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user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.When you asked some guy in your class his name, he called himself S, where S is a string of length between 3 and 20 (inclusive) consis... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.We have N integers A_1, A_2, ..., A_N.
There are \frac{N(N-1)}{2} ways to choose two of them and form a pair. If we compute the produ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.The weather in Takahashi's town changes day by day, in the following cycle: Sunny, Cloudy, Rainy, Sunny, Cloudy, Rainy, ...
Given is ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Takahashi has A untasty cookies containing antidotes, B tasty cookies containing antidotes and C tasty cookies containing poison.
Eat... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.There is a long blackboard with 2 rows and N columns in a classroom of Kyoto University. This blackboard is so long that it is impossi... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.There is a plan view consisting of 12 vertical and 12 horizontal squares showing the terrain. Each square is painted white or black. W... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.The neutral city of Eyes City, in the heart of the four countries, is home to the transcontinental train Bandai. The platform has a ro... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are now in a bookshop with your friend Alice to buy a book, "The Winning Strategy for the Programming Koshien Contest,” just relea... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given N points in the xy-plane. You have a circle of radius one and move it on the xy-plane, so as to enclose as many of the p... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Isaac is tired of his daily trip to his ofice, using the same shortest route everyday. Although this saves his time, he must see the s... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Nathan O. Davis has been running an electronic bulletin board system named JAG-channel. He is now having hard time to add a new featur... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Problem statement
Cards with ranks of $ 2 $ and $ 8 $ are powerful in card game millionaires. Therefore, we call an integer consistin... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Problem
If you bring an empty bottle of $ a $ milk, you can exchange it for a new bottle of $ b $ milk.
How many bottles of milk can ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Once upon a time chef decided to learn encodings. And, obviously, he started with the easiest one (well, actually the easiest after Ca... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Clash of clans is a very popular game. Each player in the game is allocated a base with certain hit points the player can train a limi... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Problem description:
There are students in a class fighting for a girl. As she came to know she decided that the boy will win who wil... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.In this problem you will have to help Berland army with organizing their command delivery system.
There are n officers in Berland arm... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Little boy Gerald studies at school which is quite far from his house. That's why he has to go there by bus every day. The way from ho... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given a grid, consisting of 2 rows and n columns. Each cell of this grid should be colored either black or white.
Two cells a... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given two integers l and r (l ≤ r). Your task is to calculate the sum of numbers from l to r (including l and r) such that eac... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given a bracket sequence s consisting of n opening '(' and closing ')' brackets.
A regular bracket sequence is a bracket sequ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Kurt reaches nirvana when he finds the product of all the digits of some positive integer. Greater value of the product makes the nirv... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.This problem is same as the previous one, but has larger constraints.
Shiro's just moved to the new house. She wants to invite all fr... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.The only difference between the easy and the hard versions is constraints.
A subsequence is a string that can be derived from another... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given an array a of n integers, where n is odd. You can make the following operation with it:
* Choose one of the elements ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.In the galaxy far far away is the ancient interplanetary republic of Bubbleland, consisting of N planets. Between them, there are M bi... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You have three piles of candies: red, green and blue candies:
* the first pile contains only red candies and there are r candies in... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Filled with optimism, Hyunuk will host a conference about how great this new year will be!
The conference will have n lectures. Hyunu... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given a string S and an array of strings [t_1, t_2, ..., t_k]. Each string t_i consists of lowercase Latin letters from a to n... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Eshag has an array a consisting of n integers.
Eshag can perform the following operation any number of times: choose some subsequence... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Imagine that you have a twin brother or sister. Having another person that looks exactly like you seems very unusual. It's hard to say... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.A widely known among some people Belarusian sport programmer Yura possesses lots of information about cars. That is why he has been in... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.An expedition group flew from planet ACM-1 to Earth in order to study the bipedal species (its representatives don't even have antenna... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.The Little Girl loves problems on games very much. Here's one of them.
Two players have got a string s, consisting of lowercase Engli... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Fox Ciel has some flowers: r red flowers, g green flowers and b blue flowers. She wants to use these flowers to make several bouquets.... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Little Petya is learning to play chess. He has already learned how to move a king, a rook and a bishop. Let us remind you the rules of... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Valera loves his garden, where n fruit trees grow.
This year he will enjoy a great harvest! On the i-th tree bi fruit grow, they will... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Fox Ciel starts to learn programming. The first task is drawing a fox! However, that turns out to be too hard for a beginner, so she d... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Once again Tavas started eating coffee mix without water! Keione told him that it smells awful, but he didn't stop doing that. That's ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Saitama accidentally destroyed a hotel again. To repay the hotel company, Genos has volunteered to operate an elevator in one of its o... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Alex was programming while Valentina (his toddler daughter) got there and started asking many questions about the round brackets (or p... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Treeland is a country in which there are n towns connected by n - 1 two-way road such that it's possible to get from any town to any o... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.One day, Hongcow goes to the store and sees a brand new deck of n special cards. Each individual card is either red or blue. He decide... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Ivan has n different boxes. The first of them contains some balls of n different colors.
Ivan wants to play a strange game. He wants ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Roy and Biv have a set of n points on the infinite number line.
Each point has one of 3 colors: red, green, or blue.
Roy and Biv wou... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.As always, this time again, Suresh and Ramesh went to the tailor for shortening of their father's Pent. And guess what after a bite of... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Vivek was roaming around in the electronics shop, where he saw a box called as BlackBox. He was intrigued by its function, so he bough... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Assume the cricket ground to be an infinite grid and there can be more than 11 players in a team. It is known that the batsmen stand a... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Foo was not amongst the most brilliant students of his class. So, he has some pending exams to clear. As the exams are approaching, th... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.In the city of Madrid, there are two types of roads - Boulevard and Woonerf.
As the people of Madrid are fond of eating, there is exa... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Milly and Pranjul are playing a game in which Pranjul will give an index of a chocolate. Then, Milly has to tell him the box number in... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Now Flash is in serious trouble. Both Reverse_flash and Zoom are on their way to attack him. But Flash's energy is not enough to face... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Pussycat Sonya has an array A consisting of N integers. She can replace some adjacent elements Ai and Ai+1 by their sum. Sonya can per... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Tom goes out on the day "HOLI" wearing a checked shirt. After having a good time he returns with colors all over his shirt.
He cuts h... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.There are S sheep and W wolves.
If the number of wolves is greater than or equal to that of sheep, the wolves will attack the sheep.
... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given a string s of length n. Does a tree with n vertices that satisfies the following conditions exist?
* The vertices are n... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You planned a trip using trains and buses. The train fare will be A yen (the currency of Japan) if you buy ordinary tickets along the ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Square1001 has seen an electric bulletin board displaying the integer 1. He can perform the following operations A and B to change thi... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given three integers A, B and C. Determine whether C is not less than A and not greater than B.
Constraints
* -100≤A,B,C≤100... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.The 7 puzzle consists of 8 square cards and a frame that fits them snugly. Each card is numbered 0, 1, 2, ..., 7 to distinguish them f... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Do the following for a four-digit number N consisting of numbers 0-9.
1. Let L be the number obtained as a result of arranging the nu... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.problem
There are n cards with one integer from 1 to n and one blank card. Of these n + 1 cards, k cards are given, but 1 ≤ k ≤ n. Yo... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Brave Ponta and his best friend, Brave Gonta, have come to Luida's bar in search of friends to embark on an epic adventure. There are ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.There is a one-dimensional cellular automaton consisting of N cells. Cells are numbered from 0 to N − 1.
Each cell has a state repres... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Problem
"Ritsumeikan University Competitive Programming Camp" will be held this year as well. I am very much looking forward to this ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Problem statement
There is a permutation with $ 1,2, ..., N $ sorted. I want to select two different numbers $ i $, $ j $ and replace... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.D: Is greed the best?
story
In Japan, where there are 1, 5, 10, 50, 100, 500 yen coins, it is known that the number of coins can be ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Tashizan Hikizan (Calculation Training)
square1001 You gave E869120 two numbers, $ A $ and $ B $, as birthday presents.
E869120 You ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.$N$ persons visited a restaurant. The restaurant is open from 0 to $T$. The $i$-th person entered the restaurant at $l_i$ and left at ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Aditi recently discovered a new magic trick. First, she gives you an integer N and asks you to think an integer between 1 and N. Then ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Did you ever hear about 'Dragon Food' ? Its used to refer to the chocolates bought for your loved ones :). Po offers dragon food to ma... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Problem description.
JNTU College is conducting an Warmup contest for students to bring out their approaches of solving a ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.There are K nuclear reactor chambers labelled from 0 to K-1. Particles are bombarded onto chamber 0. The particles keep collecting in ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.After learning a lot about space exploration, a little girl named Ana wants to change the subject.
Ana is a girl who loves palindrome... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Ivan wants to play a game with you. He picked some string s of length n consisting only of lowercase Latin letters.
You don't know t... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You play your favourite game yet another time. You chose the character you didn't play before. It has str points of strength and int p... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given a string s, consisting of brackets of two types: '(', ')', '[' and ']'.
A string is called a regular bracket sequence (... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given two integers n and k.
You should create an array of n positive integers a_1, a_2, ..., a_n such that the sum (a_1 + a_2... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You are given an integer x. Can you make x by summing up some number of 11, 111, 1111, 11111, …? (You can use any number among them an... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Sherlock Holmes found a mysterious correspondence of two VIPs and made up his mind to read it. But there is a problem! The corresponde... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.In ABBYY a wonderful Smart Beaver lives. This time, he began to study history. When he read about the Roman Empire, he became interest... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Theatre Square in the capital city of Berland has a rectangular shape with the size n × m meters. On the occasion of the city's annive... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You've got an array a, consisting of n integers: a1, a2, ..., an. Your task is to find a minimal by inclusion segment [l, r] (1 ≤ l ≤ ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Greg has an array a = a1, a2, ..., an and m operations. Each operation looks as: li, ri, di, (1 ≤ li ≤ ri ≤ n). To apply operation i t... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Professor Vasechkin is studying evolution of worms. Recently he put forward hypotheses that all worms evolve by division. There are n ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Mad scientist Mike entertains himself by arranging rows of dominoes. He doesn't need dominoes, though: he uses rectangular magnets ins... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.On a cold winter evening our hero Vasya stood in a railway queue to buy a ticket for Codeforces championship final. As it usually happ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.You have probably registered on Internet sites many times. And each time you should enter your invented password. Usually the registra... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Little Dima misbehaved during a math lesson a lot and the nasty teacher Mr. Pickles gave him the following problem as a punishment.
... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Let's denote as <image> the number of bits set ('1' bits) in the binary representation of the non-negative integer x.
You are given m... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Pasha loves his phone and also putting his hair up... But the hair is now irrelevant.
Pasha has installed a new game to his phone. Th... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Theseus has just arrived to Crete to fight Minotaur. He found a labyrinth that has a form of a rectangular field of size n × m and con... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Anton and Dasha like to play different games during breaks on checkered paper. By the 11th grade they managed to play all the games of... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Recently Adaltik discovered japanese crosswords. Japanese crossword is a picture, represented as a table sized a × b squares, and each... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Just to remind, girls in Arpa's land are really nice.
Mehrdad wants to invite some Hoses to the palace for a dancing party. Each Hos ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.While Mahmoud and Ehab were practicing for IOI, they found a problem which name was Longest common subsequence. They solved it, and th... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Summer holidays! Someone is going on trips, someone is visiting grandparents, but someone is trying to get a part-time job. This summe... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.There is an automatic door at the entrance of a factory. The door works in the following way:
* when one or several people come to ... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Valentin participates in a show called "Shockers". The rules are quite easy: jury selects one letter which Valentin doesn't know. He s... |
user: Generate an executable Python function generated from the given prompt. The function should take stdin as input and print the output. Simply call the function after the definition.Chandan is an extremely biased person, and he dislikes people who fail to solve all the problems in the interview he takes for hiring ... |
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