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.
An array is called beautiful if all the elements in the array are equal.
You can transform an array using the following steps any number of times:
1. Choose two indices i and j (1 ≤ i,j ≤ n), and an integer x (1 ≤ x ≤ a_i). Let i be the... | instruction | 0 | 29,372 | 12 | 58,744 |
Tags: combinatorics, constructive algorithms, math, sortings
Correct Solution:
```
import sys
from sys import stdin
def modfac(n, MOD):
f = 1
factorials = [1]
for m in range(1, n + 1):
f *= m
f %= MOD
factorials.append(f)
inv = pow(f, MOD - 2, MOD)
invs = [1] * (n + 1)
... | output | 1 | 29,372 | 12 | 58,745 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An array is called beautiful if all the elements in the array are equal.
You can transform an array using the following steps any number of times:
1. Choose two indices i and j (1 ≤ i,j ≤ n... | instruction | 0 | 29,373 | 12 | 58,746 |
Yes | output | 1 | 29,373 | 12 | 58,747 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An array is called beautiful if all the elements in the array are equal.
You can transform an array using the following steps any number of times:
1. Choose two indices i and j (1 ≤ i,j ≤ n... | instruction | 0 | 29,374 | 12 | 58,748 |
Yes | output | 1 | 29,374 | 12 | 58,749 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An array is called beautiful if all the elements in the array are equal.
You can transform an array using the following steps any number of times:
1. Choose two indices i and j (1 ≤ i,j ≤ n... | instruction | 0 | 29,375 | 12 | 58,750 |
Yes | output | 1 | 29,375 | 12 | 58,751 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An array is called beautiful if all the elements in the array are equal.
You can transform an array using the following steps any number of times:
1. Choose two indices i and j (1 ≤ i,j ≤ n... | instruction | 0 | 29,376 | 12 | 58,752 |
Yes | output | 1 | 29,376 | 12 | 58,753 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An array is called beautiful if all the elements in the array are equal.
You can transform an array using the following steps any number of times:
1. Choose two indices i and j (1 ≤ i,j ≤ n... | instruction | 0 | 29,377 | 12 | 58,754 |
No | output | 1 | 29,377 | 12 | 58,755 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An array is called beautiful if all the elements in the array are equal.
You can transform an array using the following steps any number of times:
1. Choose two indices i and j (1 ≤ i,j ≤ n... | instruction | 0 | 29,378 | 12 | 58,756 |
No | output | 1 | 29,378 | 12 | 58,757 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An array is called beautiful if all the elements in the array are equal.
You can transform an array using the following steps any number of times:
1. Choose two indices i and j (1 ≤ i,j ≤ n... | instruction | 0 | 29,379 | 12 | 58,758 |
No | output | 1 | 29,379 | 12 | 58,759 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An array is called beautiful if all the elements in the array are equal.
You can transform an array using the following steps any number of times:
1. Choose two indices i and j (1 ≤ i,j ≤ n... | instruction | 0 | 29,380 | 12 | 58,760 |
No | output | 1 | 29,380 | 12 | 58,761 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In this problem all lists have linear structure. ... | instruction | 0 | 29,663 | 12 | 59,326 |
Tags: implementation
Correct Solution:
```
import sys
input = sys.stdin.readline
from collections import defaultdict
n = int(input())
left = [-1 for _ in range(n + 1)]
right = [-1 for _ in range(n + 1)]
cannot = defaultdict(int)
for x in range(1, n + 1):
l,r = map(int, input().split())
left[x] = l
right[x] = r
fo... | output | 1 | 29,663 | 12 | 59,327 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In this problem all lists have linear structure. ... | instruction | 0 | 29,664 | 12 | 59,328 |
Tags: implementation
Correct Solution:
```
n = int(input())
L, R = [], []
zL, zR = [], []
A = []
for i in range(1, n+1):
l, r = map(int, input().split())
if l==0 and r==0:
A.append(i)
elif l == 0:
zL.append(i)
elif r == 0:
zR.append(i)
L.append(l)
R.append(r)
for i in zL:... | output | 1 | 29,664 | 12 | 59,329 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In this problem all lists have linear structure. ... | instruction | 0 | 29,665 | 12 | 59,330 |
Tags: implementation
Correct Solution:
```
n = int(input())
if n == 1:
print(0, 0)
exit()
a = []
for i in range(n):
a.append(list(map(int, input().split())))
s = []
i = 0
while i < n:
if a[i][0] == 0:
k = i
s.append([i + 1])
while a[k][1] != 0:
k = a[k][1] - 1
... | output | 1 | 29,665 | 12 | 59,331 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In this problem all lists have linear structure. ... | instruction | 0 | 29,666 | 12 | 59,332 |
Tags: implementation
Correct Solution:
```
if __name__=='__main__':
n=int(input())
dl=[[0,0]]
end=0
for i in range(n):
dl.append(list(map(int,input().split())))
for i in range(1,n+1):
if not dl[i][0]:
dl[end][1]=i
dl[i][0]=end
j=i
while(dl[j][1]):
#print(dl[j])
#j+=1
j=dl[j][1]
end=j... | output | 1 | 29,666 | 12 | 59,333 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In this problem all lists have linear structure. ... | instruction | 0 | 29,667 | 12 | 59,334 |
Tags: implementation
Correct Solution:
```
n = int(input())
arr = []
for i in range(n):
l,r = map(int, input().split())
arr.append([l,r])
lts = []
for i in range(n):
if arr[i][0] == 0:
l = i
j = i
while arr[j][1] != 0:
j = arr[j][1] - 1
r = j
lts.appe... | output | 1 | 29,667 | 12 | 59,335 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In this problem all lists have linear structure. ... | instruction | 0 | 29,668 | 12 | 59,336 |
Tags: implementation
Correct Solution:
```
#Code by Sounak, IIESTS
#------------------------------warmup----------------------------
import os
import sys
import math
from io import BytesIO, IOBase
from fractions import Fraction
from collections import defaultdict
BUFSIZE = 8192
class FastIO(IOBase):
newline... | output | 1 | 29,668 | 12 | 59,337 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In this problem all lists have linear structure. ... | instruction | 0 | 29,669 | 12 | 59,338 |
Tags: implementation
Correct Solution:
```
nodes = []
start_nodes = []
for i in range(int(input().strip())):
left, right = input().strip().split()
left = int(left)
right = int(right)
current = i + 1
if left == 0:
start_nodes.append([left, current, right])
else:
nodes.append([lef... | output | 1 | 29,669 | 12 | 59,339 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In this problem all lists have linear structure. ... | instruction | 0 | 29,670 | 12 | 59,340 |
Tags: implementation
Correct Solution:
```
n = int(input())
starts = dict()
ends = dict()
start_points = set()
for i in range(n):
st, en = map(int, input().split())
if st == 0:
start_points.add(i + 1)
starts[i + 1] = st
ends[i + 1] = en
lists = []
it = iter(start_points)
x = next(it)
while... | output | 1 | 29,670 | 12 | 59,341 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In... | instruction | 0 | 29,671 | 12 | 59,342 |
Yes | output | 1 | 29,671 | 12 | 59,343 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In... | instruction | 0 | 29,672 | 12 | 59,344 |
Yes | output | 1 | 29,672 | 12 | 59,345 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In... | instruction | 0 | 29,673 | 12 | 59,346 |
Yes | output | 1 | 29,673 | 12 | 59,347 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In... | instruction | 0 | 29,674 | 12 | 59,348 |
Yes | output | 1 | 29,674 | 12 | 59,349 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In... | instruction | 0 | 29,675 | 12 | 59,350 |
No | output | 1 | 29,675 | 12 | 59,351 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In... | instruction | 0 | 29,676 | 12 | 59,352 |
No | output | 1 | 29,676 | 12 | 59,353 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In... | instruction | 0 | 29,677 | 12 | 59,354 |
No | output | 1 | 29,677 | 12 | 59,355 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Doubly linked list is one of the fundamental data structures. A doubly linked list is a sequence of elements, each containing information about the previous and the next elements of the list. In... | instruction | 0 | 29,678 | 12 | 59,356 |
No | output | 1 | 29,678 | 12 | 59,357 |
Provide a correct Python 3 solution for this coding contest problem.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5 while j >= 0 && A[j] > v
6 A[j+g]... | instruction | 0 | 30,028 | 12 | 60,056 |
"Correct Solution:
```
import sys
n = int(input())
A=[int(e)for e in sys.stdin]
cnt = 0
G = [int((3**i-1)/2)for i in range(14,0,-1)]
G = [v for v in G if v <= n]
def insertionSort(A, n, g):
global cnt
for i in range(g, n):
v = A[i]
j = i - g
while j >= 0 and A[j] > v:
A[j+g] ... | output | 1 | 30,028 | 12 | 60,057 |
Provide a correct Python 3 solution for this coding contest problem.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5 while j >= 0 && A[j] > v
6 A[j+g]... | instruction | 0 | 30,029 | 12 | 60,058 |
"Correct Solution:
```
cnt = 0
def insertionSort(A, n, g):
global cnt
for i in range(g, n):
v = A[i]
j = i - g
while (j >= 0) and (A[j] > v):
A[j + g] = A[j]
j = j - g
cnt += 1
A[j + g] = v
def shellSort(A, n):
G = [1]
for ... | output | 1 | 30,029 | 12 | 60,059 |
Provide a correct Python 3 solution for this coding contest problem.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5 while j >= 0 && A[j] > v
6 A[j+g]... | instruction | 0 | 30,030 | 12 | 60,060 |
"Correct Solution:
```
def insertionSort(A, n, g):
global cnt
for i in range(g, n):
v = A[i]
j = i - g
while j >= 0 and A[j] > v:
A[j + g] = A[j]
j -= g
cnt += 1
A[j + g] = v
def shellSort(A, n):
G = [1]
m = 1
while True:
... | output | 1 | 30,030 | 12 | 60,061 |
Provide a correct Python 3 solution for this coding contest problem.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5 while j >= 0 && A[j] > v
6 A[j+g]... | instruction | 0 | 30,031 | 12 | 60,062 |
"Correct Solution:
```
import copy
def insertion_sort(arr, n, g, cnt):
for i in range(g, n):
v = arr[i]
k = i - g
while k >= 0 and arr[k] > v:
arr[k + g] = arr[k]
k = k - g
cnt += 1
arr[k + g] = v
return arr, cnt
def shell_sort(arr, n, G):
... | output | 1 | 30,031 | 12 | 60,063 |
Provide a correct Python 3 solution for this coding contest problem.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5 while j >= 0 && A[j] > v
6 A[j+g]... | instruction | 0 | 30,032 | 12 | 60,064 |
"Correct Solution:
```
import sys
n = int(input())
A = [int(e)for e in sys.stdin]
cnt = 0
G = [int((2.25**i-1)/1.25)for i in range(19,0,-1)]
G = [v for v in G if v <= n]
def insertionSort(A, n, g):
global cnt
for i in range(g, n):
v = A[i]
j = i - g
while j >= 0 and A[j] > v:
... | output | 1 | 30,032 | 12 | 60,065 |
Provide a correct Python 3 solution for this coding contest problem.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5 while j >= 0 && A[j] > v
6 A[j+g]... | instruction | 0 | 30,033 | 12 | 60,066 |
"Correct Solution:
```
def insertionSort(a, n, g):
global cnt
for i in range(g, n):
v = a[i]
j = i - g
while j >= 0 and a[j] > v:
a[j+g] = a[j]
j = j - g
cnt = cnt + 1
a[j+g] = v
def shellSort(a, n):
global cnt
global G
global m
... | output | 1 | 30,033 | 12 | 60,067 |
Provide a correct Python 3 solution for this coding contest problem.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5 while j >= 0 && A[j] > v
6 A[j+g]... | instruction | 0 | 30,034 | 12 | 60,068 |
"Correct Solution:
```
import sys
count = 0
def insertionSort(A, n, g):
global count
for i in range(n):
v = A[i]
j = i - g
while j >= 0 and A[j] > v:
A[j+g] = A[j]
j = j - g
count += 1
A[j+g] = v
return A
def shellSort(A, n):
for i in... | output | 1 | 30,034 | 12 | 60,069 |
Provide a correct Python 3 solution for this coding contest problem.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5 while j >= 0 && A[j] > v
6 A[j+g]... | instruction | 0 | 30,035 | 12 | 60,070 |
"Correct Solution:
```
import sys
n = int(input())
A = [int(e)for e in sys.stdin]
cnt = 0
G = [int((2.1**i-1)/1.1)for i in range(19,1,-1)]+[1]
G = [v for v in G if v <= n]
def insertionSort(A, n, g):
global cnt
for i in range(g, n):
v = A[i]
j = i - g
while j >= 0 and A[j] > v:
... | output | 1 | 30,035 | 12 | 60,071 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5... | instruction | 0 | 30,036 | 12 | 60,072 |
Yes | output | 1 | 30,036 | 12 | 60,073 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5... | instruction | 0 | 30,037 | 12 | 60,074 |
Yes | output | 1 | 30,037 | 12 | 60,075 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5... | instruction | 0 | 30,038 | 12 | 60,076 |
Yes | output | 1 | 30,038 | 12 | 60,077 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5... | instruction | 0 | 30,039 | 12 | 60,078 |
Yes | output | 1 | 30,039 | 12 | 60,079 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5... | instruction | 0 | 30,040 | 12 | 60,080 |
No | output | 1 | 30,040 | 12 | 60,081 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5... | instruction | 0 | 30,041 | 12 | 60,082 |
No | output | 1 | 30,041 | 12 | 60,083 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5... | instruction | 0 | 30,042 | 12 | 60,084 |
No | output | 1 | 30,042 | 12 | 60,085 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Shell Sort
Shell Sort is a generalization of Insertion Sort to arrange a list of $n$ elements $A$.
1 insertionSort(A, n, g)
2 for i = g to n-1
3 v = A[i]
4 j = i - g
5... | instruction | 0 | 30,043 | 12 | 60,086 |
No | output | 1 | 30,043 | 12 | 60,087 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n.
Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (1 ≤ l_i ≤ r_i ≤ n) was selected and values of e... | instruction | 0 | 30,060 | 12 | 60,120 |
Tags: constructive algorithms, data structures
Correct Solution:
```
####################################### Define
oo = int(1e9)
maxN = int(2e5 + 10)
rmq = [[0 for i in range(20)] for j in range(maxN)]
a = [0] * maxN
ans = [0] * maxN
lst = [0] * maxN
nxt = [0] * maxN
check = [False] * maxN
############################... | output | 1 | 30,060 | 12 | 60,121 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n.
Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (1 ≤ l_i ≤ r_i ≤ n) was selected and values of e... | instruction | 0 | 30,061 | 12 | 60,122 |
Tags: constructive algorithms, data structures
Correct Solution:
```
n,q=map(int,input().split())
arr=list(map(int,input().split()))
count_zero=arr.count(0)
count_q=arr.count(q)
if count_q ==0 and count_zero ==0:
print("NO")
exit()
if count_q ==0:
for i in range(n):
if arr[i] ==0:
arr[i]... | output | 1 | 30,061 | 12 | 60,123 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n.
Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (1 ≤ l_i ≤ r_i ≤ n) was selected and values of e... | instruction | 0 | 30,062 | 12 | 60,124 |
Tags: constructive algorithms, data structures
Correct Solution:
```
# by the authority of GOD author: manhar singh sachdev #
import os,sys
from io import BytesIO, IOBase
from math import inf
def cons(n,x):
xx = n.bit_length()
dp = [[inf]*n for _ in range(xx)]
for i in range(n):
dp[0][i] = (in... | output | 1 | 30,062 | 12 | 60,125 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n.
Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (1 ≤ l_i ≤ r_i ≤ n) was selected and values of e... | instruction | 0 | 30,063 | 12 | 60,126 |
Tags: constructive algorithms, data structures
Correct Solution:
```
import sys
n, k = map(int, input().split())
a = list(map(int, input().split()))
cur_max = 0
last_max = 1
last = dict()
zeros = []
for i in range(len(a))[::-1]:
if a[i] == 0:
zeros.append(i)
elif a[i] not in last:
last[a[i]] ... | output | 1 | 30,063 | 12 | 60,127 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n.
Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (1 ≤ l_i ≤ r_i ≤ n) was selected and values of e... | instruction | 0 | 30,064 | 12 | 60,128 |
Tags: constructive algorithms, data structures
Correct Solution:
```
import sys
class SegmentTree:
def __init__(self, data, default=999999999999999999999999999999999, func=lambda a,b:min(a,b)):
"""initialize the segment tree with data"""
self._default = default
self._func = func
sel... | output | 1 | 30,064 | 12 | 60,129 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n.
Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (1 ≤ l_i ≤ r_i ≤ n) was selected and values of e... | instruction | 0 | 30,065 | 12 | 60,130 |
Tags: constructive algorithms, data structures
Correct Solution:
```
from sys import stdin
n,q=map(int,stdin.readline().strip().split())
s=list(map(int,stdin.readline().strip().split()))
t=False
y=max(s)
if y!=q:
t=True
for i in range(1,n):
if s[i]==0:
if t:
s[i]=q
t=False
... | output | 1 | 30,065 | 12 | 60,131 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n.
Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (1 ≤ l_i ≤ r_i ≤ n) was selected and values of e... | instruction | 0 | 30,066 | 12 | 60,132 |
Tags: constructive algorithms, data structures
Correct Solution:
```
import sys
n,q = map(int,input().split())
a = list(map(int,input().split()))
l = len(a)
zeros = []
last = dict()
cur_max = 0
last_max = 1
stack = []
for i in range(l-1,-1,-1):
if a[i] == 0:
zeros.append(i)
elif a[i] not in last:
... | output | 1 | 30,066 | 12 | 60,133 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n.
Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (1 ≤ l_i ≤ r_i ≤ n) was selected and values of e... | instruction | 0 | 30,067 | 12 | 60,134 |
Tags: constructive algorithms, data structures
Correct Solution:
```
def readNums(type=int):
return list(map(type, input().split()))
def solve():
n, q = readNums()
arr = readNums()
f = set()
p = None
for i in range(n):
if not arr[i]: continue
if arr[i] in f:
return... | output | 1 | 30,067 | 12 | 60,135 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Initially there was an array a consisting of n integers. Positions in it are numbered from 1 to n.
Exactly q queries were performed on the array. During the i-th query some segment (l_i, r_i) (... | instruction | 0 | 30,068 | 12 | 60,136 |
Yes | output | 1 | 30,068 | 12 | 60,137 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.