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Provide a correct Python 3 solution for this coding contest problem. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is arbitrary. The conductor patrols the train. The conductor ...
instruction
0
39,522
1
79,044
"Correct Solution: ``` # AOJ 0130 Train # Python3 2018.6.19 bal4u for _ in range(int(input())): s = list(input()) ans = [] dir = '>' for i in range(len(s)): if s[i].isalpha(): if dir == '>': if s[i] not in ans: ans.append(s[i]) else: if s[i] not in ans: ans.insert(0, s[i]) elif s[i] == '>' or s[i...
output
1
39,522
1
79,045
Provide a correct Python 3 solution for this coding contest problem. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is arbitrary. The conductor patrols the train. The conductor ...
instruction
0
39,523
1
79,046
"Correct Solution: ``` n=int(input()) for _ in range(n): s=input() s=s.replace("-","") train=["" for i in range(60)] pointer=30 for i in s: if i=="<": pointer-=1 elif i==">": pointer+=1 else: train[pointer]=i print("".join(train)) ```
output
1
39,523
1
79,047
Provide a correct Python 3 solution for this coding contest problem. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is arbitrary. The conductor patrols the train. The conductor ...
instruction
0
39,524
1
79,048
"Correct Solution: ``` n = int(input()) for i in range(0,n): datas = input() dic = dict() sIndex = inIndex = isMove = 0 while sIndex < len(datas): if not isMove: dic[datas[sIndex]] = inIndex sIndex += 2 else: if datas[sIndex] == '>': ...
output
1
39,524
1
79,049
Provide a correct Python 3 solution for this coding contest problem. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is arbitrary. The conductor patrols the train. The conductor ...
instruction
0
39,525
1
79,050
"Correct Solution: ``` # AOJ 0130 Train # Python3 2018.6.19 bal4u for _ in range(int(input())): s = list(input()) ans, dir = [], '>' for x in s: if x.isalpha(): if dir == '>': if x not in ans: ans.append(x) else: if x not in ans: ans.insert(0, x) elif x == '>' or x == '<': dir = x print(*ans, sep...
output
1
39,525
1
79,051
Provide a correct Python 3 solution for this coding contest problem. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is arbitrary. The conductor patrols the train. The conductor ...
instruction
0
39,526
1
79,052
"Correct Solution: ``` I=input for _ in [0]*int(I()): t=I() ans=[t[0]] for x in range(1,len(t),3): if t[x+2] in ans:continue if t[x]=='-':ans+=[t[x+2]] else:ans=[t[x+2]]+ans print(*ans,sep='') ```
output
1
39,526
1
79,053
Provide a correct Python 3 solution for this coding contest problem. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is arbitrary. The conductor patrols the train. The conductor ...
instruction
0
39,527
1
79,054
"Correct Solution: ``` def proc(i): l = len(i) o = [ i[0] ] io = 1 ii = 1 while ii < l: # print(o) # print("io={0} d={1} c={2} o={3}".format(io,i[ii:ii+2],i[ii+2],o)) if i[ii:ii+2] == "<-": io -= 1 else: io += 1 if (io == 0): ...
output
1
39,527
1
79,055
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is ar...
instruction
0
39,528
1
79,056
Yes
output
1
39,528
1
79,057
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is ar...
instruction
0
39,529
1
79,058
Yes
output
1
39,529
1
79,059
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is ar...
instruction
0
39,530
1
79,060
Yes
output
1
39,530
1
79,061
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is ar...
instruction
0
39,531
1
79,062
Yes
output
1
39,531
1
79,063
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is ar...
instruction
0
39,532
1
79,064
No
output
1
39,532
1
79,065
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is ar...
instruction
0
39,533
1
79,066
No
output
1
39,533
1
79,067
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is ar...
instruction
0
39,534
1
79,068
No
output
1
39,534
1
79,069
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are trains with 26 cars or less. Each vehicle has an identification code from lowercase a to z. No vehicle has the same symbol. However, the order in which the vehicles are connected is ar...
instruction
0
39,535
1
79,070
No
output
1
39,535
1
79,071
Provide tags and a correct Python 3 solution for this coding contest problem. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's topology is an undirected tree. There are som...
instruction
0
39,640
1
79,280
Tags: binary search, constructive algorithms, dfs and similar, graphs, greedy, trees Correct Solution: ``` import sys input = sys.stdin.readline n,k=map(int,input().split()) R=[list(map(int,input().split())) for i in range(n-1)] RDICT={tuple(sorted([R[i][0],R[i][1]])):i for i in range(n-1)} C=[[] for i in range(n+1)...
output
1
39,640
1
79,281
Provide tags and a correct Python 3 solution for this coding contest problem. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's topology is an undirected tree. There are som...
instruction
0
39,641
1
79,282
Tags: binary search, constructive algorithms, dfs and similar, graphs, greedy, trees Correct Solution: ``` from collections import defaultdict from math import log2 from bisect import bisect_left import os import sys from io import BytesIO, IOBase from types import GeneratorType BUFSIZE = 8192 class FastIO(IOBase):...
output
1
39,641
1
79,283
Provide tags and a correct Python 3 solution for this coding contest problem. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's topology is an undirected tree. There are som...
instruction
0
39,642
1
79,284
Tags: binary search, constructive algorithms, dfs and similar, graphs, greedy, trees Correct Solution: ``` """ #If FastIO not needed, used this and don't forget to strip #import sys, math #input = sys.stdin.readline """ import os import sys from io import BytesIO, IOBase import heapq as h from bisect import bisect_le...
output
1
39,642
1
79,285
Provide tags and a correct Python 3 solution for this coding contest problem. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's topology is an undirected tree. There are som...
instruction
0
39,643
1
79,286
Tags: binary search, constructive algorithms, dfs and similar, graphs, greedy, trees Correct Solution: ``` import sys input=sys.stdin.buffer.readline from collections import deque def dfs(): visited=[0 for i in range(n+1)] queue=deque() queue.append([1,0]) add=0 while(queue): par=queue.pop...
output
1
39,643
1
79,287
Provide tags and a correct Python 3 solution for this coding contest problem. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's topology is an undirected tree. There are som...
instruction
0
39,644
1
79,288
Tags: binary search, constructive algorithms, dfs and similar, graphs, greedy, trees Correct Solution: ``` # import time def set_color(edge, colors, color): colors[edge] = color colors[(edge[1], edge[0])] = color def set_node_color(node, parent, parent_color, index, bad_nodes, colors): color = 1 for c...
output
1
39,644
1
79,289
Provide tags and a correct Python 3 solution for this coding contest problem. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's topology is an undirected tree. There are som...
instruction
0
39,645
1
79,290
Tags: binary search, constructive algorithms, dfs and similar, graphs, greedy, trees Correct Solution: ``` n, k = map(int, input().split(' ')) deg = [0] * n neighbors = [[] for i in range(n)] edges = [] for i in range(n - 1): a, b = map(int, input().split(' ')) neighbors[a - 1].append(b - 1) neighbors[b - 1...
output
1
39,645
1
79,291
Provide tags and a correct Python 3 solution for this coding contest problem. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's topology is an undirected tree. There are som...
instruction
0
39,646
1
79,292
Tags: binary search, constructive algorithms, dfs and similar, graphs, greedy, trees Correct Solution: ``` import sys from collections import deque def norm_edge(i, j): return (i, j) if i < j else (j, i) inpt = sys.stdin.read().split('\n') n, k = map(int, inpt[0].split()) edges = [] for edge_str in inpt[1:n]: ...
output
1
39,646
1
79,293
Provide tags and a correct Python 3 solution for this coding contest problem. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's topology is an undirected tree. There are som...
instruction
0
39,647
1
79,294
Tags: binary search, constructive algorithms, dfs and similar, graphs, greedy, trees Correct Solution: ``` from __future__ import print_function import os,sys,atexit if sys.version_info[0] < 3: range = xrange from cStringIO import StringIO as BytesIO sys.stdout = BytesIO() else: from io import BytesIO ...
output
1
39,647
1
79,295
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's...
instruction
0
39,648
1
79,296
Yes
output
1
39,648
1
79,297
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's...
instruction
0
39,649
1
79,298
Yes
output
1
39,649
1
79,299
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's...
instruction
0
39,650
1
79,300
Yes
output
1
39,650
1
79,301
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's...
instruction
0
39,651
1
79,302
Yes
output
1
39,651
1
79,303
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's...
instruction
0
39,652
1
79,304
No
output
1
39,652
1
79,305
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's...
instruction
0
39,653
1
79,306
No
output
1
39,653
1
79,307
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's...
instruction
0
39,654
1
79,308
No
output
1
39,654
1
79,309
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Treeland consists of n cities and n-1 roads. Each road is bidirectional and connects two distinct cities. From any city you can get to any other city by roads. Yes, you are right — the country's...
instruction
0
39,655
1
79,310
No
output
1
39,655
1
79,311
Provide tags and a correct Python 3 solution for this coding contest problem. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The intersections are numbered from 1 to n, and for eve...
instruction
0
39,818
1
79,636
Tags: binary search, dfs and similar, dp, greedy, trees Correct Solution: ``` from collections import deque import sys input = sys.stdin.buffer.readline T = int(input()) for _ in range(T): n = int(input()) e = [ [] for _ in range(n+1) ] for _ in range(n-1): a, b = map(int, input().split()) ...
output
1
39,818
1
79,637
Provide tags and a correct Python 3 solution for this coding contest problem. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The intersections are numbered from 1 to n, and for eve...
instruction
0
39,819
1
79,638
Tags: binary search, dfs and similar, dp, greedy, trees Correct Solution: ``` import os import sys from io import BytesIO, IOBase # region fastio BUFSIZE = 8192 class FastIO(IOBase): newlines = 0 def __init__(self, file): self._fd = file.fileno() self.buffer = BytesIO() self.writable =...
output
1
39,819
1
79,639
Provide tags and a correct Python 3 solution for this coding contest problem. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The intersections are numbered from 1 to n, and for eve...
instruction
0
39,820
1
79,640
Tags: binary search, dfs and similar, dp, greedy, trees Correct Solution: ``` def RL(): return map(int, input().split()) def RLL(): return list(map(int, input().split())) def N(): return int(input()) def print_list(l): print(' '.join(map(str,l))) # sys.setrecursionlimit(100000) # import random # from functools...
output
1
39,820
1
79,641
Provide tags and a correct Python 3 solution for this coding contest problem. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The intersections are numbered from 1 to n, and for eve...
instruction
0
39,821
1
79,642
Tags: binary search, dfs and similar, dp, greedy, trees Correct Solution: ``` for _ in range(int(input())): n = int(input());dic = [[] for _ in range(n + 1)];gress = [0] * (n + 1);gress[1] += 1;father = [0] * (n + 1);now = [1];s = [[] for _ in range(n + 1)];leaf = [] for _ in range(n - 1):u, v = map(int,input()...
output
1
39,821
1
79,643
Provide tags and a correct Python 3 solution for this coding contest problem. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The intersections are numbered from 1 to n, and for eve...
instruction
0
39,822
1
79,644
Tags: binary search, dfs and similar, dp, greedy, trees Correct Solution: ``` for _ in range(int(input())): n = int(input()) dic = [[] for _ in range(n + 1)] gress = [0] * (n + 1) gress[1] += 1 father = [0] * (n + 1) for _ in range(n - 1): u, v = map(int,input().split()) dic[u].a...
output
1
39,822
1
79,645
Provide tags and a correct Python 3 solution for this coding contest problem. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The intersections are numbered from 1 to n, and for eve...
instruction
0
39,823
1
79,646
Tags: binary search, dfs and similar, dp, greedy, trees Correct Solution: ``` from sys import stdin, stdout from types import GeneratorType def bootstrap(f, stack=[]): def wrappedfunc(*args, **kwargs): if stack: return f(*args, **kwargs) else: to = f(*args, **kwargs) ...
output
1
39,823
1
79,647
Provide tags and a correct Python 3 solution for this coding contest problem. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The intersections are numbered from 1 to n, and for eve...
instruction
0
39,824
1
79,648
Tags: binary search, dfs and similar, dp, greedy, trees Correct Solution: ``` from bisect import * from collections import * from math import gcd,ceil,sqrt,floor,inf from heapq import * from itertools import * from operator import add,mul,sub,xor,truediv,floordiv from functools import * #-----------------------------...
output
1
39,824
1
79,649
Provide tags and a correct Python 3 solution for this coding contest problem. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The intersections are numbered from 1 to n, and for eve...
instruction
0
39,825
1
79,650
Tags: binary search, dfs and similar, dp, greedy, trees Correct Solution: ``` import sys # region fastio input = lambda: sys.stdin.readline() # ------------------------------ def RL(): return map(int, sys.stdin.readline().split()) def RLL(): return list(map(int, sys.stdin.readline().split())) def N(): return int(in...
output
1
39,825
1
79,651
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The inte...
instruction
0
39,826
1
79,652
Yes
output
1
39,826
1
79,653
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The inte...
instruction
0
39,827
1
79,654
Yes
output
1
39,827
1
79,655
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The inte...
instruction
0
39,828
1
79,656
No
output
1
39,828
1
79,657
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The inte...
instruction
0
39,829
1
79,658
No
output
1
39,829
1
79,659
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The inte...
instruction
0
39,830
1
79,660
No
output
1
39,830
1
79,661
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Gildong is playing with his dog, Badugi. They're at a park that has n intersections and n-1 bidirectional roads, each 1 meter in length and connecting two intersections with each other. The inte...
instruction
0
39,831
1
79,662
No
output
1
39,831
1
79,663
Provide tags and a correct Python 3 solution for this coding contest problem. The territory of Berland is represented by a rectangular field n × m in size. The king of Berland lives in the capital, located on the upper left square (1, 1). The lower right square has coordinates (n, m). One day the king decided to trave...
instruction
0
39,955
1
79,910
Tags: brute force, constructive algorithms, implementation Correct Solution: ``` def inRows(): print(0) row = 1 column = 1 print(row, column) while row <= n: if row % 2 == 1: column = 2 while column <= m: print(row, column) column += 1 ...
output
1
39,955
1
79,911
Provide tags and a correct Python 3 solution for this coding contest problem. The territory of Berland is represented by a rectangular field n × m in size. The king of Berland lives in the capital, located on the upper left square (1, 1). The lower right square has coordinates (n, m). One day the king decided to trave...
instruction
0
39,956
1
79,912
Tags: brute force, constructive algorithms, implementation Correct Solution: ``` def d(a, b): print(a+1, b) return (a+1, b) def u(a, b): print(a-1, b) return (a-1, b) def l(a, b): print(a, b-1) return (a, b-1) def r(a, b): print(a, b+1) return (a, b+1) a, b = map(int, input().split...
output
1
39,956
1
79,913
Provide tags and a correct Python 3 solution for this coding contest problem. The territory of Berland is represented by a rectangular field n × m in size. The king of Berland lives in the capital, located on the upper left square (1, 1). The lower right square has coordinates (n, m). One day the king decided to trave...
instruction
0
39,957
1
79,914
Tags: brute force, constructive algorithms, implementation Correct Solution: ``` #!/usr/bin/env python3 from sys import stdin input_tokens = stdin.readline() tokens = [int(x) for x in input_tokens.split()] assert len(tokens) == 2 n, m = tokens[0], tokens[1] if n == 1 and m > 2: print(1) print(n,m,1,1) ...
output
1
39,957
1
79,915
Provide tags and a correct Python 3 solution for this coding contest problem. The territory of Berland is represented by a rectangular field n × m in size. The king of Berland lives in the capital, located on the upper left square (1, 1). The lower right square has coordinates (n, m). One day the king decided to trave...
instruction
0
39,958
1
79,916
Tags: brute force, constructive algorithms, implementation Correct Solution: ``` import sys from array import array # noqa: F401 def input(): return sys.stdin.buffer.readline().decode('utf-8') n, m = map(int, input().split()) ans = ['1 1'] warp = [-1] * 4 if n == 1 and m == 2: ans.append('1 2') elif n == ...
output
1
39,958
1
79,917
Provide tags and a correct Python 3 solution for this coding contest problem. The territory of Berland is represented by a rectangular field n × m in size. The king of Berland lives in the capital, located on the upper left square (1, 1). The lower right square has coordinates (n, m). One day the king decided to trave...
instruction
0
39,959
1
79,918
Tags: brute force, constructive algorithms, implementation Correct Solution: ``` def d(a, b): print(a+1, b) return (a+1, b) def u(a, b): print(a-1, b) return (a-1, b) def l(a, b): print(a, b-1) return (a, b-1) def r(a, b): print(a, b+1) return (a, b+1) a, b = map(...
output
1
39,959
1
79,919
Provide tags and a correct Python 3 solution for this coding contest problem. The territory of Berland is represented by a rectangular field n × m in size. The king of Berland lives in the capital, located on the upper left square (1, 1). The lower right square has coordinates (n, m). One day the king decided to trave...
instruction
0
39,960
1
79,920
Tags: brute force, constructive algorithms, implementation Correct Solution: ``` def p(a, b, swap): if swap: a, b = b, a print(a, b) n, m = [int(x) for x in input().split()] if (n == 1 or m == 1) and n * m > 2: print(1) print(n, m, 1, 1) for r in range(n): for c in range(m): ...
output
1
39,960
1
79,921