message stringlengths 2 433k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 113 108k | cluster float64 12 12 | __index_level_0__ int64 226 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a number n and an array b_1, b_2, …, b_{n+2}, obtained according to the following algorithm:
* some array a_1, a_2, …, a_n was guessed;
* array a was written to array b, i.e. b_i = a_i (1 ≤ i ≤ n);
* The (n+1)-th elem... | instruction | 0 | 65,824 | 12 | 131,648 |
Tags: constructive algorithms, data structures, greedy
Correct Solution:
```
t = int(input())
while t:
n = int(input())
a = [int(x) for x in input().split()]
a.sort()
b1, b2 = a[-1], a[-2]
somatorio = sum(a)
if somatorio - b1 == 2 * b2:
a = [str(x) for x in a[:n]]
print(" ".j... | output | 1 | 65,824 | 12 | 131,649 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a number n and an array b_1, b_2, …, b_{n+2}, obtained according to the following algorithm:
* some array a_1, a_2, …, a_n was guessed;
* array a was written to array b, i.e. b_i = a_i (1 ≤ i ≤ n);
* The (n+1)-th elem... | instruction | 0 | 65,825 | 12 | 131,650 |
Tags: constructive algorithms, data structures, greedy
Correct Solution:
```
for _ in range(int(input())):
n = int(input())
arr = list(map(int, input().split()))
arr = sorted(arr)
n+=2
pref = [0 for _ in range(n)]
pref[0] = arr[0]
for k in range(1, n):
pref[k]+=arr[k]+pref[k-1]
i... | output | 1 | 65,825 | 12 | 131,651 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a number n and an array b_1, b_2, …, b_{n+2}, obtained according to the following algorithm:
* some array a_1, a_2, …, a_n was guessed;
* array a was written to array b, i.e. b_i = a_i (1 ≤ i ≤ n);
* The (n+1)-th elem... | instruction | 0 | 65,826 | 12 | 131,652 |
Tags: constructive algorithms, data structures, greedy
Correct Solution:
```
t = int(input())
for i in range(t):
n = int(input())
b = [int(x) for x in input().split()]
m, p = b[0], 0
sm = sum(b)
for j in range(1, n + 2):
if b[j] > m:
m = b[j]
p = j
b = b[:p] + b[p... | output | 1 | 65,826 | 12 | 131,653 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a number n and an array b_1, b_2, …, b_{n+2}, obtained according to the following algorithm:
* some array a_1, a_2, …, a_n was guessed;
* array a was written to array b, i.e... | instruction | 0 | 65,831 | 12 | 131,662 |
No | output | 1 | 65,831 | 12 | 131,663 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a number n and an array b_1, b_2, …, b_{n+2}, obtained according to the following algorithm:
* some array a_1, a_2, …, a_n was guessed;
* array a was written to array b, i.e... | instruction | 0 | 65,832 | 12 | 131,664 |
No | output | 1 | 65,832 | 12 | 131,665 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bob is preparing to pass IQ test. The most frequent task in this test is to find out which one of the given n numbers differs from the others. Bob observed that one number usually differs from the others in evenness. Help Bob — to check his ... | instruction | 0 | 65,878 | 12 | 131,756 |
Tags: brute force
Correct Solution:
```
n = int(input())
arr = [int(x) for x in input().split()]
arr_odd = []
arr_even = []
for i in range(n):
if arr[i] % 2 == 1:
arr_odd.append(i+1)
else:
arr_even.append(i+1)
if len(arr_even) > len(arr_odd):
print(arr_odd[0])
else:
print(arr_even[0])
... | output | 1 | 65,878 | 12 | 131,757 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bessie and the cows are playing with sequences and need your help. They start with a sequence, initially containing just the number 0, and perform n operations. Each operation is one of the following:
1. Add the integer xi to the first ai... | instruction | 0 | 65,887 | 12 | 131,774 |
Tags: constructive algorithms, data structures, implementation
Correct Solution:
```
def main():
l, base, res, le, tot = [0] * 200001, [0] * 200001, [], 1, 0
for _ in range(int(input())):
s = input()
c = s[0]
if c == '1':
a, x = map(int, s[2:].split())
base[a] += ... | output | 1 | 65,887 | 12 | 131,775 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bessie and the cows are playing with sequences and need your help. They start with a sequence, initially containing just the number 0, and perform n operations. Each operation is one of the following:
1. Add the integer xi to the first ai... | instruction | 0 | 65,892 | 12 | 131,784 |
Tags: constructive algorithms, data structures, implementation
Correct Solution:
```
suma = 0.0
items = 0
puros = [0]
agreg = [0]
cant = 1
queries = []
n = int(input())
for i in range(n):
q = [int(x) for x in input().split()]
if q[0] == 1:
suma += q[1]*q[2]
agreg[q[1]-1] += q[2]
elif q[0] == 2:
puro... | output | 1 | 65,892 | 12 | 131,785 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Bessie and the cows are playing with sequences and need your help. They start with a sequence, initially containing just the number 0, and perform n operations. Each operation is one of the following:
1. Add the integer xi to the first ai... | instruction | 0 | 65,894 | 12 | 131,788 |
Tags: constructive algorithms, data structures, implementation
Correct Solution:
```
n=int(input())
s=0
c=1
l=[0]
d=[0]
ans=[0]*n
for i in range(n):
x=list(map(int,input().split()))
if x[0]==1:
d[x[1]-1]+=x[2]
s=s+x[1]*x[2]
elif x[0]==2:
l.append(x[1])
d.append(0)
s=s... | output | 1 | 65,894 | 12 | 131,789 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd denotes the [greatest common divisor](https://en.... | instruction | 0 | 66,146 | 12 | 132,292 |
Tags: brute force, dp, greedy, math, number theory
Correct Solution:
```
n = int(input())
array = list(map(int, input().split()))
def gcd(a, b):
if b > 0:
return gcd(b, a % b)
else:
return a
allGcd = array[0]
for elem in array:
allGcd = gcd(allGcd, elem)
if allGcd > 1:
print(-1)
els... | output | 1 | 66,146 | 12 | 132,293 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd denotes the [greatest common divisor](https://en.... | instruction | 0 | 66,147 | 12 | 132,294 |
Tags: brute force, dp, greedy, math, number theory
Correct Solution:
```
from math import gcd
n = int(input())
j = [int(x) for x in input().split(" ")]
def screen(l):
o = []
for i in range(len(l)-1):
c = gcd(l[i],l[i+1])
if c == 1:
return 1
else:
o.append(c)
... | output | 1 | 66,147 | 12 | 132,295 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd denotes the [greatest common divisor](https://en.... | instruction | 0 | 66,148 | 12 | 132,296 |
Tags: brute force, dp, greedy, math, number theory
Correct Solution:
```
import math
n = int(input())
a = list(map(int, input().split()))
a1 = a.count(1)
if a1:
print(n - a1)
exit()
ans = n
for i in range(n):
x = a[i]
for j in range(i + 1, n):
x = math.gcd(x, a[j])
if x == 1:
... | output | 1 | 66,148 | 12 | 132,297 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd denotes the [greatest common divisor](https://en.... | instruction | 0 | 66,149 | 12 | 132,298 |
Tags: brute force, dp, greedy, math, number theory
Correct Solution:
```
#trying to find the samllest segment whose gcd is 1
#not gonna use segment tree instead we will use a faster method to find gcd which includes prefix and suffix of gcd
#refer to seg_gcd2.py in nov17
from math import gcd
def check(val):
for i i... | output | 1 | 66,149 | 12 | 132,299 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd denotes the [greatest common divisor](https://en.... | instruction | 0 | 66,150 | 12 | 132,300 |
Tags: brute force, dp, greedy, math, number theory
Correct Solution:
```
import math
n=int(input())
a=list(map(int,input().split()))
x=[1 for x in a if x==1]
x=len(x)
if(x>=1):
print(n-x)
quit()
ans=n
for i in range(n):
g=a[i]
for j in range(i,n):
g=math.gcd(g,a[j])
if(g==1): ans=min(an... | output | 1 | 66,150 | 12 | 132,301 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd denotes the [greatest common divisor](https://en.... | instruction | 0 | 66,151 | 12 | 132,302 |
Tags: brute force, dp, greedy, math, number theory
Correct Solution:
```
def gcd(a, b):
if a < b:
a,b = b,a
while b > 0:
r = a % b
a,b = b,r
return a
def solve():
n = int(input())
al = [int(i) for i in input().split()]
if 1 in al:
print(n - al.count(1))
r... | output | 1 | 66,151 | 12 | 132,303 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd denotes the [greatest common divisor](https://en.... | instruction | 0 | 66,152 | 12 | 132,304 |
Tags: brute force, dp, greedy, math, number theory
Correct Solution:
```
import math
def slve(n,a):
c1=a.count(1);ans=10**20
if c1>0:return n-c1
for i in range(n):
g=a[i]
for j in range(i+1,n):
g=math.gcd(g,a[j])
if g==1:ans=min(ans,j-i)
return -1 if ans==10**20 e... | output | 1 | 66,152 | 12 | 132,305 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd denotes the [greatest common divisor](https://en.... | instruction | 0 | 66,153 | 12 | 132,306 |
Tags: brute force, dp, greedy, math, number theory
Correct Solution:
```
from math import gcd
def solve(nums, n):
res = []
for i in range(n-1):
res.append(gcd(nums[i], nums[i+1]))
if 1 not in res:
if n > 1:
return solve(res, len(res))
elif n == 1:
return -1
... | output | 1 | 66,153 | 12 | 132,307 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd de... | instruction | 0 | 66,154 | 12 | 132,308 |
Yes | output | 1 | 66,154 | 12 | 132,309 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd de... | instruction | 0 | 66,155 | 12 | 132,310 |
Yes | output | 1 | 66,155 | 12 | 132,311 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd de... | instruction | 0 | 66,156 | 12 | 132,312 |
Yes | output | 1 | 66,156 | 12 | 132,313 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd de... | instruction | 0 | 66,157 | 12 | 132,314 |
Yes | output | 1 | 66,157 | 12 | 132,315 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd de... | instruction | 0 | 66,158 | 12 | 132,316 |
No | output | 1 | 66,158 | 12 | 132,317 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd de... | instruction | 0 | 66,159 | 12 | 132,318 |
No | output | 1 | 66,159 | 12 | 132,319 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd de... | instruction | 0 | 66,160 | 12 | 132,320 |
No | output | 1 | 66,160 | 12 | 132,321 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You have an array a with length n, you can perform operations. Each operation is like this: choose two adjacent elements from a, say x and y, and replace one of them with gcd(x, y), where gcd de... | instruction | 0 | 66,161 | 12 | 132,322 |
No | output | 1 | 66,161 | 12 | 132,323 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print it modulo a prime number M.
* Make N sequences A_1,A_2... | instruction | 0 | 66,226 | 12 | 132,452 |
"Correct Solution:
```
n,m=map(int,input().split())
N=3*n
d=[[0]*(N+1) for i in range(N+4)]
d[0][0]=1
for i in range(N):
a,b,c,e=d[i:i+4]
for j in range(N):
J=j+1
b[j]=(b[j]+a[j])%m
c[J]=(c[J]+a[j]*(i+1))%m
e[J]=(e[J]+a[j]*(i+1)*(i+2))%m
print(sum(d[N][:n+1])%m)
``` | output | 1 | 66,226 | 12 | 132,453 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print it modulo a prime number M.
* Make N sequences A_1,A_2... | instruction | 0 | 66,227 | 12 | 132,454 |
"Correct Solution:
```
n,m=map(int,input().split())
n3=3*n
x=lambda a,b:(a+b)%mod
d=[[0]*(n+2) for i in range(n3+4)]
d[0][0]=1
for i in range(n3):
d0,d1,d2,d3=d[i:i+4]
for j in range(n+1):
d1[j]=(d1[j]+d0[j])%m
d2[j+1]=(d2[j+1]+d0[j]*(i+1))%m
d3[j+1]=(d3[j+1]+d0[j]*(i+1)*(i+2))%m
print(sum(d[n3][:n+1])%... | output | 1 | 66,227 | 12 | 132,455 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print it modulo a prime number M.
* Make N sequences A_1,A_2... | instruction | 0 | 66,228 | 12 | 132,456 |
"Correct Solution:
```
"""
Writer: SPD_9X2
https://atcoder.jp/contests/agc043/tasks/agc043_d
結局は、N個をX個の集合に、3個を最大として分ける通り数？
それを集合内降順ソートして、全体で昇順ソートしたものは構成可能
3こ取る集合の数、2個とる集合の数を決めれば、1この集合の数もわかる
→2重ループで解けそう
1ことるやつは、 全体C取る数
2ことるやつは、 残りC取るやつ * (Π(i=1~N) 2i C 2) / (N!)
3ことるやつは ( Π(i=1~N) 3i C 3 ) / (N!)
Π(i=1~N) 2i C 2 ... | output | 1 | 66,228 | 12 | 132,457 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print it modulo a prime number M.
* Make N sequences A_1,A_2... | instruction | 0 | 66,229 | 12 | 132,458 |
"Correct Solution:
```
N,mod=map(int,input().split())
DP=[[0]*(N+5) for i in range(3*N+5)]
DP[0][0]=1
for i in range(3*N):
for j in range(N+1):
DP[i][j]%=mod
DP[i+1][j]+=DP[i][j]
DP[i+2][j+1]+=((3*N-i)-1)*DP[i][j]
DP[i+3][j+1]+=((3*N-i)-1)*((3*N-i)-2)*DP[i][j]
ANS=0
for i in range... | output | 1 | 66,229 | 12 | 132,459 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print it modulo a prime number M.
* Make N sequences A_1,A_2... | instruction | 0 | 66,230 | 12 | 132,460 |
"Correct Solution:
```
import sys
readline = sys.stdin.readline
N, MOD = map(int, readline().split())
dp = [[0]*(N+5) for _ in range(3*N+4)]
dp[0][0] = 1
for i in range(3*N):
for j in range(N+1):
d = dp[i][j]
dp[i+1][j] = (dp[i+1][j]+d)%MOD
dp[i+2][j+1] = (dp[i+2][j+1]+(i+1)*d)%MOD
... | output | 1 | 66,230 | 12 | 132,461 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print it modulo a prime number M.
* Make N sequences A_1,A_2... | instruction | 0 | 66,231 | 12 | 132,462 |
"Correct Solution:
```
n,m=map(int,input().split())
N=3*n
d=[[0]*(N+1) for i in range(N+4)]
d[0][0]=1
for i in range(N):
a,b,c,e=d[i:i+4]
for j in range(N):J=j+1;b[j]=(b[j]+a[j])%m;c[J]=(c[J]+a[j]*(i+1))%m;e[J]=(e[J]+a[j]*(i+1)*(i+2))%m
print(sum(d[N][:n+1])%m)
``` | output | 1 | 66,231 | 12 | 132,463 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print it modulo a prime number M.
* Make N sequences A_1,A_2... | instruction | 0 | 66,232 | 12 | 132,464 |
"Correct Solution:
```
n, MOD = map(int, input().split())
n3 = n * 3
dp = [[0] * int(i * 1.5 + 5) for i in range(n3 + 1)]
dp[0][0] = dp[1][1] = dp[2][2] = dp[2][-1] = 1
for i in range(3, n3 + 1):
i12 = (i - 1) * (i - 2)
dpi3, dpi2, dpi1, dpi = dp[i - 3:i + 1]
for j in range(-(i // 2), i + 1):
tmp ... | output | 1 | 66,232 | 12 | 132,465 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print it modulo a prime number M.
* Make N sequences A_1,A_2... | instruction | 0 | 66,233 | 12 | 132,466 |
"Correct Solution:
```
N,M=map(int,input().split())
dp=[[0 for i in range(2*N+1)] for j in range(3*N+1)]
for j in range(N+1):
dp[0][j]=1
for i in range(1,3*N+1):
for j in range(2*N+1):
if 2*N-1>=j>=1:
dp[i][j]=(dp[i-1][j-1]+dp[i-2][j+1]*(i-1)+dp[i-3][j]*(i-1)*(i-2))%M
elif j==0:
... | output | 1 | 66,233 | 12 | 132,467 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print... | instruction | 0 | 66,234 | 12 | 132,468 |
Yes | output | 1 | 66,234 | 12 | 132,469 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print... | instruction | 0 | 66,235 | 12 | 132,470 |
Yes | output | 1 | 66,235 | 12 | 132,471 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print... | instruction | 0 | 66,236 | 12 | 132,472 |
Yes | output | 1 | 66,236 | 12 | 132,473 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print... | instruction | 0 | 66,237 | 12 | 132,474 |
Yes | output | 1 | 66,237 | 12 | 132,475 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print... | instruction | 0 | 66,238 | 12 | 132,476 |
No | output | 1 | 66,238 | 12 | 132,477 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print... | instruction | 0 | 66,239 | 12 | 132,478 |
No | output | 1 | 66,239 | 12 | 132,479 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print... | instruction | 0 | 66,240 | 12 | 132,480 |
No | output | 1 | 66,240 | 12 | 132,481 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a positive integer N. Find the number of permutations (P_1,P_2,\cdots,P_{3N}) of (1,2,\cdots,3N) that can be generated through the procedure below. This number can be enormous, so print... | instruction | 0 | 66,241 | 12 | 132,482 |
No | output | 1 | 66,241 | 12 | 132,483 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem, a n × m rectangular matrix a is called increasing if, for each row of i, when go from left to right, the values strictly increase (that is, a_{i,1}<a_{i,2}<...<a_{i,m}) and for each column j, when go from top to bottom, the ... | instruction | 0 | 66,532 | 12 | 133,064 |
Tags: greedy
Correct Solution:
```
def is_valid(mtx):
for i in range(len(mtx)):
for j in range(len(mtx[i])):
if mtx[i][j] != 0:
if i - 1 >= 0 and (mtx[i][j] <= mtx[i - 1][j] != 0):
return False
if j - 1 >= 0 and (mtx[i][j] <= mtx[i][j - 1] != ... | output | 1 | 66,532 | 12 | 133,065 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem, a n × m rectangular matrix a is called increasing if, for each row of i, when go from left to right, the values strictly increase (that is, a_{i,1}<a_{i,2}<...<a_{i,m}) and for each column j, when go from top to bottom, the ... | instruction | 0 | 66,533 | 12 | 133,066 |
Tags: greedy
Correct Solution:
```
n,m=map(int,input().split())
mat=[]
for i in range(n):
mat.append(list(map(int,input().split())))
for i in range(n-1,-1,-1):
for j in range(m-1,-1,-1):
if(mat[i][j]==0):
mat[i][j]=min(mat[i+1][j],mat[i][j+1])-1
ans=0
for i in range(n):
for j in range(m)... | output | 1 | 66,533 | 12 | 133,067 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem, a n × m rectangular matrix a is called increasing if, for each row of i, when go from left to right, the values strictly increase (that is, a_{i,1}<a_{i,2}<...<a_{i,m}) and for each column j, when go from top to bottom, the ... | instruction | 0 | 66,534 | 12 | 133,068 |
Tags: greedy
Correct Solution:
```
n , m =[int(i) for i in input().split()]
a = [[int(j) for j in input().split()] for i in range(n)]
wa = 0
for y in range(n):
if y != 0 and (a[y][0] <= a[y - 1][0] or a[y][m - 1] <= a[y - 1][m - 1]):
wa = 1
for y in range(m):
if y != 0 and (a[0][y] <= a[0][y - 1] or ... | output | 1 | 66,534 | 12 | 133,069 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem, a n × m rectangular matrix a is called increasing if, for each row of i, when go from left to right, the values strictly increase (that is, a_{i,1}<a_{i,2}<...<a_{i,m}) and for each column j, when go from top to bottom, the ... | instruction | 0 | 66,535 | 12 | 133,070 |
Tags: greedy
Correct Solution:
```
n, m = list(map(int, input().split()))
matrix = []
for _ in range(n):
matrix.append(list(map(int, input().split())))
ans = 'yes'
total = 0
a = matrix.copy()
for i in range(n - 1, -1, -1):
for j in range(m - 1, -1, -1):
if i + 1 < n and j + 1 < m:
... | output | 1 | 66,535 | 12 | 133,071 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem, a n × m rectangular matrix a is called increasing if, for each row of i, when go from left to right, the values strictly increase (that is, a_{i,1}<a_{i,2}<...<a_{i,m}) and for each column j, when go from top to bottom, the ... | instruction | 0 | 66,536 | 12 | 133,072 |
Tags: greedy
Correct Solution:
```
import sys
import math
#to read string
get_string = lambda: sys.stdin.readline().strip()
#to read list of integers
get_int_list = lambda: list( map(int,sys.stdin.readline().strip().split()) )
#to read integers
get_int = lambda: int(sys.stdin.readline())
#to print fast
pt = lambda x: ... | output | 1 | 66,536 | 12 | 133,073 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem, a n × m rectangular matrix a is called increasing if, for each row of i, when go from left to right, the values strictly increase (that is, a_{i,1}<a_{i,2}<...<a_{i,m}) and for each column j, when go from top to bottom, the ... | instruction | 0 | 66,537 | 12 | 133,074 |
Tags: greedy
Correct Solution:
```
if __name__ == '__main__':
n, m = list(map(int, input().split()))
matrix = []
for i in range(n):
matrix.append(list(map(int, input().split())))
res = 0
for i in range(n - 2, 0, -1):
for j in range(m - 2, 0, -1):
if matrix[i][j] == 0:
... | output | 1 | 66,537 | 12 | 133,075 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem, a n × m rectangular matrix a is called increasing if, for each row of i, when go from left to right, the values strictly increase (that is, a_{i,1}<a_{i,2}<...<a_{i,m}) and for each column j, when go from top to bottom, the ... | instruction | 0 | 66,538 | 12 | 133,076 |
Tags: greedy
Correct Solution:
```
I = lambda: map(int, input().split())
n, m = I()
A = [list(I()) for _ in range(n)]
for i in range(n-2, 0, -1):
for j in range(m-2, 0, -1):
if not A[i][j]:
A[i][j] = min(A[i+1][j],A[i][j+1]) - 1
if (
all(A[i][j]<A[i][j+1] for i in range(n) for j in ra... | output | 1 | 66,538 | 12 | 133,077 |
Provide tags and a correct Python 3 solution for this coding contest problem.
In this problem, a n × m rectangular matrix a is called increasing if, for each row of i, when go from left to right, the values strictly increase (that is, a_{i,1}<a_{i,2}<...<a_{i,m}) and for each column j, when go from top to bottom, the ... | instruction | 0 | 66,539 | 12 | 133,078 |
Tags: greedy
Correct Solution:
```
n,m=map(int,input().split())
l=[list(map(int,input().split())) for _ in range(n)]
ans=0
for i in range(n-1,-1,-1):
for j in range(m-1, -1, -1):
if l[i][j]==0:
mr=l[i][j+1]-1
mc=l[i+1][j]-1
l[i][j]=min(mr,mc)
ans+=l[i][j]
... | output | 1 | 66,539 | 12 | 133,079 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In this problem, a n × m rectangular matrix a is called increasing if, for each row of i, when go from left to right, the values strictly increase (that is, a_{i,1}<a_{i,2}<...<a_{i,m}) and for ... | instruction | 0 | 66,540 | 12 | 133,080 |
Yes | output | 1 | 66,540 | 12 | 133,081 |
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