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.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) — mathematical expectation of the minimal elemen... | instruction | 0 | 39,260 | 12 | 78,520 |
Tags: combinatorics, greedy, math, number theory, sortings
Correct Solution:
```
n = int(input())
a = list(map(int, input().split()))
b = [(a, i) for i, a in enumerate(map(int, input().split()))]
a.sort()
b.sort(reverse = True)
answer = [0] * n
for i in range(n):
answer[b[i][1]] = a[i]
for x in answer:
prin... | output | 1 | 39,260 | 12 | 78,521 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) — mathematical expectation of the minimal elemen... | instruction | 0 | 39,261 | 12 | 78,522 |
Tags: combinatorics, greedy, math, number theory, sortings
Correct Solution:
```
n=int(input())
a=[int(x) for x in input().split()]
b=[int(x) for x in input().split()]
for i in range(n):
b[i]=(b[i],i)
a.sort(reverse=True)
#print(b)
b.sort()
#print(b)
ans=[0]*n
#print(ans)
for i in range(n):
ans[b[i][1]]=a[i]
pr... | output | 1 | 39,261 | 12 | 78,523 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) — mathematical expectation of the minimal elemen... | instruction | 0 | 39,262 | 12 | 78,524 |
Tags: combinatorics, greedy, math, number theory, sortings
Correct Solution:
```
n = int(input())
a = list(map(int,input().split()))
b1 = list(map(int,input().split()))
b = []
for i in range(n):
b.append([b1[i], i])
b.sort()
a.sort()
ans = [0] * n
for i in range(n):
ans[b[i][1]] = a[n - i - 1]
print(*ans)
``` | output | 1 | 39,262 | 12 | 78,525 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) — mathematical expectation of the minimal elemen... | instruction | 0 | 39,263 | 12 | 78,526 |
Tags: combinatorics, greedy, math, number theory, sortings
Correct Solution:
```
m = int(input())
a = list(map(int,input().split()))
b = list(map(int,input().split()))
l = [0]*len(a)
d = {}
for i in range(len(b)):
x = b[i]
if x in d:
e = d[x]
e.append(i)
d[x] = e
else:
d[x] ... | output | 1 | 39,263 | 12 | 78,527 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) — mathematical expectation of the minimal elemen... | instruction | 0 | 39,264 | 12 | 78,528 |
Tags: combinatorics, greedy, math, number theory, sortings
Correct Solution:
```
m=int(input())
A=list(map(int,input().split()))
B=list(zip(map(int,input().split()),range(1,m+1)))
B.sort()
A.sort(reverse=True)
#print(A)
D=list(zip((t[1] for t in B),A))
D.sort()
for x in D:
print(x[1],end=" ")
``` | output | 1 | 39,264 | 12 | 78,529 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) — mathematical expectation of the minimal elemen... | instruction | 0 | 39,265 | 12 | 78,530 |
Tags: combinatorics, greedy, math, number theory, sortings
Correct Solution:
```
a=int(input())
b=sorted(map(int,input().split()),reverse=True)
c=sorted(zip(map(int,input().split()),range(a)))
ans=[0]*a
for i in range(a):ans[c[i][1]]=b[i]
print(*ans)
``` | output | 1 | 39,265 | 12 | 78,531 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) — mathematical expectation of the minimal elemen... | instruction | 0 | 39,266 | 12 | 78,532 |
Tags: combinatorics, greedy, math, number theory, sortings
Correct Solution:
```
n = int(input())
a = list(map(int,input().split()))
b = list(map(int,input().split()))
p =[]
for i in range(n):
p.append((b[i],i+1));
#print(p)
p.sort()
#print(p)
a.sort()
#print(a)
a.reverse()
#print(a)
c = [0]*(n+1)
for i in range(n)... | output | 1 | 39,266 | 12 | 78,533 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) —... | instruction | 0 | 39,267 | 12 | 78,534 |
Yes | output | 1 | 39,267 | 12 | 78,535 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) —... | instruction | 0 | 39,268 | 12 | 78,536 |
Yes | output | 1 | 39,268 | 12 | 78,537 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) —... | instruction | 0 | 39,269 | 12 | 78,538 |
Yes | output | 1 | 39,269 | 12 | 78,539 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) —... | instruction | 0 | 39,270 | 12 | 78,540 |
Yes | output | 1 | 39,270 | 12 | 78,541 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) —... | instruction | 0 | 39,271 | 12 | 78,542 |
No | output | 1 | 39,271 | 12 | 78,543 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) —... | instruction | 0 | 39,272 | 12 | 78,544 |
No | output | 1 | 39,272 | 12 | 78,545 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) —... | instruction | 0 | 39,273 | 12 | 78,546 |
No | output | 1 | 39,273 | 12 | 78,547 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leha like all kinds of strange things. Recently he liked the function F(n, k). Consider all possible k-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(n, k) —... | instruction | 0 | 39,274 | 12 | 78,548 |
No | output | 1 | 39,274 | 12 | 78,549 |
Provide a correct Python 3 solution for this coding contest problem.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modulo 10^9+7.
Constraints
* All values in input are intege... | instruction | 0 | 39,414 | 12 | 78,828 |
"Correct Solution:
```
N, K = map(int, input().split())
MOD = 10**9 + 7
memo = {}
def dfs(i, a, b, k):
key = (i, a, b, k)
if key in memo:
return memo[key]
if i == N:
if b > 0:
memo[key] = 0
return 0
return k == K
r = dfs(i+1, a, b, k+a+b) + dfs(i+1, a+1, b... | output | 1 | 39,414 | 12 | 78,829 |
Provide a correct Python 3 solution for this coding contest problem.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modulo 10^9+7.
Constraints
* All values in input are intege... | instruction | 0 | 39,415 | 12 | 78,830 |
"Correct Solution:
```
n, k = map(int, input().split())
dp = {}
dp[(0, 0, 0)] = 1
def perm(i, j, k):
if (i, j, k) in dp:
return dp[(i, j, k)]
if i == 0 and (j is not 0 or k is not 0):
return 0
if i < 0 or j < 0 or k < 0 or i < j:
return 0
dp[(i, j, k)] = ((j+j+1)*perm(i-1, j, k-2*j)\
... | output | 1 | 39,415 | 12 | 78,831 |
Provide a correct Python 3 solution for this coding contest problem.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modulo 10^9+7.
Constraints
* All values in input are intege... | instruction | 0 | 39,416 | 12 | 78,832 |
"Correct Solution:
```
table = [1, 1, 1, 1, 2, 3, 1, 3, 7, 9, 4, 1, 4, 12, 24, 35, 24, 20, 1, 5, 18, 46, 93, 137, 148, 136, 100, 36, 1, 6, 25, 76, 187, 366, 591, 744, 884, 832, 716, 360, 252, 1, 7, 33, 115, 327, 765, 1523, 2553, 3696, 4852, 5708, 5892, 5452, 4212, 2844, 1764, 576, 1, 8, 42, 164, 524, 1400, 3226, 6436, ... | output | 1 | 39,416 | 12 | 78,833 |
Provide a correct Python 3 solution for this coding contest problem.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modulo 10^9+7.
Constraints
* All values in input are intege... | instruction | 0 | 39,417 | 12 | 78,834 |
"Correct Solution:
```
L=[1, 1, 1, 1, 2, 3, 1, 3, 7, 9, 4, 1, 4, 12, 24, 35, 24, 20, 1, 5, 18, 46, 93, 137, 148, 136, 100, 36, 1, 6, 25, 76, 187, 366, 591, 744, 884, 832, 716, 360, 252, 1, 7, 33, 115, 327, 765, 1523, 2553, 3696, 4852, 5708, 5892, 5452, 4212, 2844, 1764, 576, 1, 8, 42, 164, 524, 1400, 3226, 6436, 11323,... | output | 1 | 39,417 | 12 | 78,835 |
Provide a correct Python 3 solution for this coding contest problem.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modulo 10^9+7.
Constraints
* All values in input are intege... | instruction | 0 | 39,418 | 12 | 78,836 |
"Correct Solution:
```
anss = [1, 1, 1, 1, 2, 3, 1, 3, 7, 9, 4, 1, 4, 12, 24, 35, 24, 20, 1, 5, 18, 46, 93, 137, 148, 136, 100, 36, 1, 6, 25, 76, 187, 366, 591, 744, 884, 832, 716, 360, 252, 1, 7, 33, 115, 327, 765, 1523, 2553, 3696, 4852, 5708, 5892, 5452, 4212, 2844, 1764, 576, 1, 8, 42, 164, 524, 1400, 3226, 6436, 1... | output | 1 | 39,418 | 12 | 78,837 |
Provide a correct Python 3 solution for this coding contest problem.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modulo 10^9+7.
Constraints
* All values in input are intege... | instruction | 0 | 39,419 | 12 | 78,838 |
"Correct Solution:
```
ans=[1,1,1,1,2,3,1,3,7,9,4,1,4,12,24,35,24,20,1,5,18,46,93,137,148,136,100,36,1,6,25,76,187,366,591,744,884,832,716,360,252,1,7,33,115,327,765,1523,2553,3696,4852,5708,5892,5452,4212,2844,1764,576,1,8,42,164,524,1400,3226,6436,11323,17640,25472,33280,40520,44240,45512,40608,35496,25632,18108,8064... | output | 1 | 39,419 | 12 | 78,839 |
Provide a correct Python 3 solution for this coding contest problem.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modulo 10^9+7.
Constraints
* All values in input are intege... | instruction | 0 | 39,420 | 12 | 78,840 |
"Correct Solution:
```
import sys
sys.setrecursionlimit(2147483647)
INF=float("inf")
MOD=10**9+7
input=lambda :sys.stdin.readline().rstrip()
def resolve():
n,K=map(int,input().split())
dp=[[[0]*2700 for _ in range(55)] for _ in range(55)]
dp[0][0][0]=1
for i in range(n):
for j in range(i+1):
... | output | 1 | 39,420 | 12 | 78,841 |
Provide a correct Python 3 solution for this coding contest problem.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modulo 10^9+7.
Constraints
* All values in input are intege... | instruction | 0 | 39,421 | 12 | 78,842 |
"Correct Solution:
```
"""
https://atcoder.jp/contests/abc134/tasks/abc134_f
少ないのは何？
一応マッチングの問題といえる
dp？
数字 >= index の位置と、数字 < index の場合がある。
前の場合の数字の和を An
indexの和をAi
後者を Bn / Biとする
(An-Ai) + (Bi-Bn) = k となるようにすればいい
箱根的に左から見ていく場合を考える。
そこのindexと、そこに置いてあった数字をどうするか考える
●そこのindex
取っておいた数字を置く→数字 < indexとなるので Biに加算 ... | output | 1 | 39,421 | 12 | 78,843 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modul... | instruction | 0 | 39,422 | 12 | 78,844 |
Yes | output | 1 | 39,422 | 12 | 78,845 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modul... | instruction | 0 | 39,423 | 12 | 78,846 |
Yes | output | 1 | 39,423 | 12 | 78,847 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modul... | instruction | 0 | 39,424 | 12 | 78,848 |
Yes | output | 1 | 39,424 | 12 | 78,849 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modul... | instruction | 0 | 39,425 | 12 | 78,850 |
Yes | output | 1 | 39,425 | 12 | 78,851 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modul... | instruction | 0 | 39,426 | 12 | 78,852 |
No | output | 1 | 39,426 | 12 | 78,853 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modul... | instruction | 0 | 39,427 | 12 | 78,854 |
No | output | 1 | 39,427 | 12 | 78,855 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modul... | instruction | 0 | 39,428 | 12 | 78,856 |
No | output | 1 | 39,428 | 12 | 78,857 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let us define the oddness of a permutation p = {p_1,\ p_2,\ ...,\ p_n} of {1,\ 2,\ ...,\ n} as \sum_{i = 1}^n |i - p_i|.
Find the number of permutations of {1,\ 2,\ ...,\ n} of oddness k, modul... | instruction | 0 | 39,429 | 12 | 78,858 |
No | output | 1 | 39,429 | 12 | 78,859 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi loves sorting.
He has a permutation (p_1,p_2,...,p_N) of the integers from 1 through N. Now, he will repeat the following operation until the permutation becomes (1,2,...,N):
* First, we will define high and low elements in the permutatio... | instruction | 0 | 39,491 | 12 | 78,982 |
"Correct Solution:
```
N = int(input())
P = list(map(int, input().split()))
if N == 1:
print(0)
exit()
Pi = [0] * (N + 1)
for i, n in enumerate(P, 1):
Pi[n] = i
T = [0] * N
f = [0] * N
if Pi[N] > Pi[N - 1]:
T[N - 1] = 0
f[N - 1] = N - 1
else:
T[N - 1] = 1
f[N - 1] = N
for i in range(N -... | output | 1 | 39,491 | 12 | 78,983 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi loves sorting.
He has a permutation (p_1,p_2,...,p_N) of the integers from 1 through N. Now, he will repeat the following operation until the permutation becomes (1,2,...,N):
* First, we will define high and low elements in the permutatio... | instruction | 0 | 39,492 | 12 | 78,984 |
"Correct Solution:
```
N = int(input())
P = list(map(int, input().split()))
Pi = [0] * (N + 1)
for i, n in enumerate(P, 1):
Pi[n] = i
i = N - 1
T = 0
f = 0
while i:
i_f = Pi[f]
i_i = Pi[i]
i_ii = Pi[i + 1]
if i_f < i_ii < i_i or i_i < i_f < i_ii or i_ii < i_i < i_f:
T += 1
f = i +... | output | 1 | 39,492 | 12 | 78,985 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi loves sorting.
He has a permutation (p_1,p_2,...,p_N) of the integers from 1 through N. Now, he will repeat the following operation until the permutation becomes (1,2,...,N):
* First, we will define high and low elements in the permutatio... | instruction | 0 | 39,493 | 12 | 78,986 |
"Correct Solution:
```
N = int(input())
P = list(map(int,input().split()))
P2 =[0]*(N+1)
i = N-1
T = 0
for j in range(N):
P2[P[j]] = j+1
while i >= 0:
if P2[i] > P2[i+1]:
T = 1
f = i+1
i = i-1
break
i = i-1
while i > 0:
if (P2[i+1]-P2[i])*(P2[i]-P2[f])*(P2[f]-P2... | output | 1 | 39,493 | 12 | 78,987 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi loves sorting.
He has a permutation (p_1,p_2,...,p_N) of the integers from 1 through N. Now, he will repeat the following operation until the permutation becomes (1,2,...,N):
* First, we will define high and low elements in the permutatio... | instruction | 0 | 39,494 | 12 | 78,988 |
"Correct Solution:
```
N,*P=map(int,open(0).read().split());I={P[i]:i+1for i in range(N)};I[0]=T=f=0
while N>1:
x=I[f];y=I[N-1];z=I[N]
if(z>y)^(y>x)^(x>z):T+=1;f=N
N-=1
print(T)
``` | output | 1 | 39,494 | 12 | 78,989 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi loves sorting.
He has a permutation (p_1,p_2,...,p_N) of the integers from 1 through N. Now, he will repeat the following operation until the permutation becomes (1,2,...,N):
* First... | instruction | 0 | 39,495 | 12 | 78,990 |
No | output | 1 | 39,495 | 12 | 78,991 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi loves sorting.
He has a permutation (p_1,p_2,...,p_N) of the integers from 1 through N. Now, he will repeat the following operation until the permutation becomes (1,2,...,N):
* First... | instruction | 0 | 39,496 | 12 | 78,992 |
No | output | 1 | 39,496 | 12 | 78,993 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi loves sorting.
He has a permutation (p_1,p_2,...,p_N) of the integers from 1 through N. Now, he will repeat the following operation until the permutation becomes (1,2,...,N):
* First... | instruction | 0 | 39,497 | 12 | 78,994 |
No | output | 1 | 39,497 | 12 | 78,995 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi loves sorting.
He has a permutation (p_1,p_2,...,p_N) of the integers from 1 through N. Now, he will repeat the following operation until the permutation becomes (1,2,...,N):
* First... | instruction | 0 | 39,498 | 12 | 78,996 |
No | output | 1 | 39,498 | 12 | 78,997 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of indices (l, r) (1 ≤ l ≤ r ≤ n) such that the val... | instruction | 0 | 39,584 | 12 | 79,168 |
Tags: sortings
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 = "x" in file.mode or "r" not in file.mod... | output | 1 | 39,584 | 12 | 79,169 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of indices (l, r) (1 ≤ l ≤ r ≤ n) such that the val... | instruction | 0 | 39,585 | 12 | 79,170 |
Tags: sortings
Correct Solution:
```
from collections import defaultdict
n, m = map(int, input().split())
l = [int(x) for x in input().split()]
Dict, has, sum, ans = defaultdict(lambda : 0), False, 0, 0
Dict[0] = 1
for i in range(n):
if l[i] > m:
sum += 1
elif l[i] < m:
sum -= 1
else:
... | output | 1 | 39,585 | 12 | 79,171 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of indices (l, r) (1 ≤ l ≤ r ≤ n) such that the val... | instruction | 0 | 39,586 | 12 | 79,172 |
Tags: sortings
Correct Solution:
```
L1=list(map(int, input().split()))
numList=list(map(int, input().split()))
length=L1[0]
m=L1[1]
def greaterCount(numList,m):
countDic={0:1}
sum=0
total=0
rem=0
for number in numList:
if number>=m:
sum+=1
rem+=countDic[sum-1]
... | output | 1 | 39,586 | 12 | 79,173 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of indices (l, r) (1 ≤ l ≤ r ≤ n) such that the val... | instruction | 0 | 39,587 | 12 | 79,174 |
Tags: sortings
Correct Solution:
```
import sys
input=sys.stdin.readline
from collections import defaultdict as dd
n,m=map(int,input().split())
a=list(map(int,input().split()))
c=dd(int)
has=False
ans=0
ss=0
c[0]=1
for r in range(n):
if a[r]>m:
ss+=1
if a[r]<m:
ss-=1
if a[r]==m:
has=... | output | 1 | 39,587 | 12 | 79,175 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of indices (l, r) (1 ≤ l ≤ r ≤ n) such that the val... | instruction | 0 | 39,588 | 12 | 79,176 |
Tags: sortings
Correct Solution:
```
def main():
n, m = map(int, input().split())
l = list(map(int, input().split()))
res = []
for m in m, m - 1:
r = c = 0
cnt = [0] * 400002
cnt[0] = last = 1
for a in l:
if a > m:
c -= 1
last -... | output | 1 | 39,588 | 12 | 79,177 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of indices (l, r) (1 ≤ l ≤ r ≤ n) such that the val... | instruction | 0 | 39,589 | 12 | 79,178 |
Tags: sortings
Correct Solution:
```
n, m = map(int, input().split())
a = list(map(int, input().split()))
class BIT:
def __init__(self, n):
self.n = n
self.data = [0]*(n+1)
def to_sum(self, i):
s = 0
while i > 0:
s += self.data[i]
i -= (i & -i)
... | output | 1 | 39,589 | 12 | 79,179 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of indices (l, r) (1 ≤ l ≤ r ≤ n) such that the val... | instruction | 0 | 39,590 | 12 | 79,180 |
Tags: sortings
Correct Solution:
```
from collections import defaultdict
n, m = map(int, input().split())
ls = [int(i) for i in input().split()]
pos = 0
for i, j in enumerate(ls):
if j == m:
pos = i
break
cnt = 1
L = defaultdict(int)
R = defaultdict(int)
upper, lower = 0, 0
for i in range(pos-... | output | 1 | 39,590 | 12 | 79,181 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of indices (l, r) (1 ≤ l ≤ r ≤ n) such that the val... | instruction | 0 | 39,591 | 12 | 79,182 |
Tags: sortings
Correct Solution:
```
from collections import defaultdict as dd
from collections import deque, Counter
import bisect
import heapq
from math import inf
import os
import sys
from io import BytesIO, IOBase
BUFSIZE = 8192
class FastIO(IOBase):
newlines = 0
def __init__(self, file):
impor... | output | 1 | 39,591 | 12 | 79,183 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of i... | instruction | 0 | 39,592 | 12 | 79,184 |
Yes | output | 1 | 39,592 | 12 | 79,185 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of i... | instruction | 0 | 39,593 | 12 | 79,186 |
Yes | output | 1 | 39,593 | 12 | 79,187 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a permutation p_1, p_2, ..., p_n. A permutation of length n is a sequence such that each integer between 1 and n occurs exactly once in the sequence.
Find the number of pairs of i... | instruction | 0 | 39,594 | 12 | 79,188 |
Yes | output | 1 | 39,594 | 12 | 79,189 |
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