 0, 6}
}; | codefeedback | [
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You are given a problem: The Maze Runner
Description is as follows: You are initially positioned at the first index of a 2D array `maze` which is filled with integers.
In one step you can move from cell `(i, j)` to cell:
`(i + 1, j)` where: `i + 1 < maze.length`.
`(i - 1, j)` where: `i - 1 >= 0`.
`(i, j + 1)` where:... | codefeedback | [
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Consider the following diagram which illustrates a billiard table of a unique quadrilateral shape. The four angles, denoted as $A, B, C, D$, are $120^\circ, 90^\circ, 60^\circ, 90^\circ$ respectively, and the lengths $AB$ and $AD$ are identical.
The diagram on the left traces the path of a minuscule billiard ball, ori... | codefeedback | [
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You are given an array of integers and you need to find the subarray with the kth highest sum, where k is an input parameter. Your solution should handle negative numbers and zeros in the array effectively. Additionally, you need to consider optimal time complexity. Report an error if k is larger than the total number ... | codefeedback | [
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Formulate a triangle $ABC$ adhering to the following conditions:
The vertices $A$, $B$, and $C$ are lattice points either within or on the boundary of a circle with radius $r$, centered at the origin;
the triangle does not encompass any other lattice point within its area or along its edges;
the triangle's perimeter is... | codefeedback | [
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Create an algorithm for counting the occurrences of a specific character in a string while maintaining a constant space complexity of O(1).
String: "GPT Learning is an online learning platform that provides high-quality courses for various programming languages and technologies. It aims to help individuals enhance the... | codefeedback | [
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I have this problem : Number of Ways to Wear Different Hats to Each Other
Description are as below: There are `n` people and 40 types of hats labeled from 1 to 40.
Given a list of list of integers `hats`, where `hats[i]` is a list of all hats preferred by the i-th` person.
Return the number of ways that the n people ... | codefeedback | [
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Create a function that takes in a list of numbers and returns a list of the same numbers, but sorted in a descending order. Additionally, the function should remove any duplicates from the list.
Constraints:
- The length of the list should not exceed 1000 elements.
- The numbers in the list should be integers between ... | codefeedback | [
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You are confronted with a complex problem named: "Quantifying Substrings Containing All Three Distinct Characters". The problem statement is as follows: You are given a string `s` that is exclusively made up of the characters a, b, and c.
Your task is to compute and return the cumulative count of substrings that encom... | codefeedback | [
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Write a function that takes a two-dimensional array and flattens it into a one-dimensional array. The function should remove any duplicate elements from the resulting array and sort it in ascending order.
Time Complexity Requirement: O(n log n)
Space Complexity Requirement: O(n)
#Example#
Input:
[[4, 2, 6], [1, 3, 5]... | codefeedback | [
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Create an array of 10 unique numbers between -100 and 100, with the constraint that the sum of all the numbers in the array must be less than 500. | codefeedback | [
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The integers $169$ and $961$ are both squares of prime numbers, and interestingly, $169$ is the reverse of $961$.
We define a numerical entity as a reversible prime square under the following conditions:
1. It does not qualify as a palindrome,
2. It is the square of a prime number, and
3. The reverse of this number ... | codefeedback | [
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Generate a function which takes a two-dimensional array of integers as an argument and prints out the elements in a clockwise spiral order. The function should have a time complexity of O(N), where N is the total number of elements in the array. The space complexity should be O(1), meaning no additional data structures... | codefeedback | [
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Address the ensuing task:
You will be conferred with two sequences of characters (denoted as s and t). Your objective is to identify and disclose the smallest possible continuous subsequence in the s string, so as to encompass all characters present in the t string. | codefeedback | [
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The task at hand involves the concept of Distinct Subsequences with Wildcards. The problem statement is as follows: You are provided with two strings, `s` and `t`. Your task is to calculate and return the total number of unique subsequences of `s` that are identical to `t`.
A subsequence of a string is a new string t... | codefeedback | [
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-0... | 0.839503 | 0.787435 | 0.052068 |
Sort a list of complex numbers not only based on the frequency of their real part occurring but also consider the magnitude of their imaginary parts for those with equal frequencies. If two complex numbers have the same frequency of their real part, the number with the larger magnitude of the imaginary part should come... | codefeedback | [
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0.0... | 0.817338 | 0.768915 | 0.048424 |
Write a function that returns the length of the longest common substring between two strings. Additionally, return the substring itself. The function must run with a time complexity of O(N*M), where N and M are the lengths of the two strings respectively.
s1 = 'abcde'
s2 = 'abfghe' | codefeedback | [
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-0.002... | 0.81433 | 0.768045 | 0.046285 |
Write a function that takes in a string as input and returns true if the string is a palindrome, and false otherwise.
The time complexity of the solution should be O(n), where n is the length of the input string. | codefeedback | [
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Given an array of integers, write an algorithm to reorder the array so that all the prime numbers appear before all the non-prime numbers, while maintaining the relative order of the prime numbers and the relative order of the non-prime numbers. Your algorithm should have a time complexity of O(n) and should not use an... | codefeedback | [
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Create a JavaScript program that takes an array of numbers and returns the sum of the squares of all the positive numbers in the array. If there are no positive numbers in the array, the program should return 0.
Additionally, the program should exclude any duplicate positive numbers from the calculation. Only one inst... | codefeedback | [
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Determine the second smallest and second largest number from a given list of integers. Now with the added complexity that the list can contain duplicate numbers and negative integers.
Also, write your algorithm such that it handles the situation when there are not enough unique numbers to calculate second smallest or... | codefeedback | [
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0.02525128796696663,
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-0.0142... | 0.839558 | 0.790775 | 0.048783 |
Provided with a two-dimensional array as input, construct a segment of JavaScript code capable of identifying and multiplying each of the numeric values constituting a strictly diagonal descending pattern. Please consider only those patterns where values consistently decrease.
[[9, 8, 7],
[6, 5, 4],
[3, 2, 1]] | codefeedback | [
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0.0... | 0.83204 | 0.784291 | 0.04775 |
Write a function that takes in two inputs: a positive integer limit and a list of tuples, each containing two integers representing the start and end indices of a subarray within a larger array of positive integers. The function should determine the sum of all prime numbers within each subarray and return a list of the... | codefeedback | [
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Create a program that reads a positive integer N and calculates the sum of the series 1/1! + 1/2! + 1/3! + . . . . . + 1/N!, where N can be a very large number (up to 10^9). The program should handle this large input efficiently without causing any overflow or memory issues.
The program should implement the series cal... | codefeedback | [
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You are given a string. Remove duplicated characters from the string and return the output. The output should be sorted in ascending order based on the ASCII values of the characters.
For example, if the input string is "Mississippi", the output should be "Mips". | codefeedback | [
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Create a class that detects if a given String contains the longest palindrome substring. The class should return the length of the longest palindrome substring found. The algorithm should have a time complexity of O(n^2) and a space complexity of O(1).
Additionally, the algorithm should be able to handle inputs with s... | codefeedback | [
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Utilizing the Java syntax, write a code snippet to find the maximum value in the given array. However, you are not allowed to use any built-in array sorting or max functions.
Array: [4, 15, 11, 26, 2] | codefeedback | [
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Create a modified algorithm that can sort an array with non-unique elements in O(n log n) time complexity and O(1) space complexity. The sorted array should contain all the elements of the input array, and identical elements should be grouped together. The modified algorithm should return an array of tuples, where each... | codefeedback | [
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Implement a function for generating a list of Fibonacci numbers up to n, with a time complexity of O(log n).
In addition, the function should handle negative input values and return an empty list if the input is negative.
You should also handle cases where n is a float or a string representation of a number. In such ... | codefeedback | [
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-0.0095... | 0.825106 | 0.782876 | 0.04223 |
You are given a 2D matrix of integers representing the elevation map of a region. Each cell in the matrix represents the height of the land at that position. Your task is to write a function to determine if a cell is a local minimum, meaning it is lower in elevation than its neighboring cells.
You need to implement th... | codefeedback | [
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Find all occurrences of a substring in a given string and return the starting and ending indices of each occurrence. Additionally, return the number of occurrences found.
string = "the cat in the hat and the cat in the box"
substring = "cat"
Output: [(4, 6), (23, 25)], 2 | codefeedback | [
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Write a function to compare two lists and print out whether they are equal or not. The lists can contain integers, strings, or a combination of both. The function should also consider the order of elements in the lists.
list1 = [1, "hello", 3]
list2 = [1, 3, "hello"]
For the lists to be considered equal, they must ha... | codefeedback | [
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... | 0.820584 | 0.777819 | 0.042766 |
You are tasked with writing a program to determine the area of overlap among a set of rectangular claims on a 2D plane. Each claim is represented by its top-left corner coordinates (x, y) and its bottom-right corner coordinates (x2, y2). The claims are stored in a list of objects, and you need to calculate the total ar... | codefeedback | [
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Create a function that takes in a list of integers and checks if all elements in the list are unique, are in ascending order, and are even numbers. The function should return a tuple containing the total count of unique elements, the sum of all elements in the list, and a new list where each element is multiplied by it... | codefeedback | [
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Given two numbers N and M, write a program to find the number of numbers from 1 to N where the sum of their digits is divisible by M and the number itself is also divisible by M.
N = 100, M = 5 | codefeedback | [
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Generate a Python code snippet to print the list of numbers from 0 to 1000, excluding all numbers that are divisible by 3 or 5. | codefeedback | [
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Write a Python program to sort a list of tuples by their second element.
[(1, 3), (3, 2), (4, 1), (2, 4)] | codefeedback | [
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I am faced with a challenge titled "Word Squares". The task is to identify all possible word squares that can be constructed from a given set of unique words. A word square is a sequence of words where the kth row and column form the same string, with 0 ≤ k &lt; max(numRows, numColumns). The words in the word squar... | codefeedback | [
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## Problem ##
Implement a function `create_nim_board(n, k)` that creates a Nim game board with size `n`, where `n` is an integer greater than 1.
The Nim game board is a row of `n` boxes, with each box initially containing a certain number of stones. The goal of the game is to remove all the stones from the board.
The... | codefeedback | [
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Design an algorithm that acknowledges an integer "n" as its parameter, and yields each impeccable numeric construct, distinguished in mathematical literature as 'perfect numbers', within the quantitative spectrum extending from the symbol of absolute nullity, 0, to the determined zenith demarcated by "n".
n = 20 | codefeedback | [
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Given a string, rearrange the characters in the string such that no two consecutive characters are the same. Additionally, Return the length of the longest possible subsequence of characters in the rearranged string without any repeats, if a solution exists. If it is not possible to rearrange the string, return -1.
my... | codefeedback | [
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You are tasked with creating a Swift function that processes an array of integers and returns the maximum sum of a contiguous subarray within the input array. The function should be named `maxSubarraySum` and should take an array of integers as its input parameter. The function should return an integer representing the... | codefeedback | [
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0.00822... | 0.816246 | 0.768349 | 0.047897 |
Formulate a computational algorithm that can proficiently manage the manipulation of three matrices composed of congruent elements, identical in dimensions, and perform an element-wise multiplication operation. This algorithm must be prepared to handle situations where the second or third congruent element contains zer... | codefeedback | [
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... | 0.825724 | 0.778804 | 0.046921 |
Create an algorithm to calculate the maximum profit that can be made by buying and selling a stock.
[7, 1, 5, 3, 6, 4] | codefeedback | [
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Implement a function that takes in an array of integers and prints out each element in the array. However, the function should only print out the element if it is a prime number and the sum of its digits is also a prime number. Additionally, the function should print out the prime factors of each element that satisfies... | codefeedback | [
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Starting with the number $1$ and moving to the right in a counter-clockwise direction a $5$ by $5$ spiral is formed as follows:
17 16 15 14 13
18 5 4 3 12
19 6 1 2 11
20 7 8 9 10
21 22 23 24 25
It can be verified that the sum of the numbers on the diagonals is $105$.
What is the sum of the numbers on the diago... | codefeedback | [
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-0.... | 0.80572 | 0.760564 | 0.045156 |
Compute the sum of the integers in the given array.
Integers in the array: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
Note: The array may contain up to 10^6 integers. | codefeedback | [
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Write a program that takes a 2D array of integers as input and prints the sum of the elements in each row. Additionally, the program should find the row with the highest sum and print the index of that row. | codefeedback | [
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0.027200113981962204,
0.03320467844605446,
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-0.00... | 0.823214 | 0.776723 | 0.046491 |
Increase the difficulty of the given programming test question by modifying the code and asking the candidate to solve a specific problem.
Problem: Given an array of integers, find the two numbers that sum up to a target value. Print the indices of these two numbers.
#include <iostream>
#include <vector>
#include <u... | codefeedback | [
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-0.008... | 0.833164 | 0.782471 | 0.050693 |
You are given a tabular data set containing four columns: `n`, `a_n`, `b_n`, and `c_n`. Each row represents a different value of `n` along with its corresponding `a_n`, `b_n`, and `c_n` values. Your task is to write a program to calculate the sum of the squares of the differences between `a_n`, `b_n`, and `c_n` for eac... | codefeedback | [
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-0... | 0.833187 | 0.77638 | 0.056808 |
Write a function that sorts its arguments in descending order, but only for numbers greater than or equal to 5. The function should also remove any duplicates from the sorted list. The input list may contain both numbers and strings. If a string is encountered, it should be ignored during the sorting process. The outpu... | codefeedback | [
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0.01... | 0.821386 | 0.777077 | 0.044309 |
Generate the first 8 Fibonacci numbers after a starting number of 1, where each number in the sequence is the sum of the two preceding ones. | codefeedback | [
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0.017013760283589363,
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-0.025... | 0.814464 | 0.764773 | 0.049691 |
Your task is to identify and categorize the mathematical nature of the ensuing arithmetic expression.
3 * 7 + 8 | codefeedback | [
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You are given a singly linked list of integers. Your task is to write a function `next_larger_nodes(head)` to return an array representing the next larger node for each node in the input list. If there is no such larger node, the value should be 0.
The function should take the head of the linked list as input and ret... | codefeedback | [
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0.00... | 0.812467 | 0.76476 | 0.047707 |
Calculate the cube root of a given positive integer n, where n is between 1 and 10^9 and is divisible by 7. Additionally, the algorithm should return the sum of the digits of the cube root. | codefeedback | [
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0.034205928444862366,
0.030240776017308235,
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-0.0... | 0.81767 | 0.774248 | 0.043421 |
Formulate a unique array encompassing precisely five discrete, non-repeated integers that reside within the numerical confines of 1 and 15, following the ascending or descending order. | codefeedback | [
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0.03077268972992897,
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0.0489315502345562,
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0.0322127565741539,
0.008407706394791603,
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-0.0091... | 0.82259 | 0.774581 | 0.048009 |
Develop a program that identifies all unique shortest subsequences in a list of multiple input strings. The program should be able to handle long strings and return results in the shortest time possible without compromising on the quality of the answer.
Example: inputs = ["ALGORITHMS", "LOGARITHM", "RHYTHM", "ALGO"] | codefeedback | [
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0.04109140858054161,
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0.01652720756828785,
0.007448866497725248,
-0.0040570511482656,
-0.01... | 0.839214 | 0.794094 | 0.04512 |
I am faced with this challenge: Identifying the Minimal Prime Palindromic Number. The task is defined as follows: Discover the least prime palindromic number that is greater than or equal to a given number `N`.
Remember, a number is classified as prime if its only factors are 1 and itself, and it exceeds 1.
For insta... | codefeedback | [
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0.01366433221846819,
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0.029546549543738365,
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0.0569271482527256,
0.024250933900475502,
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0.02868681587278843,
0.019635522738099098,
-0.04584208130836487,
-0.0235... | 0.831803 | 0.7643 | 0.067503 |
Find the sum of all prime numbers in this array and print it on the console. Ensure that your solution is optimized to handle large arrays efficiently.
array = [15, 78, 62, 3, 55, 47, 89, 101, 13, 7, 56, 33, 8] | codefeedback | [
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0.0357627309858799,
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0.053260769695043564,
0.034276921302080154,
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0.028080612421035767,
0.010831424035131931,
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-0... | 0.821203 | 0.775377 | 0.045825 |
I have this problem : Super Palindromes
Description are as below: Let's say a positive integer is a super-palindrome if it is a palindrome, and it is also the square of a palindrome.
Given two positive integers `left` and `right` represented as strings, return the number of super-palindromes integers in the inclusive ... | codefeedback | [
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0.030183210968971252,
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0.022649142891168594,
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0.040072277188301086,
0.025527261197566986,
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0.017423707991838455,
0.02575667016208172,
-0.042664214968681335,
... | 0.838174 | 0.773056 | 0.065118 |
Given a string, find the length of the longest word that can be formed by rearranging the characters of the string. The characters in the string can be rearranged in any order to form a word. A word is defined as a sequence of one or more characters, where each character is an uppercase or lowercase letter of the Engli... | codefeedback | [
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0.020032308995723724,
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0.009650754742324352,
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0.04557158797979355,
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0.018516579642891884,
0.02549060806632042,
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-0.... | 0.827968 | 0.775035 | 0.052933 |
Implement a Java program for finding the index of an element in a sorted 2D array. The array is sorted such that the numbers ascend from left to right and from top to bottom. Consider that there may also be repeated values.
Additionally, if the element is found at more than one index, return all occurrences of the el... | codefeedback | [
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0.040527161210775375,
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0.01915043778717518,
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0.017944229766726494,
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0.028830785304307938,
0.010329624637961388,
-0.038025062531232834,
0.00... | 0.822116 | 0.771752 | 0.050364 |
Create an efficient algorithm that can accept a series of lexemes (words/phrases) and a numerical factorial as inputs. The program should return the number of unique lexemes in the provided series that match the exact length specified by the factorial. Besides, the solution should handle any edge cases or valid corner ... | codefeedback | [
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0.017313145101070404,
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0.022280199453234673,
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0.021451536566019058,
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0.003931588493287563,
0.026855498552322388,
-0.023107480257749557,
-0.... | 0.830029 | 0.779622 | 0.050407 |
Write a code that finds all the prime numbers from 1 to n and prints them in descending order. However, the code should be optimized to minimize the number of iterations and reduce the time complexity as much as possible. The code should have a time complexity of O(sqrt(n)*log(log(n))) or better.
Furthermore, the code... | codefeedback | [
0.0190846286714077,
0.041075464338064194,
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-0.02738368883728981,
0.01770777441561222,
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0.05419469624757767,
0.03475272282958031,
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0.017198549583554268,
0.01414872333407402,
-0.04157598689198494,
0.008228... | 0.81676 | 0.775338 | 0.041422 |
Given a list of strings, write a program to return all strings that are palindromes. The program should have a time complexity of O(n^2), where n is the total number of characters in all the strings combined. Additionally, the program should have a space complexity of O(m), where m is the number of strings in the list ... | codefeedback | [
0.01167482603341341,
0.02008155547082424,
-0.018073072656989098,
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0.015571941621601582,
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0.05423765257000923,
0.031549014151096344,
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0.0009913671528920531,
0.037873055785894394,
-0.030358124524354935,
-... | 0.81396 | 0.769578 | 0.044382 |
Write a function to find the kth element from the given two sorted arrays. The arrays may contain both integers and floating point numbers. The function should also handle edge cases where k is larger than the combined size of the two arrays. Additionally, implement the function in such a way that it has a time complex... | codefeedback | [
0.022391948848962784,
0.053886912763118744,
-0.031028853729367256,
-0.04358646646142006,
0.04391821473836899,
-0.01690250262618065,
-0.021690605208277702,
0.06889959424734116,
0.03199859708547592,
-0.013995208777487278,
0.0200689397752285,
0.014143084175884724,
-0.023688869550824165,
0.011... | 0.833619 | 0.783991 | 0.049628 |
You are tasked with implementing a function that performs a specific mathematical operation on a given input array. The function should take an array of two numbers as input and return a new array based on the following transformation:
Given an input array [x, y], the output array should be [x^2 * y, 5x + sin(y)], whe... | codefeedback | [
0.024595078080892563,
0.050557900220155716,
-0.03012494370341301,
-0.04394248500466347,
0.05122191086411476,
-0.012750786729156971,
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0.05894782394170761,
0.034220486879348755,
0.00037313211942091584,
0.011513538658618927,
0.0067908503115177155,
-0.026270125061273575,
... | 0.801741 | 0.758668 | 0.043073 |
Write a program to generate the Fibonacci sequence up to a given number n. The Fibonacci sequence is a series of numbers in which each number is the sum of the two preceding ones, usually starting with 0 and 1. For example, the sequence up to 1000 would be: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 9... | codefeedback | [
0.014944816008210182,
0.01895695924758911,
-0.03404878452420235,
-0.024722974747419357,
0.033564843237400055,
-0.029001079499721527,
-0.039436742663383484,
0.0718350037932396,
0.025825589895248413,
-0.017878714948892593,
0.03184216842055321,
0.04188816621899605,
-0.03143702819943428,
-0.00... | 0.82284 | 0.765023 | 0.057817 |
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