message stringlengths 2 23.8k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 97 109k | cluster float64 0 0 | __index_level_0__ int64 194 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given string s of length n consisting of 0-s and 1-s. You build an infinite string t as a concatenation of an infinite number of strings s, or t = ssss ... For example, if s = 10010, then t = 100101001010010...
Calculate the number ... | instruction | 0 | 73,449 | 0 | 146,898 |
Tags: math, strings
Correct Solution:
```
t = int(input())
for _ in range(t):
n, x = list(map(int, input().split()))
s = list(map(int, input()))
bal = [0] * (n + 1)
cnt = 1 if x == 0 else 0
for i in range(n):
if s[i] == 0:
bal[i+1] = bal[i] + 1
else:
bal[i+1] = bal[i] -1
if bal[i+1] =... | output | 1 | 73,449 | 0 | 146,899 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given string s of length n consisting of 0-s and 1-s. You build an infinite string t as a concatenation of an infinite number of strings s, or t = ssss ... For example, if s = 10010, the... | instruction | 0 | 73,450 | 0 | 146,900 |
Yes | output | 1 | 73,450 | 0 | 146,901 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given string s of length n consisting of 0-s and 1-s. You build an infinite string t as a concatenation of an infinite number of strings s, or t = ssss ... For example, if s = 10010, the... | instruction | 0 | 73,451 | 0 | 146,902 |
Yes | output | 1 | 73,451 | 0 | 146,903 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given string s of length n consisting of 0-s and 1-s. You build an infinite string t as a concatenation of an infinite number of strings s, or t = ssss ... For example, if s = 10010, the... | instruction | 0 | 73,452 | 0 | 146,904 |
Yes | output | 1 | 73,452 | 0 | 146,905 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given string s of length n consisting of 0-s and 1-s. You build an infinite string t as a concatenation of an infinite number of strings s, or t = ssss ... For example, if s = 10010, the... | instruction | 0 | 73,453 | 0 | 146,906 |
Yes | output | 1 | 73,453 | 0 | 146,907 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given string s of length n consisting of 0-s and 1-s. You build an infinite string t as a concatenation of an infinite number of strings s, or t = ssss ... For example, if s = 10010, the... | instruction | 0 | 73,454 | 0 | 146,908 |
No | output | 1 | 73,454 | 0 | 146,909 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given string s of length n consisting of 0-s and 1-s. You build an infinite string t as a concatenation of an infinite number of strings s, or t = ssss ... For example, if s = 10010, the... | instruction | 0 | 73,455 | 0 | 146,910 |
No | output | 1 | 73,455 | 0 | 146,911 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given string s of length n consisting of 0-s and 1-s. You build an infinite string t as a concatenation of an infinite number of strings s, or t = ssss ... For example, if s = 10010, the... | instruction | 0 | 73,456 | 0 | 146,912 |
No | output | 1 | 73,456 | 0 | 146,913 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given string s of length n consisting of 0-s and 1-s. You build an infinite string t as a concatenation of an infinite number of strings s, or t = ssss ... For example, if s = 10010, the... | instruction | 0 | 73,457 | 0 | 146,914 |
No | output | 1 | 73,457 | 0 | 146,915 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1] of s. For example, if string s is qwer and k ... | instruction | 0 | 73,458 | 0 | 146,916 |
Tags: brute force, constructive algorithms, implementation, sortings, strings
Correct Solution:
```
t=eval(input())
for i in range(t):
n=eval(input())
st=input()
min='z'
for i in range(n):
if(st[i]<min):
min=st[i]
li=[]
for i in range(n):
if(st[i]==min):
l... | output | 1 | 73,458 | 0 | 146,917 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1] of s. For example, if string s is qwer and k ... | instruction | 0 | 73,459 | 0 | 146,918 |
Tags: brute force, constructive algorithms, implementation, sortings, strings
Correct Solution:
```
t=int(input())
for _ in range(t):
n=int(input())
s=input()
s=' '+s
L=list(s)
m=min(L[1:])
p=(L[1:].count(m))
if p==n:
print(s[1:])
print('1')
else:
k=0
f=''... | output | 1 | 73,459 | 0 | 146,919 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1] of s. For example, if string s is qwer and k ... | instruction | 0 | 73,460 | 0 | 146,920 |
Tags: brute force, constructive algorithms, implementation, sortings, strings
Correct Solution:
```
# -*- coding: utf-8 -*-
import sys
from collections import Counter
def input(): return sys.stdin.readline().strip()
def list2d(a, b, c): return [[c] * b for i in range(a)]
def list3d(a, b, c, d): return [[[d] * c for j... | output | 1 | 73,460 | 0 | 146,921 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1] of s. For example, if string s is qwer and k ... | instruction | 0 | 73,461 | 0 | 146,922 |
Tags: brute force, constructive algorithms, implementation, sortings, strings
Correct Solution:
```
t = int(input())
while (t):
n = int(input())
s = input()
m = s
mk = 1
for k in range(2,n+1):
tmp = s[k-n-1:] + (s[k-2::-1] if ((n-k+1) % 2 == 1) else s[:k-1])
if (tmp < m):
m = tmp
mk = k
print(m)
p... | output | 1 | 73,461 | 0 | 146,923 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1] of s. For example, if string s is qwer and k ... | instruction | 0 | 73,462 | 0 | 146,924 |
Tags: brute force, constructive algorithms, implementation, sortings, strings
Correct Solution:
```
for _ in range(int(input())):
n = int(input())
s = input()
ok = min(s)
hehe = ""
dapan, vitri = s, 1
for i in range(1, n+1):
if s[i-1] == ok:
if (n-i+1) % 2 == 0:
... | output | 1 | 73,462 | 0 | 146,925 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1] of s. For example, if string s is qwer and k ... | instruction | 0 | 73,463 | 0 | 146,926 |
Tags: brute force, constructive algorithms, implementation, sortings, strings
Correct Solution:
```
for _ in range(int(input())):
k = int(input())
word = input()
l = []
for x in range(k+1):
if (k-x) % 2 == 0:
l.append([word[x:] + word[:x], x+1])
else:
l.append([wo... | output | 1 | 73,463 | 0 | 146,927 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1] of s. For example, if string s is qwer and k ... | instruction | 0 | 73,464 | 0 | 146,928 |
Tags: brute force, constructive algorithms, implementation, sortings, strings
Correct Solution:
```
import math
from math import gcd,floor,sqrt,log
def iin(): return int(input())
def sin(): return input().strip()
def listin(): return list(map(int,input().strip().split()))
def liststr(): return list(map(str,input().st... | output | 1 | 73,464 | 0 | 146,929 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1] of s. For example, if string s is qwer and k ... | instruction | 0 | 73,465 | 0 | 146,930 |
Tags: brute force, constructive algorithms, implementation, sortings, strings
Correct Solution:
```
for u in range(int(input())):
n=int(input())
s=input()
r=''
x=s
c=1
for i in range(n):
r=r+s[i:n]
h=s[0:i]
if((n-i)%2==1):
h=h[::-1]
r=r+h
if(r<... | output | 1 | 73,465 | 0 | 146,931 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1... | instruction | 0 | 73,466 | 0 | 146,932 |
Yes | output | 1 | 73,466 | 0 | 146,933 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1... | instruction | 0 | 73,467 | 0 | 146,934 |
Yes | output | 1 | 73,467 | 0 | 146,935 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1... | instruction | 0 | 73,468 | 0 | 146,936 |
Yes | output | 1 | 73,468 | 0 | 146,937 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1... | instruction | 0 | 73,469 | 0 | 146,938 |
Yes | output | 1 | 73,469 | 0 | 146,939 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1... | instruction | 0 | 73,470 | 0 | 146,940 |
No | output | 1 | 73,470 | 0 | 146,941 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1... | instruction | 0 | 73,471 | 0 | 146,942 |
No | output | 1 | 73,471 | 0 | 146,943 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1... | instruction | 0 | 73,472 | 0 | 146,944 |
No | output | 1 | 73,472 | 0 | 146,945 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya has a string s of length n. He decides to make the following modification to the string:
1. Pick an integer k, (1 β€ k β€ n).
2. For i from 1 to n-k+1, reverse the substring s[i:i+k-1... | instruction | 0 | 73,473 | 0 | 146,946 |
No | output | 1 | 73,473 | 0 | 146,947 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A non-empty string s is called binary, if it consists only of characters "0" and "1". Let's number the characters of binary string s from 1 to the string's length and let's denote the i-th character in string s as si.
Binary string s with l... | instruction | 0 | 73,608 | 0 | 147,216 |
Tags: combinatorics, dp, number theory
Correct Solution:
```
from itertools import combinations
from fractions import gcd
primos = [2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61]
def ToBinary(x):
if x == 0:
return "0"
if x == 1:
return "1"
if x % 2 == 0:
return ToBinary(x>>1)+ ... | output | 1 | 73,608 | 0 | 147,217 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A non-empty string s is called binary, if it consists only of characters "0" and "1". Let's number the characters of binary string s from 1 to the string's length and let's denote the i-th character in string s as si.
Binary string s with l... | instruction | 0 | 73,609 | 0 | 147,218 |
Tags: combinatorics, dp, number theory
Correct Solution:
```
from itertools import combinations
from fractions import gcd
#Numeros primos hasta el 59
primos = [2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59]
#Para obtener la cadena binaria de x.
def ToBinary(x):
if x == 0:
return "0"
if x == 1:
... | output | 1 | 73,609 | 0 | 147,219 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A non-empty string s is called binary, if it consists only of characters "0" and "1". Let's number the characters of binary string s from 1 to the string's length and let's denote the i-th chara... | instruction | 0 | 73,610 | 0 | 147,220 |
No | output | 1 | 73,610 | 0 | 147,221 |
Provide a correct Python 3 solution for this coding contest problem.
G: Palindromic Subsequences
problem
Given a string S consisting only of lowercase letters, find out how many subsequences of this string S are not necessarily continuous and are palindromes.
Here, a subsequence that is not necessarily continuous w... | instruction | 0 | 74,146 | 0 | 148,292 |
"Correct Solution:
```
def main():
from bisect import bisect_left as bl
from bisect import bisect_right as br
s=input()
alpha="abcdefghijklmnopqrstuvwxyz"
l=len(s)
alpha2={j:i for i,j in enumerate(alpha)}
memo=[[] for _ in [0]*26]
mod=10**9+7
for i in range(l):
memo[alpha2[s[... | output | 1 | 74,146 | 0 | 148,293 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct letters. It is guaranteed that the answer exists... | instruction | 0 | 74,292 | 0 | 148,584 |
Tags: constructive algorithms
Correct Solution:
```
l="abcdefghijklmnopqrstuvwxyz"
T=int(input())
for t in range(T):
n,a,b=[int(x) for x in input().split()]
unit=l[:b]
rem=n%b
req_str=unit*(n//b)
req_str+=unit[:rem]
print(req_str)
``` | output | 1 | 74,292 | 0 | 148,585 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct letters. It is guaranteed that the answer exists... | instruction | 0 | 74,293 | 0 | 148,586 |
Tags: constructive algorithms
Correct Solution:
```
t = int(input())
alpha = 'abcdefghijklmnopqrstuvwxyz'
for _ in range(t):
n, a, b = map(int, input().split())
ans = []
for i in range(n):
ans.append(alpha[i%b])
print(''.join(ans))
``` | output | 1 | 74,293 | 0 | 148,587 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct letters. It is guaranteed that the answer exists... | instruction | 0 | 74,294 | 0 | 148,588 |
Tags: constructive algorithms
Correct Solution:
```
t = int(input())
for i in range(t):
n,a,b = list(map(int,input().split()))
rem = a//b
str = ""
i = 97
for j in range(b):
str1 = ""
for k in range(rem):
str1 += chr(i)
i += 1
str += str1
res = ""
w... | output | 1 | 74,294 | 0 | 148,589 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct letters. It is guaranteed that the answer exists... | instruction | 0 | 74,295 | 0 | 148,590 |
Tags: constructive algorithms
Correct Solution:
```
t = int(input())
for _ in range(t):
n, a, b = [int(x) for x in input().split()]
for i in range(n):
print(chr(97 + i % b), end='')
print()
``` | output | 1 | 74,295 | 0 | 148,591 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct letters. It is guaranteed that the answer exists... | instruction | 0 | 74,296 | 0 | 148,592 |
Tags: constructive algorithms
Correct Solution:
```
t = int(input())
letters = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z']
# main loop
for i in range(t):
n,a,b = input().split()
n = int(n)
a = int(a)
b = int(b)
x = 0
word = ''
... | output | 1 | 74,296 | 0 | 148,593 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct letters. It is guaranteed that the answer exists... | instruction | 0 | 74,297 | 0 | 148,594 |
Tags: constructive algorithms
Correct Solution:
```
t = int(input())
s = 'abcdefghijklmnopqrstuvwxyz'
for i in range(t):
n, a, b = map(int, input().split())
k = s[:b] * 2000
print(k[:n])
``` | output | 1 | 74,297 | 0 | 148,595 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct letters. It is guaranteed that the answer exists... | instruction | 0 | 74,298 | 0 | 148,596 |
Tags: constructive algorithms
Correct Solution:
```
number_test = int(input())
for k in range(number_test):
nab = input().split(" ")
n,a,b= int(nab[0]), int(nab[1]), int(nab[2])
tab = [(k+97) for k in range(b)]
string = "".join(map(chr, tab))
mod = n//b
r = n%b
sol = ""
for i in range(m... | output | 1 | 74,298 | 0 | 148,597 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct letters. It is guaranteed that the answer exists... | instruction | 0 | 74,299 | 0 | 148,598 |
Tags: constructive algorithms
Correct Solution:
```
#div2 c yesterday's problem find max of all reguired to make changes compared to previous
import string
for t in range(int(input())):
x=list(string.ascii_lowercase)
n,a,b=map(int,input().strip().split())
ans=[]
j=0
while(b!=0):
ans.a... | output | 1 | 74,299 | 0 | 148,599 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct l... | instruction | 0 | 74,300 | 0 | 148,600 |
Yes | output | 1 | 74,300 | 0 | 148,601 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct l... | instruction | 0 | 74,301 | 0 | 148,602 |
Yes | output | 1 | 74,301 | 0 | 148,603 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct l... | instruction | 0 | 74,302 | 0 | 148,604 |
Yes | output | 1 | 74,302 | 0 | 148,605 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct l... | instruction | 0 | 74,303 | 0 | 148,606 |
Yes | output | 1 | 74,303 | 0 | 148,607 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct l... | instruction | 0 | 74,304 | 0 | 148,608 |
No | output | 1 | 74,304 | 0 | 148,609 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct l... | instruction | 0 | 74,305 | 0 | 148,610 |
No | output | 1 | 74,305 | 0 | 148,611 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct l... | instruction | 0 | 74,306 | 0 | 148,612 |
No | output | 1 | 74,306 | 0 | 148,613 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given three positive integers n, a and b. You have to construct a string s of length n consisting of lowercase Latin letters such that each substring of length a has exactly b distinct l... | instruction | 0 | 74,307 | 0 | 148,614 |
No | output | 1 | 74,307 | 0 | 148,615 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's assume that p and q are strings of positive length, called the container and the key correspondingly, string q only consists of characters 0 and 1. Let's take a look at a simple algorithm ... | instruction | 0 | 74,505 | 0 | 149,010 |
No | output | 1 | 74,505 | 0 | 149,011 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's assume that p and q are strings of positive length, called the container and the key correspondingly, string q only consists of characters 0 and 1. Let's take a look at a simple algorithm ... | instruction | 0 | 74,506 | 0 | 149,012 |
No | output | 1 | 74,506 | 0 | 149,013 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's assume that p and q are strings of positive length, called the container and the key correspondingly, string q only consists of characters 0 and 1. Let's take a look at a simple algorithm ... | instruction | 0 | 74,507 | 0 | 149,014 |
No | output | 1 | 74,507 | 0 | 149,015 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's assume that p and q are strings of positive length, called the container and the key correspondingly, string q only consists of characters 0 and 1. Let's take a look at a simple algorithm ... | instruction | 0 | 74,508 | 0 | 149,016 |
No | output | 1 | 74,508 | 0 | 149,017 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started thinking about the following problem. Given a st... | instruction | 0 | 74,541 | 0 | 149,082 |
Tags: dp, strings
Correct Solution:
```
#!/usr/bin/env python
# coding=utf-8
s, t = input(), input()
n, m = len(s), len(t)
t = '$'.join((t, s))
p = [0]
k = 0
for i in range(1, n + m + 1):
while k and t[k] != t[i]:
k = p[k - 1]
if t[k] == t[i]:
k += 1
p.append(k)
ans = [0] * n
sums = [0] * (... | output | 1 | 74,541 | 0 | 149,083 |
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