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.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-empty sequence of elements standing one next to a... | instruction | 0 | 96,077 | 12 | 192,154 |
Tags: data structures, divide and conquer, two pointers
Correct Solution:
```
import sys
import bisect
input=sys.stdin.readline
class Bit:
def __init__(self, n):
self.size = n
self.tree = [0] * (n + 1)
def sum(self, i):
s = 0
while i > 0:
s += self.tree[i]
... | output | 1 | 96,077 | 12 | 192,155 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-empty sequence of elements standing one next to a... | instruction | 0 | 96,078 | 12 | 192,156 |
Tags: data structures, divide and conquer, two pointers
Correct Solution:
```
# -*- coding:utf-8 -*-
"""
created by shuangquan.huang at 11/21/18
Fenwick Tree
prefix sum in s
j < i, s[i]-s[j] < t,
i+1 - (c = count of j that makes s[i]-s[j] >= t)
c = count of s[j] <= s[i] - t
"""
import bisect
N, T = map(int, i... | output | 1 | 96,078 | 12 | 192,157 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-empty sequence of elements standing one next to a... | instruction | 0 | 96,079 | 12 | 192,158 |
Tags: data structures, divide and conquer, two pointers
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 ... | output | 1 | 96,079 | 12 | 192,159 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-empty sequence of elements standing one next to a... | instruction | 0 | 96,080 | 12 | 192,160 |
Tags: data structures, divide and conquer, two pointers
Correct Solution:
```
n, t = list(map(int, input().split()))
a = list(map(int, input().split()))
summ = [0]
cur = 0
for i in range(n):
cur += a[i]
summ.append(cur)
def merge(l, mid, r):
i, j = l, mid + 1
ans = 0
while i <= mid and j <= r:
... | output | 1 | 96,080 | 12 | 192,161 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-empty sequence of elements standing one next to a... | instruction | 0 | 96,081 | 12 | 192,162 |
Tags: data structures, divide and conquer, two pointers
Correct Solution:
```
maxn = 2*10**5 + 5
bit = [0]*(maxn)
def add(idx):
idx += 1
while idx < maxn:
bit[idx] += 1
idx += idx & -idx
def sm(idx):
idx += 1
tot = 0
while idx > 0:
tot += bit[idx]
idx -= idx & -idx
... | output | 1 | 96,081 | 12 | 192,163 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-empty sequence of elements standing one next to a... | instruction | 0 | 96,082 | 12 | 192,164 |
Tags: data structures, divide and conquer, two pointers
Correct Solution:
```
def lowbit(index):
return index & (-index)
def update(index, delta=1):
while index <= size:
tree[index] += delta
index += lowbit(index)
def query(index):
res = 0
while index > 0:
res += tree[index]... | output | 1 | 96,082 | 12 | 192,165 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-empty sequence of elements standing one next to a... | instruction | 0 | 96,083 | 12 | 192,166 |
Tags: data structures, divide and conquer, two pointers
Correct Solution:
```
import bisect
class BIT:
def __init__(self, node_size):
self._node = node_size+1
self.bit = [0]*self._node
def add(self, index, add_val):
while index < self._node:
self.bit[index] += add_val
... | output | 1 | 96,083 | 12 | 192,167 |
Provide tags and a correct Python 2 solution for this coding contest problem.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-empty sequence of elements standing one next to a... | instruction | 0 | 96,084 | 12 | 192,168 |
Tags: data structures, divide and conquer, two pointers
Correct Solution:
```
#Run code in language PyPy2
#change input() in Python 3 become raw_input() like python2 then submit
#Add this code prefix of your code
import atexit
import io
import sys
buff = io.BytesIO()
sys.stdout = buff
@atexit.register
def write():
... | output | 1 | 96,084 | 12 | 192,169 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-em... | instruction | 0 | 96,085 | 12 | 192,170 |
Yes | output | 1 | 96,085 | 12 | 192,171 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-em... | instruction | 0 | 96,086 | 12 | 192,172 |
Yes | output | 1 | 96,086 | 12 | 192,173 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-em... | instruction | 0 | 96,087 | 12 | 192,174 |
Yes | output | 1 | 96,087 | 12 | 192,175 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-em... | instruction | 0 | 96,088 | 12 | 192,176 |
Yes | output | 1 | 96,088 | 12 | 192,177 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-em... | instruction | 0 | 96,089 | 12 | 192,178 |
No | output | 1 | 96,089 | 12 | 192,179 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-em... | instruction | 0 | 96,090 | 12 | 192,180 |
No | output | 1 | 96,090 | 12 | 192,181 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-em... | instruction | 0 | 96,091 | 12 | 192,182 |
No | output | 1 | 96,091 | 12 | 192,183 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya has an array a consisting of n integers. He has learned partial sums recently, and now he can calculate the sum of elements on any segment of the array really fast. The segment is a non-em... | instruction | 0 | 96,092 | 12 | 192,184 |
No | output | 1 | 96,092 | 12 | 192,185 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array good.
An array of length k is called good if k ... | instruction | 0 | 96,173 | 12 | 192,346 |
Tags: dp, greedy, implementation
Correct Solution:
```
N=int(input())
l=list(map(int,input().split()))
d=dict()
d[4]=0
d[8]=0
d[15]=0
d[16]=0
d[23]=0
d[42]=0
l1=[4,8,15,16,23,42]
for i in range(N):
if l[i]==4:
d[4]+=1
else:
if l[i]==8:
if d[4]>d[8]:
d[8]+=1
el... | output | 1 | 96,173 | 12 | 192,347 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array good.
An array of length k is called good if k ... | instruction | 0 | 96,174 | 12 | 192,348 |
Tags: dp, greedy, implementation
Correct Solution:
```
import sys
input = sys.stdin.readline
def main():
n = int(input())
a = list(map(int, input().split()))
x = {4: 0, 8: 1, 15: 2, 16: 3, 23: 4, 42: 5}
val = [4, 8, 15, 16, 23, 42]
ptr = [-1, -1, -1, -1, -1, -1]
done = False
sets = 0
... | output | 1 | 96,174 | 12 | 192,349 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array good.
An array of length k is called good if k ... | instruction | 0 | 96,175 | 12 | 192,350 |
Tags: dp, greedy, implementation
Correct Solution:
```
'''input
15
4 8 4 8 15 16 8 16 23 15 16 4 42 23 42
'''
from sys import stdin,stdout
read = lambda : map(int,stdin.readline().split())
I = lambda: stdin.readline()
alias = {'4':0,'8':1,'15':2,'16':3,'23':4,'42':5}
n = int(I())
counts = [0 for i in range(6)]
for i i... | output | 1 | 96,175 | 12 | 192,351 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array good.
An array of length k is called good if k ... | instruction | 0 | 96,176 | 12 | 192,352 |
Tags: dp, greedy, implementation
Correct Solution:
```
n=int(input())
l=list(map(int,input().split()))
ansl=[4,8,15,16,23,42]
c4=0
c8=0
c15=0
c16=0
c23=0
c42=0
j=0
ans=0
for i in range(n):
if l[i]==4:
c4+=1
elif l[i]==8:
if c8<c4:
c8+=1
elif l[i]==15:
if c15<c8:
... | output | 1 | 96,176 | 12 | 192,353 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array good.
An array of length k is called good if k ... | instruction | 0 | 96,177 | 12 | 192,354 |
Tags: dp, greedy, implementation
Correct Solution:
```
# cf 1176 C 1300
n = int(input())
A = [*map(int, input().split())]
R = { 8: 4,
15: 8,
16: 15,
23: 16,
42: 23 } # set([4, 8, 15, 16, 23, 42])
P = { 4: [], 8: [], 15: [], 16: [], 23: [], 42: [] }
ans = 0
for i, a in enumerate(A):
if a == 4... | output | 1 | 96,177 | 12 | 192,355 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array good.
An array of length k is called good if k ... | instruction | 0 | 96,178 | 12 | 192,356 |
Tags: dp, greedy, implementation
Correct Solution:
```
def get(n, a):
state = [0] * 6
for ai in a:
if ai == 0:
state[0] += 1
continue
if state[ai - 1] > 0:
state[ai - 1] -= 1
state[ai] += 1
return n - 6 * state[5]
s2i = {'4': 0, '8': 1, '15'... | output | 1 | 96,178 | 12 | 192,357 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array good.
An array of length k is called good if k ... | instruction | 0 | 96,179 | 12 | 192,358 |
Tags: dp, greedy, implementation
Correct Solution:
```
n=int(input())
arr=[x for x in input().split(' ')]
myMap={
"4":0,
"8":0,
"15":0,
"16":0,
"23":0,
"42":0
}
bad=0
def doit(a,b):
a,b=str(a),str(b)
if myMap[a]>myMap[b]:
myMap[b]+=1
else:
global bad
bad+=1
for item in arr:
if item=="4":
myMap[item]+=... | output | 1 | 96,179 | 12 | 192,359 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array good.
An array of length k is called good if k ... | instruction | 0 | 96,180 | 12 | 192,360 |
Tags: dp, greedy, implementation
Correct Solution:
```
q= int (input())
a=0
b=0
c=0
d=0
e=0
f=0
for j in map(int,input().split()):
if j==4 : a+=1
elif j==8 and b<a : b+=1
elif j==15 and c<b : c+=1
elif j==16 and d<c : d+=1
elif j==23 and e<d : e+=1
elif j==42 and f<e : f+=1
print(q-f*6)
``` | output | 1 | 96,180 | 12 | 192,361 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array g... | instruction | 0 | 96,181 | 12 | 192,362 |
Yes | output | 1 | 96,181 | 12 | 192,363 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array g... | instruction | 0 | 96,182 | 12 | 192,364 |
Yes | output | 1 | 96,182 | 12 | 192,365 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array g... | instruction | 0 | 96,183 | 12 | 192,366 |
Yes | output | 1 | 96,183 | 12 | 192,367 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array g... | instruction | 0 | 96,184 | 12 | 192,368 |
Yes | output | 1 | 96,184 | 12 | 192,369 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array g... | instruction | 0 | 96,185 | 12 | 192,370 |
No | output | 1 | 96,185 | 12 | 192,371 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array g... | instruction | 0 | 96,186 | 12 | 192,372 |
No | output | 1 | 96,186 | 12 | 192,373 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array g... | instruction | 0 | 96,187 | 12 | 192,374 |
No | output | 1 | 96,187 | 12 | 192,375 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an array a consisting of n integers. Each a_i is one of the six following numbers: 4, 8, 15, 16, 23, 42.
Your task is to remove the minimum number of elements to make this array g... | instruction | 0 | 96,188 | 12 | 192,376 |
No | output | 1 | 96,188 | 12 | 192,377 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximized.
Formally, you should find an array b_1, b_2... | instruction | 0 | 96,356 | 12 | 192,712 |
Tags: brute force, data structures, greedy, sortings
Correct Solution:
```
for _ in range(int(input())):
n = int(input())
l = list(map(int,input().split()))
lst = [-1]*200
k = 110
for i in l:
if lst[i]==(-1):
lst[i]=i
else:
lst[k]=i
k+=1
m = []... | output | 1 | 96,356 | 12 | 192,713 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximized.
Formally, you should find an array b_1, b_2... | instruction | 0 | 96,357 | 12 | 192,714 |
Tags: brute force, data structures, greedy, sortings
Correct Solution:
```
from sys import stdin
t = int(input())
def mex(a):
a.sort()
if not a:
return 0
b = 0
for i in a:
if i > b:
return b
b = i + 1
return b
for _ in range(t):
n = int(next(stdin))
nums ... | output | 1 | 96,357 | 12 | 192,715 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximized.
Formally, you should find an array b_1, b_2... | instruction | 0 | 96,358 | 12 | 192,716 |
Tags: brute force, data structures, greedy, sortings
Correct Solution:
```
'''
3
7
4 2 0 1 3 3 7
5
2 2 8 6 9
1
0
'''
def Sort(sub_li):
return(sorted(sub_li, key = lambda x: x[1]))
import math
n=int(input())
# E=input().rstrip().split(' ')
for i in range(0,n):
# e=input().r... | output | 1 | 96,358 | 12 | 192,717 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximized.
Formally, you should find an array b_1, b_2... | instruction | 0 | 96,359 | 12 | 192,718 |
Tags: brute force, data structures, greedy, sortings
Correct Solution:
```
t = int(input())
for i in range(t):
n = int(input())
l = [int(x) for x in input().split()]
l.sort()
nw=[]
print(l[0], end=' ')
for i in range(1, len(l), 1):
if l[i]!=l[i-1]:
print(l[i], end=' ')
... | output | 1 | 96,359 | 12 | 192,719 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximized.
Formally, you should find an array b_1, b_2... | instruction | 0 | 96,360 | 12 | 192,720 |
Tags: brute force, data structures, greedy, sortings
Correct Solution:
```
for i in range(int(input())):
n=int(input())
arr=list(map(int,input().split()))
arr.sort()
s=set(arr)
k=len(s)
i=0
while(i<(k-1)):
if arr[i]==arr[i+1]:
arr.remove(arr[i])
arr.append(arr... | output | 1 | 96,360 | 12 | 192,721 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximized.
Formally, you should find an array b_1, b_2... | instruction | 0 | 96,361 | 12 | 192,722 |
Tags: brute force, data structures, greedy, sortings
Correct Solution:
```
t = int(input())
for j in range(t):
n = int(input())
lst = list(map(int, input().split()))
lst.sort()
if len(lst) == 1:
print(*lst)
else:
i = 1
maxvalue = lst[-1]
while lst[i] != maxvalue:
... | output | 1 | 96,361 | 12 | 192,723 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximized.
Formally, you should find an array b_1, b_2... | instruction | 0 | 96,362 | 12 | 192,724 |
Tags: brute force, data structures, greedy, sortings
Correct Solution:
```
t=int(input())
for _ in range(t):
n=int(input())
a=list(map(int,input().split()))
b=[0]*101
s=list()
for i in a:
b[i]+=1
if(b[i]>1):
s.append(i)
if(b[0]==0):
print(' '.join(map(str,a)))... | output | 1 | 96,362 | 12 | 192,725 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximized.
Formally, you should find an array b_1, b_2... | instruction | 0 | 96,363 | 12 | 192,726 |
Tags: brute force, data structures, greedy, sortings
Correct Solution:
```
import sys
def input():
return sys.stdin.readline().rstrip()
def mex(a, i):
for j in range(1,10000):
if all(j != a[k] for k in range(i)):
return j
def slv():
n = int(input())
a = list(map(int, input().sp... | output | 1 | 96,363 | 12 | 192,727 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximize... | instruction | 0 | 96,364 | 12 | 192,728 |
Yes | output | 1 | 96,364 | 12 | 192,729 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximize... | instruction | 0 | 96,365 | 12 | 192,730 |
Yes | output | 1 | 96,365 | 12 | 192,731 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximize... | instruction | 0 | 96,366 | 12 | 192,732 |
Yes | output | 1 | 96,366 | 12 | 192,733 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximize... | instruction | 0 | 96,367 | 12 | 192,734 |
Yes | output | 1 | 96,367 | 12 | 192,735 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximize... | instruction | 0 | 96,368 | 12 | 192,736 |
No | output | 1 | 96,368 | 12 | 192,737 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximize... | instruction | 0 | 96,369 | 12 | 192,738 |
No | output | 1 | 96,369 | 12 | 192,739 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximize... | instruction | 0 | 96,370 | 12 | 192,740 |
No | output | 1 | 96,370 | 12 | 192,741 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer n and an array a_1, a_2, …, a_n. You should reorder the elements of the array a in such way that the sum of MEX on prefixes (i-th prefix is a_1, a_2, …, a_i) is maximize... | instruction | 0 | 96,371 | 12 | 192,742 |
No | output | 1 | 96,371 | 12 | 192,743 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a[1], a[2], ..., a[n], containing distinct integers from 1 to n. Your task is to sort this array in increasing order with the following operation (you may need to apply it multiple times):
* choose two indexes, i and j (... | instruction | 0 | 96,497 | 12 | 192,994 |
Tags: greedy, sortings
Correct Solution:
```
from sys import stdin,stdout
nmbr = lambda: int(stdin.readline())
lst = lambda: list(map(int,stdin.readline().split()))
N=10**5+5
primes=[1]*N
p=2
while p*p<=N:
if primes[p]:
for j in range(p*p,N,p):
primes[j]=0
p+=1
primes[0]=primes[1]=0
for i in... | output | 1 | 96,497 | 12 | 192,995 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You have an array a[1], a[2], ..., a[n], containing distinct integers from 1 to n. Your task is to sort this array in increasing order with the following operation (you may need to apply it multiple times):
* choose two indexes, i and j (... | instruction | 0 | 96,498 | 12 | 192,996 |
Tags: greedy, sortings
Correct Solution:
```
def sieve(n):
prime = [-1]*(n+1)
for i in range(2,n+1):
if prime[i]==-1:
for j in range(i,n+1,i):
prime[j] = i
return prime
p = sieve(100010)
prime = []
for i in range(len(p)):
if p[i]==i:
prime.append(p[i])
# print (prime)
def find_prime(num):
low = 0
high... | output | 1 | 96,498 | 12 | 192,997 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.