message stringlengths 2 19.9k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 322 108k | cluster float64 15 15 | __index_level_0__ int64 644 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are protected.
The pasture is a rectangle consisti... | instruction | 0 | 13,872 | 15 | 27,744 |
Tags: brute force, dfs and similar, graphs, implementation
Correct Solution:
```
n, m = [int(x) for x in input().split()]
a = [[x for x in input()] for _ in range(n)]
def set(i, j):
if a[i][j] == "S":
return False
elif a[i][j] == ".":
a[i][j] = "D"
return True
flag = True
for i in range(n... | output | 1 | 13,872 | 15 | 27,745 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are protected.
The pasture is a rectangle consisti... | instruction | 0 | 13,873 | 15 | 27,746 |
Tags: brute force, dfs and similar, graphs, implementation
Correct Solution:
```
def main():
r,c = list(map(int,input().split()))
field = [[x for x in input()] for _ in range(r)]
good = True
for i in range(r):
for j in range(c):
if field[i][j] == 'S':
if i>0 and field... | output | 1 | 13,873 | 15 | 27,747 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are protected.
The pasture is a rectangle consisti... | instruction | 0 | 13,874 | 15 | 27,748 |
Tags: brute force, dfs and similar, graphs, implementation
Correct Solution:
```
def Fill(A,x,y,n,m):
Bool = False
if x>0:
if A[x-1][y] == '.':
A[x-1][y]= 'D'
if A[x-1][y] == 'W':
Bool=True
if y>0:
if A[x][y-1] == '.':
A[x][y-1]= 'D'
if A[x... | output | 1 | 13,874 | 15 | 27,749 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are protected.
The pasture is a rectangle consisti... | instruction | 0 | 13,875 | 15 | 27,750 |
Tags: brute force, dfs and similar, graphs, implementation
Correct Solution:
```
x,y=map(int,input().split())
lol=[]
f=0
for _ in range(x):
a=input()
a=a.replace(".","D")
#print(a)
for i in range(1,y):
if (a[i]=="S" and a[i-1]=="W") or (a[i-1]=="S" and a[i]=="W"):
f=1
bre... | output | 1 | 13,875 | 15 | 27,751 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are protected.
The pasture is a rectangle consisti... | instruction | 0 | 13,876 | 15 | 27,752 |
Tags: brute force, dfs and similar, graphs, implementation
Correct Solution:
```
R,C=map(int, input().split())
m=[[str(j) for j in input()] for i in range(R)]
row=0
for i in range(R):
if row == 1:
break
for j in range(C):
if m[i][j] == ".":
m[i][j] = "D"
elif m[i][j] == "S":
... | output | 1 | 13,876 | 15 | 27,753 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are protected.
The pasture is a rectangle consisti... | instruction | 0 | 13,877 | 15 | 27,754 |
Tags: brute force, dfs and similar, graphs, implementation
Correct Solution:
```
import sys
import math
import bisect
import itertools
import random
import re
def solve(A):
n = len(A)
m = len(A[0])
for i in range(n):
for j in range(m):
if A[i][j] == 'S':
if i - 1 >= 0:
... | output | 1 | 13,877 | 15 | 27,755 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are protected.
The pasture is a rectangle consisti... | instruction | 0 | 13,878 | 15 | 27,756 |
Tags: brute force, dfs and similar, graphs, implementation
Correct Solution:
```
def okay(sl,r,c):
rv = [sl[i][j] for i in range(r) for j in range(c)]
cv = [sl[i][j] for j in range(c) for i in range(r)]
for i in range(1,r*c):
if i%c>0 and ((rv[i-1]=='S' and rv[i]=='W') or (rv[i-1]=='W' and rv[i]==... | output | 1 | 13,878 | 15 | 27,757 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are protected.
The pasture is a rectangle consisti... | instruction | 0 | 13,879 | 15 | 27,758 |
Tags: brute force, dfs and similar, graphs, implementation
Correct Solution:
```
# cf 948 A 1000
r, c = map(int, input().split())
ans = True
M = []
for _ in range(r):
s = input()
if 'SW' in s or 'WS' in s:
ans = False
if len(M) > 0:
for i in range(len(s)):
if s[i] == 'W' and M[-1... | output | 1 | 13,879 | 15 | 27,759 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are ... | instruction | 0 | 13,880 | 15 | 27,760 |
Yes | output | 1 | 13,880 | 15 | 27,761 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are ... | instruction | 0 | 13,881 | 15 | 27,762 |
Yes | output | 1 | 13,881 | 15 | 27,763 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are ... | instruction | 0 | 13,882 | 15 | 27,764 |
Yes | output | 1 | 13,882 | 15 | 27,765 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are ... | instruction | 0 | 13,883 | 15 | 27,766 |
Yes | output | 1 | 13,883 | 15 | 27,767 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are ... | instruction | 0 | 13,884 | 15 | 27,768 |
No | output | 1 | 13,884 | 15 | 27,769 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are ... | instruction | 0 | 13,885 | 15 | 27,770 |
No | output | 1 | 13,885 | 15 | 27,771 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are ... | instruction | 0 | 13,886 | 15 | 27,772 |
No | output | 1 | 13,886 | 15 | 27,773 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepherd dogs in such a way that all his sheep are ... | instruction | 0 | 13,887 | 15 | 27,774 |
No | output | 1 | 13,887 | 15 | 27,775 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [L_i,R_i], that is, a segment consisting of points with c... | instruction | 0 | 13,985 | 15 | 27,970 |
"Correct Solution:
```
from itertools import accumulate
N = int(input())
L, R = [0], [0]
for i in range(N):
li, ri = map(int, input().split())
L.append(li)
R.append(ri)
L.sort(reverse=True)
R.sort()
L = list(accumulate(L))
R = list(accumulate(R))
ans = 0
for k in range(N+1):
ans = max(ans, 2*(L[k]-R... | output | 1 | 13,985 | 15 | 27,971 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [L_i,R_i], that is, a segment consisting of points with c... | instruction | 0 | 13,986 | 15 | 27,972 |
"Correct Solution:
```
N = int(input())
L,R = [],[]
for i in range(N):
l,r = map(int,input().split())
L.append(l)
R.append(r)
# 原点を追加
L.append(0)
R.append(0)
# 左端点は降順に、右端点は昇順にソート
L.sort(reverse=True)
R.sort()
Ans = 0
for i in range(N+1):
if L[i] > R[i]:
Ans += (L[i] - R[i])*2
print(Ans)
``` | output | 1 | 13,986 | 15 | 27,973 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [L_i,R_i], that is, a segment consisting of points with c... | instruction | 0 | 13,987 | 15 | 27,974 |
"Correct Solution:
```
def main():
import heapq
n = int(input())
ab = [tuple(map(int, input().split())) for _ in [0]*n]
# 1周目
d = dict()
for a, b in ab:
d[(a, b)] = d.get((a, b), 0)+1
left, right = [(b, a) for a, b in ab], [(-a, b) for a, b in ab]
heapq.heapify(left)
heapq.he... | output | 1 | 13,987 | 15 | 27,975 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [L_i,R_i], that is, a segment consisting of points with c... | instruction | 0 | 13,988 | 15 | 27,976 |
"Correct Solution:
```
from heapq import heappop, heappush
N = int(input())
QL = []
QR = []
for i in range(N):
L, R = map(int, input().split())
heappush(QL, (-L, i))
heappush(QR, (R, i))
QL1 = QL[:]
QR1 = QR[:]
deta = set()
x = 0
ans = 0
for i in range(N):
if i % 2 == 0:
for _ in range(N):
... | output | 1 | 13,988 | 15 | 27,977 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [L_i,R_i], that is, a segment consisting of points with c... | instruction | 0 | 13,989 | 15 | 27,978 |
"Correct Solution:
```
N = int(input())
L = [0]*N
R = [0]*N
for i in range(N):
L[i],R[i] = map(int,input().split(" "))
L.sort(reverse=True)
R.sort()
ans = 0
acc = 0
for i in range(N):
ans = max(ans,acc+2*L[i])
acc += (2*(L[i]-R[i]))
ans = max(ans,acc)
acc = 0
for i in range(N):
ans = max(ans,acc+2*(-R[i]))
acc ... | output | 1 | 13,989 | 15 | 27,979 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [L_i,R_i], that is, a segment consisting of points with c... | instruction | 0 | 13,990 | 15 | 27,980 |
"Correct Solution:
```
import sys
input = sys.stdin.readline
N = int(input())
Ls = []
Rs = []
l0 = 0
r0 = 0
for i in range(N):
l, r = map(int, input().split())
Ls.append((l, i))
Rs.append((r, i))
if l > 0:
l0 += 1
if r < 0:
r0 += 1
Ls.sort(reverse=True)
Rs.sort()
used = [False]*N
... | output | 1 | 13,990 | 15 | 27,981 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [L_i,R_i], that is, a segment consisting of points with c... | instruction | 0 | 13,991 | 15 | 27,982 |
"Correct Solution:
```
from collections import deque
N=int(input())
Sec=[]
Left1,Right1=[],[]
for i in range(N):
l,r=map(int,input().split())
Sec.append((l,r))
Left1.append((l,i))
Right1.append((r,i))
Left1.sort()
Right1.sort(reverse=True)
Left2=Left1[:]
Right2=Right1[:]
Used=[False]*N
pos=0
n=0
ans1=0
f_l,f_r=... | output | 1 | 13,991 | 15 | 27,983 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [L_i,R_i], that is, a segment consisting of points with c... | instruction | 0 | 13,992 | 15 | 27,984 |
"Correct Solution:
```
N = int(input())
sect = []
sect_l = []
sect_r = []
for i in range(N):
l,r = map(int,input().split())
sect_l.append((l,r,i))
sect_r.append((r,l,i))
sect.append((l,r))
sect_l.sort()
sect_r.sort()
sect_r.reverse()
ans_l,ans_r = 0,0
if sect_r[N-1][0] < 0:
used = [False for i in range(N)]
L =... | output | 1 | 13,992 | 15 | 27,985 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [... | instruction | 0 | 13,993 | 15 | 27,986 |
Yes | output | 1 | 13,993 | 15 | 27,987 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [... | instruction | 0 | 13,994 | 15 | 27,988 |
Yes | output | 1 | 13,994 | 15 | 27,989 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [... | instruction | 0 | 13,995 | 15 | 27,990 |
Yes | output | 1 | 13,995 | 15 | 27,991 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [... | instruction | 0 | 13,996 | 15 | 27,992 |
Yes | output | 1 | 13,996 | 15 | 27,993 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [... | instruction | 0 | 13,997 | 15 | 27,994 |
No | output | 1 | 13,997 | 15 | 27,995 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [... | instruction | 0 | 13,998 | 15 | 27,996 |
No | output | 1 | 13,998 | 15 | 27,997 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [... | instruction | 0 | 13,999 | 15 | 27,998 |
No | output | 1 | 13,999 | 15 | 27,999 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi and Aoki will play a game with a number line and some segments. Takahashi is standing on the number line and he is initially at coordinate 0. Aoki has N segments. The i-th segment is [... | instruction | 0 | 14,000 | 15 | 28,000 |
No | output | 1 | 14,000 | 15 | 28,001 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Happy Farm 5 creators decided to invent the mechanism of cow grazing. The cows in the game are very slow and they move very slowly, it can even be considered that they stand still. However, carnivores should always be chased off them.
... | instruction | 0 | 15,457 | 15 | 30,914 |
Tags: geometry
Correct Solution:
```
def O3():
n = int(input())
maxh = maxw = -10 ** 6
minh = minw = 10**6
for _ in range(n):
x, y = [int(x) for x in input().split()]
h, w = x + y, x-y
maxh= max(maxh, h)
minh = min(minh, h)
maxw = max(maxw, w)
minw = min(... | output | 1 | 15,457 | 15 | 30,915 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Happy Farm 5 creators decided to invent the mechanism of cow grazing. The cows in the game are very slow and they move very slowly, it can even be considered that they stand still. However, carnivores should always be chased off them.
... | instruction | 0 | 15,458 | 15 | 30,916 |
Tags: geometry
Correct Solution:
```
n = int(input())
# Each of the next N lines contains two integers Xi and Yi which represent the coordinates of one cow of (|Xi|, |Yi| ≤ 106). Several cows can stand on one point.
x1 = y1 = -(10**7)
x2 = y2 = 10**7
for i in range(1, n+1):
mylist = list(map(int, input().split(... | output | 1 | 15,458 | 15 | 30,917 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Happy Farm 5 creators decided to invent the mechanism of cow grazing. The cows in the game are very slow and they move very slowly, it can even be considered that they stand still. However, carnivores should always be chased off them.
... | instruction | 0 | 15,459 | 15 | 30,918 |
Tags: geometry
Correct Solution:
```
import math
n = int(input())
l = []
for i in range(n):
l.append(tuple(list(map(int, input().split(" ")))))
l = list(set(l))
n = len(l)
pmin = 0
for i in range(1, n):
if(l[i][1] < l[pmin][1] or (l[i][1] == l[pmin][1] and l[i][0] < l[pmin][0])):
pmin = i
l[pmin], l... | output | 1 | 15,459 | 15 | 30,919 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Happy Farm 5 creators decided to invent the mechanism of cow grazing. The cows in the game are very slow and they move very slowly, it can even be considered that they stand still. However, carnivores should always be chased off them.
... | instruction | 0 | 15,460 | 15 | 30,920 |
Tags: geometry
Correct Solution:
```
n = int(input())
x, y = map(int, input().split())
max_x = min_x = x
max_y = min_y = y
sum_pp = x + y
sum_pn = x - y
sum_np = -x + y
sum_nn = -x - y
for i in range(1, n):
x, y = map(int, input().split())
max_x = max(max_x, x)
min_x = min(min_x, x)
max_y = max(max_y, y)
min_... | output | 1 | 15,460 | 15 | 30,921 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Happy Farm 5 creators decided to invent the mechanism of cow grazing. The cows in the game are very slow and they move very slowly, it can even be considered that they stand still. However, carnivores should always be chased off them.
... | instruction | 0 | 15,461 | 15 | 30,922 |
Tags: geometry
Correct Solution:
```
n=int(input())
mh=sh=-10**7
ml=sl=10**7
for i in range(n):
a,b=map(int,input().split())
m,s=a+b,a-b
mh=max(mh,m)
ml=min(ml,m)
sh=max(sh,s)
sl=min(sl,s)
print(mh-ml+sh-sl+4)
``` | output | 1 | 15,461 | 15 | 30,923 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Happy Farm 5 creators decided to invent the mechanism of cow grazing. The cows in the game are very slow and they move very slowly, it can even be considered that they stand still. However, ... | instruction | 0 | 15,462 | 15 | 30,924 |
No | output | 1 | 15,462 | 15 | 30,925 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Happy Farm 5 creators decided to invent the mechanism of cow grazing. The cows in the game are very slow and they move very slowly, it can even be considered that they stand still. However, ... | instruction | 0 | 15,463 | 15 | 30,926 |
No | output | 1 | 15,463 | 15 | 30,927 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Happy Farm 5 creators decided to invent the mechanism of cow grazing. The cows in the game are very slow and they move very slowly, it can even be considered that they stand still. However, ... | instruction | 0 | 15,464 | 15 | 30,928 |
No | output | 1 | 15,464 | 15 | 30,929 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Happy Farm 5 creators decided to invent the mechanism of cow grazing. The cows in the game are very slow and they move very slowly, it can even be considered that they stand still. However, ... | instruction | 0 | 15,465 | 15 | 30,930 |
No | output | 1 | 15,465 | 15 | 30,931 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In the spirit of the holidays, Saitama has given Genos two grid paths of length n (a weird gift even by Saitama's standards). A grid path is an ordered sequence of neighbouring squares in an infinite grid. Two squares are neighbouring if the... | instruction | 0 | 15,490 | 15 | 30,980 |
Tags: hashing, strings
Correct Solution:
```
from time import time
opposite = {
'N': 'S',
'S': 'N',
'E': 'W',
'W': 'E'
}
otr = str.maketrans(opposite)
bits = {
'N': 0,
'S': 1,
'E': 2,
'W': 3,
}
Q = 4294967291
def combine(h, v, q):
return (h<<2 | v) % q
def combinel(h, v, q, s... | output | 1 | 15,490 | 15 | 30,981 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In the spirit of the holidays, Saitama has given Genos two grid paths of length n (a weird gift even by Saitama's standards). A grid path is an ordered sequence of neighbouring squares in an inf... | instruction | 0 | 15,491 | 15 | 30,982 |
No | output | 1 | 15,491 | 15 | 30,983 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In the spirit of the holidays, Saitama has given Genos two grid paths of length n (a weird gift even by Saitama's standards). A grid path is an ordered sequence of neighbouring squares in an inf... | instruction | 0 | 15,492 | 15 | 30,984 |
No | output | 1 | 15,492 | 15 | 30,985 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has the square chessboard of size n × n and m rooks. Initially the chessboard is empty. Vasya will consequently put the rooks on the board one after another.
The cell of the field is under rook's attack, if there is at least one rook ... | instruction | 0 | 15,541 | 15 | 31,082 |
Tags: data structures, math
Correct Solution:
```
n,m=map(int,input().split())
k=n**2
ki=[]
cx=set();cy=set()
a=[False]*n
b=[False]*n
x1=y1=-1
d=0
for i in range(m):
d=0
x,y=map(int,input().split())
x-=1;y-=1
if a[x]==True and b[y]==True:
ki.append(k)
continue
if a[x]==False:
... | output | 1 | 15,541 | 15 | 31,083 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has the square chessboard of size n × n and m rooks. Initially the chessboard is empty. Vasya will consequently put the rooks on the board one after another.
The cell of the field is under rook's attack, if there is at least one rook ... | instruction | 0 | 15,542 | 15 | 31,084 |
Tags: data structures, math
Correct Solution:
```
x = input()
n, m = list(map(int, x.strip().split()))
vseh_polj = n**2
vrstice = set()
stolpci = set()
vrni = []
for _ in range(m):
u = input()
x, y = list(map(int, u.strip().split()))
x, y = x - 1, y - 1
vrstice.add(x)
stolpci.add(y)
vrni.app... | output | 1 | 15,542 | 15 | 31,085 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has the square chessboard of size n × n and m rooks. Initially the chessboard is empty. Vasya will consequently put the rooks on the board one after another.
The cell of the field is under rook's attack, if there is at least one rook ... | instruction | 0 | 15,543 | 15 | 31,086 |
Tags: data structures, math
Correct Solution:
```
import sys
def main():
size, n_rooks = [int(x) for x in sys.stdin.readline().split()]
rows_akd = set()
cols_akd = set()
for line in sys.stdin.readlines():
(x,y) = line.split()
rows_akd.add(x)
cols_akd.add(y)
# print(rows_akd, cols_akd)
safe = size **... | output | 1 | 15,543 | 15 | 31,087 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has the square chessboard of size n × n and m rooks. Initially the chessboard is empty. Vasya will consequently put the rooks on the board one after another.
The cell of the field is under rook's attack, if there is at least one rook ... | instruction | 0 | 15,544 | 15 | 31,088 |
Tags: data structures, math
Correct Solution:
```
I = lambda :map(int, input().split())
n,m=I()
R=[True]*100001
C=[True]*100001
c=n
r=n
for i in range(m):
x,y=I()
r-=R[x]
c-=C[y]
C[y]=False
R[x]=False
print(r*c, end=' ')
``` | output | 1 | 15,544 | 15 | 31,089 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has the square chessboard of size n × n and m rooks. Initially the chessboard is empty. Vasya will consequently put the rooks on the board one after another.
The cell of the field is under rook's attack, if there is at least one rook ... | instruction | 0 | 15,545 | 15 | 31,090 |
Tags: data structures, math
Correct Solution:
```
n, m = map(int, input().split())
rows = set(range(1, n+1))
columns = set(range(1, n+1))
for i in range(m):
x, y = map(int, input().split())
rows.discard(x)
columns.discard(y)
print(len(rows) * len(columns), end=' ')
print()
``` | output | 1 | 15,545 | 15 | 31,091 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has the square chessboard of size n × n and m rooks. Initially the chessboard is empty. Vasya will consequently put the rooks on the board one after another.
The cell of the field is under rook's attack, if there is at least one rook ... | instruction | 0 | 15,546 | 15 | 31,092 |
Tags: data structures, math
Correct Solution:
```
base1,base2=map(int,input().split(' '))
row=['F' for i in range(base1)]
col=['F' for i in range(base1)]
nx=ny=base1
for i in range(base2):
xx,yy= map(int,input().split(' '))
if row[xx-1]=='F':
nx-=1
if col[yy-1]=='F':
ny-=1
row[xx-1... | output | 1 | 15,546 | 15 | 31,093 |
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