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 |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's call an array a consisting of n positive (greater than 0) integers beautiful if the following condition is held for every i from 1 to n: either a_i = 1, or at least one of the numbers a_i ... | instruction | 0 | 75,302 | 12 | 150,604 |
No | output | 1 | 75,302 | 12 | 150,605 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Elephant has m queries to the array, each query is c... | instruction | 0 | 75,319 | 12 | 150,638 |
Tags: constructive algorithms, data structures
Correct Solution:
```
# -*- coding:utf-8 -*-
"""
created by shuangquan.huang at 1/8/20
for each query l, r; how many x that count of x in range [l, r] equals x
for each query ends with x, query (l, x) with Fenwick tree
"""
import collections
import time
import os
imp... | output | 1 | 75,319 | 12 | 150,639 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Elephant has m queries to the array, each query is c... | instruction | 0 | 75,320 | 12 | 150,640 |
Tags: constructive algorithms, data structures
Correct Solution:
```
from collections import defaultdict
import sys
count=0
def add(freq,arr,i):
freq[arr[i]]+=1
global count
if freq[arr[i]]==arr[i]:
count+=1
elif freq[arr[i]]==arr[i]+1:
count-=1
def remove(freq,arr,i):
freq[arr[i]]... | output | 1 | 75,320 | 12 | 150,641 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Elephant has m queries to the array, each query is c... | instruction | 0 | 75,321 | 12 | 150,642 |
Tags: constructive algorithms, data structures
Correct Solution:
```
import collections
def do():
n, n_query = map(int, input().split(" "))
N = max(n, n_query) + 1
nums = [0] * N
count = collections.defaultdict(int)
tmp = [int(c) for c in input().split(" ")]
for i, num in enumerate(tmp):
... | output | 1 | 75,321 | 12 | 150,643 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Elephant has m queries to the array, each query is c... | instruction | 0 | 75,322 | 12 | 150,644 |
Tags: constructive algorithms, data structures
Correct Solution:
```
import os
import sys
from io import BytesIO, IOBase
BUFSIZE = 8192
class FastIO(IOBase):
newlines = 0
def __init__(self, file):
self._fd = file.fileno()
self.buffer = BytesIO()
self.writable = "x" in file.mode o... | output | 1 | 75,322 | 12 | 150,645 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Elephant has m queries to the array, each query is c... | instruction | 0 | 75,323 | 12 | 150,646 |
Tags: constructive algorithms, data structures
Correct Solution:
```
from collections import defaultdict
n,m=map(int,input().split())
query=[[] for j in range(int(n**0.5)+1)]
arr=list(map(int,input().split()))
for j in range(m):
x,y=map(int,input().split())
query[int(x/n**0.5)].append([x-1,y-1,j])
q=[]
for j in... | output | 1 | 75,323 | 12 | 150,647 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Elephant has m queries to the array, each query is c... | instruction | 0 | 75,324 | 12 | 150,648 |
Tags: constructive algorithms, data structures
Correct Solution:
```
from collections import Counter
n, m = map(int, input().split())
a = list(map(int, input().split()))
count = Counter(a)
maybe = {}
for k, v in count.items():
if v >= k:
i = len(maybe)
maybe[k] = i
pref = [[0] * len(maybe)]
for i i... | output | 1 | 75,324 | 12 | 150,649 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Elephant has m queries to the array, each query is c... | instruction | 0 | 75,325 | 12 | 150,650 |
Tags: constructive algorithms, data structures
Correct Solution:
```
import bisect
import collections
import heapq
import math
def do():
n, n_query = map(int, input().split(" "))
N = max(n, n_query) + 1
nums = [0] * N
count = [0] * N
tmp = [int(c) for c in input().split(" ")]
for i,d in enumera... | output | 1 | 75,325 | 12 | 150,651 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Elephant has m queries to the array, each query is c... | instruction | 0 | 75,326 | 12 | 150,652 |
Tags: constructive algorithms, data structures
Correct Solution:
```
BLOCK = 316
n,q = map(int,input().split())
arr = [int(x) for x in input().split()]
query = []
# storing the queries ans
ans = [0] * q
# storing their frequency inside the curr block
freq = [0] * (n+1)
# window means the numbers that have freq[x] = x
w... | output | 1 | 75,326 | 12 | 150,653 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Eleph... | instruction | 0 | 75,329 | 12 | 150,658 |
Yes | output | 1 | 75,329 | 12 | 150,659 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Eleph... | instruction | 0 | 75,330 | 12 | 150,660 |
Yes | output | 1 | 75,330 | 12 | 150,661 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Eleph... | instruction | 0 | 75,331 | 12 | 150,662 |
No | output | 1 | 75,331 | 12 | 150,663 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Eleph... | instruction | 0 | 75,332 | 12 | 150,664 |
No | output | 1 | 75,332 | 12 | 150,665 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The Little Elephant loves playing with arrays. He has array a, consisting of n positive integers, indexed from 1 to n. Let's denote the number with index i as ai.
Additionally the Little Eleph... | instruction | 0 | 75,333 | 12 | 150,666 |
No | output | 1 | 75,333 | 12 | 150,667 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, value 2 into the value p2 and so on.
Kyota Oot... | instruction | 0 | 75,465 | 12 | 150,930 |
Tags: binary search, combinatorics, constructive algorithms, greedy, implementation, math
Correct Solution:
```
n, m = [int(x) for x in input().split()]
F = [1,1]
for i in range(2, n): F.append(F[-1] + F[-2])
perm = [i+1 for i in range(n)]
for i in range(n):
if m > F[n-1 - i]:
m -= F[n-1 -i]
perm[i]... | output | 1 | 75,465 | 12 | 150,931 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, value 2 into the value p2 and so on.
Kyota Oot... | instruction | 0 | 75,466 | 12 | 150,932 |
Tags: binary search, combinatorics, constructive algorithms, greedy, implementation, math
Correct Solution:
```
n, k = map(int, input().split())
a = [0 for i in range(n+1)]
a[0], a[1] = 1, 1
for i in range(2, n+1):
a[i] = a[i-1] + a[i-2]
p = [i+1 for i in range(n)]
i = 0
while i < n:
if k > a[n-1-i]:
p[... | output | 1 | 75,466 | 12 | 150,933 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, value 2 into the value p2 and so on.
Kyota Oot... | instruction | 0 | 75,467 | 12 | 150,934 |
Tags: binary search, combinatorics, constructive algorithms, greedy, implementation, math
Correct Solution:
```
n, m = [int(x) for x in input().split()]
F = [1,1]
for i in range(2, n): F.append(F[-1] + F[-2])
perm = [i+1 for i in range(n)]
for i in range(n):
if m > F[n-1 - i]:
m -= F[n-1 -i]
perm[i]... | output | 1 | 75,467 | 12 | 150,935 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, value 2 into the value p2 and so on.
Kyota Oot... | instruction | 0 | 75,468 | 12 | 150,936 |
Tags: binary search, combinatorics, constructive algorithms, greedy, implementation, math
Correct Solution:
```
l = [1, 2]
for i in range(1, 100):
l.append(l[i]+l[i-1])
if l[-1]>10**18:
break
l = [0, 0] + l
def perm(n, k):
if n == 1 and k == 1:
return [1]
if n == 2 and k == 1:
r... | output | 1 | 75,468 | 12 | 150,937 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, value 2 into the value p2 and so on.
Kyota Oot... | instruction | 0 | 75,469 | 12 | 150,938 |
Tags: binary search, combinatorics, constructive algorithms, greedy, implementation, math
Correct Solution:
```
def calc(n, k):
if n == 1:
print(1)
else:
#n, k = map(int,input().split())
tot = [0] * (n + 1)
tot[n] = 1
tot[n - 1] = 1
tot[n - 2] = 2
for i i... | output | 1 | 75,469 | 12 | 150,939 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, value 2 into the value p2 and so on.
Kyota Oot... | instruction | 0 | 75,470 | 12 | 150,940 |
Tags: binary search, combinatorics, constructive algorithms, greedy, implementation, math
Correct Solution:
```
n, k = list(map(int, input().split()))
#n = int(input())
#k = int(input())
fib = [0] * (n + 1)
fib[0] = 1
fib[1] = 1
res = [0] * n
for i in range(2, n):
fib[i] = fib[i - 1] + fib[i - 2]
idx = 0
while idx ... | output | 1 | 75,470 | 12 | 150,941 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, value 2 into the value p2 and so on.
Kyota Oot... | instruction | 0 | 75,471 | 12 | 150,942 |
Tags: binary search, combinatorics, constructive algorithms, greedy, implementation, math
Correct Solution:
```
__author__ = 'taras-sereda'
n,k = map(int,input().split())
fib = [0]*(n+1)
fib[0], fib[1] = 1, 1
for i in range(2,n):
fib[i] = fib[i-1] + fib[i-2]
idx = 0
res = [None]*n
while (idx<n):
if (k <= fi... | output | 1 | 75,471 | 12 | 150,943 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, value 2 into the value p2 and so on.
Kyota Oot... | instruction | 0 | 75,472 | 12 | 150,944 |
Tags: binary search, combinatorics, constructive algorithms, greedy, implementation, math
Correct Solution:
```
def F(n):
a,b = 1,0
for i in range(n):
a,b = b,a+b
return b
def ans(n,k):
if n == 0:
return []
elif n == 1:
return [1]
elif k > F(n):
return [2,1] + [i... | output | 1 | 75,472 | 12 | 150,945 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, ... | instruction | 0 | 75,473 | 12 | 150,946 |
Yes | output | 1 | 75,473 | 12 | 150,947 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, ... | instruction | 0 | 75,474 | 12 | 150,948 |
Yes | output | 1 | 75,474 | 12 | 150,949 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, ... | instruction | 0 | 75,475 | 12 | 150,950 |
Yes | output | 1 | 75,475 | 12 | 150,951 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, ... | instruction | 0 | 75,476 | 12 | 150,952 |
No | output | 1 | 75,476 | 12 | 150,953 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, ... | instruction | 0 | 75,477 | 12 | 150,954 |
No | output | 1 | 75,477 | 12 | 150,955 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, ... | instruction | 0 | 75,478 | 12 | 150,956 |
No | output | 1 | 75,478 | 12 | 150,957 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's define the permutation of length n as an array p = [p1, p2, ..., pn] consisting of n distinct integers from range from 1 to n. We say that this permutation maps value 1 into the value p1, ... | instruction | 0 | 75,479 | 12 | 150,958 |
No | output | 1 | 75,479 | 12 | 150,959 |
Provide tags and a correct Python 3 solution for this coding contest problem.
It can be shown that any positive integer x can be uniquely represented as x = 1 + 2 + 4 + ... + 2k - 1 + r, where k and r are integers, k ≥ 0, 0 < r ≤ 2k. Let's call that representation prairie partition of x.
For example, the prairie part... | instruction | 0 | 75,554 | 12 | 151,108 |
Tags: binary search, constructive algorithms, greedy, math
Correct Solution:
```
from collections import Counter
from math import log2
def can():
seqs_cp = Counter(seqs)
for num in set(nums):
cnt = nums[num]
while cnt != 0 and num < 2 ** 63:
dif = min(cnt, seqs_cp[num])
... | output | 1 | 75,554 | 12 | 151,109 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the element ai is a record if for every integer j (1 ... | instruction | 0 | 75,579 | 12 | 151,158 |
Tags: brute force, data structures, math
Correct Solution:
```
n=int(input())
a={}
for i in range(1,n+1):
a[i]=0
max1,max2=0,0
for i in map(int,input().split()):
if i<max1:
if i>max2:
a[max1]+=1
max2=i
else:
a[i]-=1
max2=max1
max1=i
m=-100
for i in a:
... | output | 1 | 75,579 | 12 | 151,159 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the element ai is a record if for every integer j (1 ... | instruction | 0 | 75,580 | 12 | 151,160 |
Tags: brute force, data structures, math
Correct Solution:
```
a=int(input())
b=[]
for i in range(a+1):
b.append(0)
fir=0
sec=0
for i in (input().split(' ')):
j=int(i)
if j>fir:
sec=fir
fir=j
b[j]=1
elif j>sec:
sec=j
b[fir]-=1
ans=1
for i in range(1,a+1):
if b... | output | 1 | 75,580 | 12 | 151,161 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the element ai is a record if for every integer j (1 ... | instruction | 0 | 75,581 | 12 | 151,162 |
Tags: brute force, data structures, math
Correct Solution:
```
n = int(input())
p = list(map(int, input().split()))
mbef = [-1]*n
for i in range(1, n):
if mbef[i-1] == -1 or p[mbef[i-1]] < p[i-1]:
mbef[i] = i-1
else:
mbef[i] = mbef[i-1]
#print(mbef)
smbef = [-1]*n
for i in range(2, n):
if smbef[i... | output | 1 | 75,581 | 12 | 151,163 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the element ai is a record if for every integer j (1 ... | instruction | 0 | 75,582 | 12 | 151,164 |
Tags: brute force, data structures, math
Correct Solution:
```
a,b,ap = 0,0,-1
n = int(input())
l = [int(i) for i in input().split()]
k = [0]*n
for i in range(len(l)):
if l[i] > a:
b = a
a = l[i]
ap = i
k[i] = -1
elif l[i] > b:
b = l[i]
k[ap] += 1
c = max(k)
a = n+1
for i in range(len(k)):
... | output | 1 | 75,582 | 12 | 151,165 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the element ai is a record if for every integer j (1 ... | instruction | 0 | 75,583 | 12 | 151,166 |
Tags: brute force, data structures, math
Correct Solution:
```
bit = [0] * 100100
def upd(pos, x):
while pos < 100100:
bit[pos] += x
pos += pos & (-pos)
def sum(pos):
res = 0
while pos > 0:
res += bit[pos];
pos -= pos & (-pos)
return res
def main():
n = int(input())
arr = [0]
for x in input().split(... | output | 1 | 75,583 | 12 | 151,167 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the element ai is a record if for every integer j (1 ... | instruction | 0 | 75,584 | 12 | 151,168 |
Tags: brute force, data structures, math
Correct Solution:
```
n = int(input())
dct = {}
for i in range(1,n+1):
dct[i] = 0
max1 = 0
max2 = 0
for i in list(map(int,input().split())):
if i < max1:
if i > max2:
dct[max1] += 1
max2 = i
else:
dct[i] -= 1
max1,max2 = i,max1
m = -100
for i in dct:
if dct[i] > ... | output | 1 | 75,584 | 12 | 151,169 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the element ai is a record if for every integer j (1 ... | instruction | 0 | 75,585 | 12 | 151,170 |
Tags: brute force, data structures, math
Correct Solution:
```
def zero():
return 0
from collections import defaultdict
n = int(input())
p = [int(i) for i in input().split()]
c=defaultdict(zero)
a,b=0,0
for i in range(n):
if(p[i]>a):
b=a
a=p[i]
c[p[i]]-=1
elif p[i]>b:
... | output | 1 | 75,585 | 12 | 151,171 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a permutation p of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the element ai is a record if for every integer j (1 ... | instruction | 0 | 75,586 | 12 | 151,172 |
Tags: brute force, data structures, math
Correct Solution:
```
# Author : nitish420 --------------------------------------------------------------------
import os
import sys
from io import BytesIO, IOBase
# mod=10**9+7
# sys.setrecursionlimit(10**6)
# from functools import lru_cache
from collections import defaultdict
... | output | 1 | 75,586 | 12 | 151,173 |
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 of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the el... | instruction | 0 | 75,587 | 12 | 151,174 |
Yes | output | 1 | 75,587 | 12 | 151,175 |
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 of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the el... | instruction | 0 | 75,588 | 12 | 151,176 |
Yes | output | 1 | 75,588 | 12 | 151,177 |
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 of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the el... | instruction | 0 | 75,589 | 12 | 151,178 |
Yes | output | 1 | 75,589 | 12 | 151,179 |
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 of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the el... | instruction | 0 | 75,590 | 12 | 151,180 |
Yes | output | 1 | 75,590 | 12 | 151,181 |
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 of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the el... | instruction | 0 | 75,591 | 12 | 151,182 |
No | output | 1 | 75,591 | 12 | 151,183 |
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 of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the el... | instruction | 0 | 75,592 | 12 | 151,184 |
No | output | 1 | 75,592 | 12 | 151,185 |
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 of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the el... | instruction | 0 | 75,593 | 12 | 151,186 |
No | output | 1 | 75,593 | 12 | 151,187 |
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 of length n. Remove one element from permutation to make the number of records the maximum possible.
We remind that in a sequence of numbers a1, a2, ..., ak the el... | instruction | 0 | 75,594 | 12 | 151,188 |
No | output | 1 | 75,594 | 12 | 151,189 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a permutation P_1, \ldots, P_N of 1, \ldots, N. Find the number of integers i (1 \leq i \leq N) that satisfy the following condition:
* For any integer j (1 \leq j \leq i), P_i \leq P_j.
Constraints
* 1 \leq N \leq 2 \times 10^5
* P_1, \l... | instruction | 0 | 75,666 | 12 | 151,332 |
"Correct Solution:
```
N,P=int(input()),list(map(int,input().split()))
for i in range(1,N):
P[i]=min(P[~-i],P[i])
print(len(set(P)))
``` | output | 1 | 75,666 | 12 | 151,333 |
Provide a correct Python 3 solution for this coding contest problem.
There are N arrays. The length of each array is M and initially each array contains integers (1，2，...，M) in this order.
Mr. Takahashi has decided to perform Q operations on those N arrays. For the i-th (1≤i≤Q) time, he performs the following operati... | instruction | 0 | 75,771 | 12 | 151,542 |
"Correct Solution:
```
def reads(offset = 0):
return [int(i) - offset for i in input().split(' ')]
def Judge(vector):
length = len(vector)-1
for i in range(length):
if(vector[i] > vector[i+1]):
return 0
return 1
(N, M) = reads()
Q = int(input())
A = reads(1)
pos = [-1] * M
pat = []
freq = [0] * (M+1)
freq[0]... | output | 1 | 75,771 | 12 | 151,543 |
Provide a correct Python 3 solution for this coding contest problem.
There are N arrays. The length of each array is M and initially each array contains integers (1，2，...，M) in this order.
Mr. Takahashi has decided to perform Q operations on those N arrays. For the i-th (1≤i≤Q) time, he performs the following operati... | instruction | 0 | 75,772 | 12 | 151,544 |
"Correct Solution:
```
def read():
return int(input())
def reads(sep=None):
return list(map(int, input().split()))
def f(m, a):
sa = set(a)
seen = set()
r = []
for n in a[::-1]:
if n not in seen:
r.append(n)
seen.add(n)
for i in range(m):
if (i+1) not in sa:
r.append(i+1)
return r
def isS... | output | 1 | 75,772 | 12 | 151,545 |
Provide a correct Python 3 solution for this coding contest problem.
There are N arrays. The length of each array is M and initially each array contains integers (1，2，...，M) in this order.
Mr. Takahashi has decided to perform Q operations on those N arrays. For the i-th (1≤i≤Q) time, he performs the following operati... | instruction | 0 | 75,773 | 12 | 151,546 |
"Correct Solution:
```
"""
Writer: SPD_9X2
https://atcoder.jp/contests/code-festival-2016-quala/tasks/codefestival_2016_qualA_e
最後の配列の状態は何で決定されるか。
同じaが同じ配列に複数回採用されたとき、効果があるのは最後に
採用したaのみ。(それ以前は合っても無くても同じになる)
最初、1が採用状態になっていると考えてよい。
→おそらく気にすべきは配列aのみ(Nこの配列は考慮しなくてよい)
1以外は、出現するなら少なくともN個出現しなければ不可能
2,3だけで考えてみよう
N==3のとき
3... | output | 1 | 75,773 | 12 | 151,547 |
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