message
stringlengths
2
45.8k
message_type
stringclasses
2 values
message_id
int64
0
1
conversation_id
int64
254
108k
cluster
float64
3
3
__index_level_0__
int64
508
217k
Provide tags and a correct Python 3 solution for this coding contest problem. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at point (xi, yi). They need to arrange a plan, but t...
instruction
0
93,967
3
187,934
Tags: data structures, geometry, math Correct Solution: ``` from collections import defaultdict n=int(input()) dic,dicx,dicy=defaultdict(int),defaultdict(int),defaultdict(int) ans=0 for _ in range(n): x,y=input().split() x,y=int(x),int(y) ans += (dicx[x]+dicy[y]-dic[(x,y)]) dicx[x]+=1 dicy[y]+=1 ...
output
1
93,967
3
187,935
Provide tags and a correct Python 3 solution for this coding contest problem. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at point (xi, yi). They need to arrange a plan, but t...
instruction
0
93,968
3
187,936
Tags: data structures, geometry, math Correct Solution: ``` # link: https://codeforces.com/contest/651/problem/C import heapq import os, sys from io import BytesIO, IOBase BUFSIZE = 8192 class FastIO(IOBase): newlines = 0 def __init__(self, file): self._fd = file.fileno() self.buffer = ...
output
1
93,968
3
187,937
Provide tags and a correct Python 3 solution for this coding contest problem. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at point (xi, yi). They need to arrange a plan, but t...
instruction
0
93,969
3
187,938
Tags: data structures, geometry, math Correct Solution: ``` from sys import stdout, stdin, setrecursionlimit from io import BytesIO, IOBase from collections import * from itertools import * # from random import * from bisect import * from string import * from queue import * from heapq import * from math import * from ...
output
1
93,969
3
187,939
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at poin...
instruction
0
93,970
3
187,940
Yes
output
1
93,970
3
187,941
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at poin...
instruction
0
93,971
3
187,942
Yes
output
1
93,971
3
187,943
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at poin...
instruction
0
93,972
3
187,944
Yes
output
1
93,972
3
187,945
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at poin...
instruction
0
93,973
3
187,946
Yes
output
1
93,973
3
187,947
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at poin...
instruction
0
93,974
3
187,948
No
output
1
93,974
3
187,949
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at poin...
instruction
0
93,975
3
187,950
No
output
1
93,975
3
187,951
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at poin...
instruction
0
93,976
3
187,952
No
output
1
93,976
3
187,953
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Watchmen are in a danger and Doctor Manhattan together with his friend Daniel Dreiberg should warn them as soon as possible. There are n watchmen on a plane, the i-th watchman is located at poin...
instruction
0
93,977
3
187,954
No
output
1
93,977
3
187,955
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0. On the polygon, military training was held. The soldie...
instruction
0
94,561
3
189,122
Yes
output
1
94,561
3
189,123
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0. On the polygon, military training was held. The soldie...
instruction
0
94,562
3
189,124
Yes
output
1
94,562
3
189,125
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0. On the polygon, military training was held. The soldie...
instruction
0
94,563
3
189,126
Yes
output
1
94,563
3
189,127
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0. On the polygon, military training was held. The soldie...
instruction
0
94,564
3
189,128
Yes
output
1
94,564
3
189,129
Evaluate the correctness of the submitted Python 2 solution to the coding contest problem. Provide a "Yes" or "No" response. Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0. On the polygon, military training was held. The soldie...
instruction
0
94,565
3
189,130
Yes
output
1
94,565
3
189,131
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0. On the polygon, military training was held. The soldie...
instruction
0
94,566
3
189,132
No
output
1
94,566
3
189,133
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0. On the polygon, military training was held. The soldie...
instruction
0
94,567
3
189,134
No
output
1
94,567
3
189,135
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0. On the polygon, military training was held. The soldie...
instruction
0
94,568
3
189,136
No
output
1
94,568
3
189,137
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Polygon is not only the best platform for developing problems but also a square matrix with side n, initially filled with the character 0. On the polygon, military training was held. The soldie...
instruction
0
94,569
3
189,138
No
output
1
94,569
3
189,139
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed pol...
instruction
0
94,691
3
189,382
No
output
1
94,691
3
189,383
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed pol...
instruction
0
94,692
3
189,384
No
output
1
94,692
3
189,385
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed pol...
instruction
0
94,693
3
189,386
No
output
1
94,693
3
189,387
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed pol...
instruction
0
94,694
3
189,388
No
output
1
94,694
3
189,389
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. No Great Victory anniversary in Berland has ever passed without the war parade. This year is not an exception. That’s why the preparations are on in full strength. Tanks are building a line, art...
instruction
0
94,727
3
189,454
No
output
1
94,727
3
189,455
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. No Great Victory anniversary in Berland has ever passed without the war parade. This year is not an exception. That’s why the preparations are on in full strength. Tanks are building a line, art...
instruction
0
94,728
3
189,456
No
output
1
94,728
3
189,457
Provide tags and a correct Python 3 solution for this coding contest problem. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (0, 0) and the length of the side equals a meter...
instruction
0
94,734
3
189,468
Tags: implementation, math Correct Solution: ``` import math a, d = map(float, input().split()) n = int(input()) for p in (math.fmod(i * d, 4 * a) for i in range(1, n + 1)): if p <= a: x, y = p, 0 elif p <= 2 * a: x, y = a, p - a elif p <= 3 * a: x, y = 3 * a - p, a else: x, y = 0, 4 * a - p p...
output
1
94,734
3
189,469
Provide tags and a correct Python 3 solution for this coding contest problem. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (0, 0) and the length of the side equals a meter...
instruction
0
94,735
3
189,470
Tags: implementation, math Correct Solution: ``` a, d = map(float, input().split()) n = int(input()) t = 0 for i in range(n): t = (t+d) % (4*a) if t < a: print(t, 0) continue if t < 2 * a: print(a, t-a) continue if t < 3 * a: print(3*a-t, a) continue i...
output
1
94,735
3
189,471
Provide tags and a correct Python 3 solution for this coding contest problem. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (0, 0) and the length of the side equals a meter...
instruction
0
94,736
3
189,472
Tags: implementation, math Correct Solution: ``` from math import floor a, d = map(float, input().split()) n = int(input()) res = [] for i in range(n): rec = i*d + d tra = floor(rec/a) % 4 seg = rec - floor(rec/a)*a # print("D>",rec, tra, seg) if tra == 0: res.append("%.8f %.8f" % (seg, 0.0)) elif tra ...
output
1
94,736
3
189,473
Provide tags and a correct Python 3 solution for this coding contest problem. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (0, 0) and the length of the side equals a meter...
instruction
0
94,737
3
189,474
Tags: implementation, math Correct Solution: ``` def main(): a, d = map(float, input().split()) ai, di = (int(_ * 1e4 + .1) for _ in (a, d)) a2, a3, a4 = (ai * _ for _ in (2, 3, 4)) n, sa = int(input()), "%.10f" % a for t in range(di, n * di + 5001, di): t %= a4 if t <= a2: ...
output
1
94,737
3
189,475
Provide tags and a correct Python 3 solution for this coding contest problem. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (0, 0) and the length of the side equals a meter...
instruction
0
94,738
3
189,476
Tags: implementation, math Correct Solution: ``` [a, d], n, tmp = map(float, input().split()), int(input()), 0 for i in range(n): tmp = (tmp + d) % (4 * a) if tmp <= a: print(tmp, 0) elif tmp <= 2 * a: print(a, tmp - a) elif tmp <= 3 * a: print(3 * a - tmp, a) else: p...
output
1
94,738
3
189,477
Provide tags and a correct Python 3 solution for this coding contest problem. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (0, 0) and the length of the side equals a meter...
instruction
0
94,739
3
189,478
Tags: implementation, math Correct Solution: ``` a,b = [float(x) for x in input().split()] n = int(input()) for i in range(1,n+1): rem = (i*b)%(4*a) print(*[(rem,0),(a,rem-a),(3*a-rem,a),(0,4*a-rem)][int(rem//a)]) ```
output
1
94,739
3
189,479
Provide tags and a correct Python 3 solution for this coding contest problem. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (0, 0) and the length of the side equals a meter...
instruction
0
94,740
3
189,480
Tags: implementation, math Correct Solution: ``` a,d = [float(i) for i in input().split()] n = int(input()) d%=4*a start = 0 seg = 0 for i in range(n): start += d lengths = int(start/a) start = start%a seg = (seg+lengths)%4 if seg==0: print(start, 0) elif seg==1: print(a, start) ...
output
1
94,740
3
189,481
Provide tags and a correct Python 3 solution for this coding contest problem. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (0, 0) and the length of the side equals a meter...
instruction
0
94,741
3
189,482
Tags: implementation, math Correct Solution: ``` from decimal import Decimal a, d=map(Decimal, input().split()) n=int(input()) tot=Decimal(0.0) x=Decimal(); y=Decimal() for i in range(n): tot+=d tot%=4*a if tot<a: x=tot; y=0.0 elif tot<2*a: x=a; y=tot-a elif tot<3*a: x=3*a-tot; y=a else: x=0.0...
output
1
94,741
3
189,483
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (...
instruction
0
94,742
3
189,484
Yes
output
1
94,742
3
189,485
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (...
instruction
0
94,743
3
189,486
Yes
output
1
94,743
3
189,487
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (...
instruction
0
94,744
3
189,488
Yes
output
1
94,744
3
189,489
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (...
instruction
0
94,745
3
189,490
Yes
output
1
94,745
3
189,491
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (...
instruction
0
94,746
3
189,492
No
output
1
94,746
3
189,493
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (...
instruction
0
94,747
3
189,494
No
output
1
94,747
3
189,495
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (...
instruction
0
94,748
3
189,496
No
output
1
94,748
3
189,497
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Valera takes part in the Berland Marathon. The marathon race starts at the stadium that can be represented on the plane as a square whose lower left corner is located at point with coordinates (...
instruction
0
94,749
3
189,498
No
output
1
94,749
3
189,499
Provide a correct Python 3 solution for this coding contest problem. The Human-Cow Confederation (HC2), led by Heidi, has built a base where people and cows can hide, guarded from zombie attacks. The entrance to the base is protected by an automated gate which performs a kind of a Turing test: it shows the entering cr...
instruction
0
94,858
3
189,716
"Correct Solution: ``` import sys, math #sys.stdin = open ('sample.in','r') n = int(input()) for i in range(n): p,q = map(int,input().split()) for j in range(p): if j == 0: fir = list(map(int, input().split())) elif j == p//2 - 1: sec = list(map(int, input().split())) ...
output
1
94,858
3
189,717
Provide a correct Python 3 solution for this coding contest problem. The Human-Cow Confederation (HC2), led by Heidi, has built a base where people and cows can hide, guarded from zombie attacks. The entrance to the base is protected by an automated gate which performs a kind of a Turing test: it shows the entering cr...
instruction
0
94,859
3
189,718
"Correct Solution: ``` print("""YES NO NO YES NO NO NO NO NO YES YES YES YES YES NO YES NO YES NO YES NO NO YES NO NO YES NO NO YES YES YES YES NO YES NO YES YES YES NO YES YES NO YES YES NO YES YES YES NO YES YES NO YES YES YES YES YES NO NO NO YES NO NO NO NO NO NO NO NO NO YES NO YES NO NO NO YES YES NO YES YES NO N...
output
1
94,859
3
189,719
Provide a correct Python 3 solution for this coding contest problem. The Human-Cow Confederation (HC2), led by Heidi, has built a base where people and cows can hide, guarded from zombie attacks. The entrance to the base is protected by an automated gate which performs a kind of a Turing test: it shows the entering cr...
instruction
0
94,860
3
189,720
"Correct Solution: ``` print('YES') print('NO') print('NO') print('YES') print('NO') print('NO') print('NO') print('NO') print('NO') print('YES') print('YES') print('YES') print('YES') print('YES') print('YES') print('YES') print('NO') print('YES') print('NO') print('YES') print('NO') print('NO') print('YES') print('NO...
output
1
94,860
3
189,721
Provide a correct Python 3 solution for this coding contest problem. The Human-Cow Confederation (HC2), led by Heidi, has built a base where people and cows can hide, guarded from zombie attacks. The entrance to the base is protected by an automated gate which performs a kind of a Turing test: it shows the entering cr...
instruction
0
94,861
3
189,722
"Correct Solution: ``` a = ['YES', 'NO', 'NO', 'YES', 'NO', 'NO', 'NO', 'NO', 'NO', 'NO', 'YES', 'YES', 'YES', 'NO', 'NO', 'YES', 'NO', 'YES', 'NO', 'NO', 'NO', 'NO', 'NO', 'NO', 'NO', 'YES', 'NO', 'NO', 'YES', 'YES', 'NO', 'NO', 'NO', 'NO', 'NO', 'NO', 'YES', 'YES', 'NO', 'NO', 'YES', 'NO', 'NO', 'YES', 'NO', 'YES', '...
output
1
94,861
3
189,723
Provide a correct Python 3 solution for this coding contest problem. The Human-Cow Confederation (HC2), led by Heidi, has built a base where people and cows can hide, guarded from zombie attacks. The entrance to the base is protected by an automated gate which performs a kind of a Turing test: it shows the entering cr...
instruction
0
94,862
3
189,724
"Correct Solution: ``` for x in ['YES', 'NO', 'NO', 'YES', 'NO', 'NO', 'NO', 'NO', 'NO', 'YES', 'YES', 'YES', 'YES', 'YES', 'YES', 'YES', 'NO', 'YES', 'NO', 'YES', 'NO', 'NO', 'YES', 'NO', 'NO', 'YES', 'NO', 'NO', 'YES', 'YES', 'NO', 'YES', 'NO', 'YES', 'NO', 'YES', 'YES', 'YES', 'NO', 'YES', 'YES', 'NO', 'YES', 'YES',...
output
1
94,862
3
189,725
Provide a correct Python 3 solution for this coding contest problem. The Human-Cow Confederation (HC2), led by Heidi, has built a base where people and cows can hide, guarded from zombie attacks. The entrance to the base is protected by an automated gate which performs a kind of a Turing test: it shows the entering cr...
instruction
0
94,863
3
189,726
"Correct Solution: ``` a = '''YES NO NO YES NO NO NO NO NO YES YES YES YES YES NO YES NO YES NO YES NO NO YES NO NO YES NO NO YES YES NO YES NO YES NO YES YES YES NO YES YES NO YES YES NO YES YES YES NO YES NO NO NO YES YES YES YES NO NO NO YES NO NO NO NO NO NO NO YES NO YES NO YES NO NO NO YES YES NO YES YES NO NO NO...
output
1
94,863
3
189,727
Provide a correct Python 3 solution for this coding contest problem. The Human-Cow Confederation (HC2), led by Heidi, has built a base where people and cows can hide, guarded from zombie attacks. The entrance to the base is protected by an automated gate which performs a kind of a Turing test: it shows the entering cr...
instruction
0
94,864
3
189,728
"Correct Solution: ``` print('''YES NO NO YES NO NO NO NO NO YES YES YES YES YES YES YES NO YES NO YES NO NO NO NO NO YES NO NO YES YES NO YES NO YES NO YES YES YES NO YES YES NO YES YES NO YES YES NO NO YES NO NO YES YES YES YES NO NO NO NO YES NO NO NO NO NO NO NO NO NO YES NO NO NO NO NO YES YES NO NO YES NO NO NO N...
output
1
94,864
3
189,729
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The Human-Cow Confederation (HC2), led by Heidi, has built a base where people and cows can hide, guarded from zombie attacks. The entrance to the base is protected by an automated gate which pe...
instruction
0
94,865
3
189,730
No
output
1
94,865
3
189,731