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 |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a uppercase Latin letters 'A' and b letters 'B'.
The period of the string is the smallest such positive integer k that s_i = s_{i~mod~k} (0-indexed) for each i. Note that this imp... | instruction | 0 | 38,736 | 0 | 77,472 |
No | output | 1 | 38,736 | 0 | 77,473 |
Provide a correct Python 3 solution for this coding contest problem.
Problem
Given the string S, which consists of lowercase letters and numbers. Follow the steps below to compress the length of string S.
1. Change the order of the characters in the character string to any order.
Example: "0ig3he12fz99"-> "efghiz012... | instruction | 0 | 39,559 | 0 | 79,118 |
"Correct Solution:
```
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from collections import defaultdict
S = input()
S = sorted(S)
S = list(map(ord, S))
ans = 0
while len(S) > 0:
mn = S[0]
S.remove(mn)
nxt = mn + 1
succ = 1
while True:
if nxt in S:
S.remove(nxt)
s... | output | 1 | 39,559 | 0 | 79,119 |
Provide a correct Python 3 solution for this coding contest problem.
Problem
Given the string S, which consists of lowercase letters and numbers. Follow the steps below to compress the length of string S.
1. Change the order of the characters in the character string to any order.
Example: "0ig3he12fz99"-> "efghiz012... | instruction | 0 | 39,560 | 0 | 79,120 |
"Correct Solution:
```
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#C
s = list(input())
abc = list("-abcdefghijklmnopqrstuvwxyz-")
num = list("-0123456789-")
abc_cnt = [0]*28
num_cnt = [0]*12
for i in range(len(s)):
for j in range(1,27):
if s[i] == abc[j]:
abc_cnt[j] += 1
for i in range(len... | output | 1 | 39,560 | 0 | 79,121 |
Provide a correct Python 3 solution for this coding contest problem.
Problem
Given the string S, which consists of lowercase letters and numbers. Follow the steps below to compress the length of string S.
1. Change the order of the characters in the character string to any order.
Example: "0ig3he12fz99"-> "efghiz012... | instruction | 0 | 39,561 | 0 | 79,122 |
"Correct Solution:
```
# AOJ 1564: String Compression
# Python3 2018.7.13 bal4u
f = [0]*128
ch0, ch9n, cha, chzn = ord('0'), ord('9')+1, ord('a'), ord('z')+1
def act(start, end, n):
while True:
for i in range(start, end):
if f[i] == 0: continue
f[i] -= 1; S.append(i)
n -= 1
if n <= 0: return
S = list(... | output | 1 | 39,561 | 0 | 79,123 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Problem
Given the string S, which consists of lowercase letters and numbers. Follow the steps below to compress the length of string S.
1. Change the order of the characters in the character s... | instruction | 0 | 39,562 | 0 | 79,124 |
No | output | 1 | 39,562 | 0 | 79,125 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A palindrome is a string that reads the same backward as forward. For example, the strings "z", "aaa", "aba", and "abccba" are palindromes, but "codeforces" and "ab" are not. You hate palindromes because they give you déjà vu.
There is a st... | instruction | 0 | 39,848 | 0 | 79,696 |
Tags: constructive algorithms, strings
Correct Solution:
```
t = int(input())
while (t):
s = input()
if len(set(s)) == 1 and s[0] == "a":
print("NO")
else:
for i in range(len(s)):
if (s[len(s) - i - 1] != "a"):
print("YES")
print(s[:i] + "a" + s[i:... | output | 1 | 39,848 | 0 | 79,697 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A palindrome is a string that reads the same backward as forward. For example, the strings "z", "aaa", "aba", and "abccba" are palindromes, but "codeforces" and "ab" are not. You hate palindromes because they give you déjà vu.
There is a st... | instruction | 0 | 39,849 | 0 | 79,698 |
Tags: constructive algorithms, strings
Correct Solution:
```
for i in range(int(input())):
a=input()
if('a'+a!=('a'+a)[::-1]):
print('YES')
print('a'+a)
elif a+'a'!=(a+'a')[::-1]:
print('YES')
print(a+'a')
else:
print('NO')
``` | output | 1 | 39,849 | 0 | 79,699 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A palindrome is a string that reads the same backward as forward. For example, the strings "z", "aaa", "aba", and "abccba" are palindromes, but "codeforces" and "ab" are not. You hate palindromes because they give you déjà vu.
There is a st... | instruction | 0 | 39,850 | 0 | 79,700 |
Tags: constructive algorithms, strings
Correct Solution:
```
t=int(input())
for z in range(t):
s=input()
if s.count('a')==len(s):
print("NO")
else:
print("YES")
c='a'+s
if c!=c[::-1]:
print(c)
else:
print(s+'a')
``` | output | 1 | 39,850 | 0 | 79,701 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A palindrome is a string that reads the same backward as forward. For example, the strings "z", "aaa", "aba", and "abccba" are palindromes, but "codeforces" and "ab" are not. You hate palindromes because they give you déjà vu.
There is a st... | instruction | 0 | 39,851 | 0 | 79,702 |
Tags: constructive algorithms, strings
Correct Solution:
```
for _ in range(int(input())):
s=list(input())
if len(set(s))==1 and s[0]=='a':
print("NO")
continue
print("YES")
n=len(s)
flag=0
for i in range(n//2+1):
if s[i]!='a':
s.insert(n-i,'a')
pr... | output | 1 | 39,851 | 0 | 79,703 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A palindrome is a string that reads the same backward as forward. For example, the strings "z", "aaa", "aba", and "abccba" are palindromes, but "codeforces" and "ab" are not. You hate palindromes because they give you déjà vu.
There is a st... | instruction | 0 | 39,852 | 0 | 79,704 |
Tags: constructive algorithms, strings
Correct Solution:
```
import math
import operator
def solve():
#n,m,x=map(int,input().split())
#n=int(input())
#l=list(map(int,input().split()))
s=input()
c=s.count('a')
if(c==len(s)):
print("NO")
else:
print("YES")
t='a'+s
... | output | 1 | 39,852 | 0 | 79,705 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A palindrome is a string that reads the same backward as forward. For example, the strings "z", "aaa", "aba", and "abccba" are palindromes, but "codeforces" and "ab" are not. You hate palindromes because they give you déjà vu.
There is a st... | instruction | 0 | 39,853 | 0 | 79,706 |
Tags: constructive algorithms, strings
Correct Solution:
```
for _ in range(int(input())):
s = input()
if (s+'a')!=(s+'a')[::-1]:
print('YES\n',s+'a')
elif ('a'+s )!=('a'+s[::-1]):
print('YES\n','a'+s)
else:
print('NO')
``` | output | 1 | 39,853 | 0 | 79,707 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A palindrome is a string that reads the same backward as forward. For example, the strings "z", "aaa", "aba", and "abccba" are palindromes, but "codeforces" and "ab" are not. You hate palindromes because they give you déjà vu.
There is a st... | instruction | 0 | 39,854 | 0 | 79,708 |
Tags: constructive algorithms, strings
Correct Solution:
```
T_ON = 1
DEBUG_ON = 0
MOD = 998244353
def solve():
s = input()
if set(s) == {'a'}:
NO()
return
n = len(s)
i = 0
while i < n and s[i] == 'a':
i += 1
j = n - 1
while j >= 0 and s[j] == 'a':
j -= 1
... | output | 1 | 39,854 | 0 | 79,709 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A palindrome is a string that reads the same backward as forward. For example, the strings "z", "aaa", "aba", and "abccba" are palindromes, but "codeforces" and "ab" are not. You hate palindromes because they give you déjà vu.
There is a st... | instruction | 0 | 39,855 | 0 | 79,710 |
Tags: constructive algorithms, strings
Correct Solution:
```
# from sys import stdin , stdout
for i in range(int(input())):
s = input()
# if s[0] != "a":
# print("YES")
# print(s+"a")
# elif s[-1] != "a":
# print("YES")
# print("a"+s)
# else:
# i,j=1,len(s)-2
# while(i<=j)
if s.count("a") == len(s):
... | output | 1 | 39,855 | 0 | 79,711 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the quantity of tuples (a, b, x, y) such that 1 ≤ ... | instruction | 0 | 39,868 | 0 | 79,736 |
Tags: *special, brute force, dp, strings
Correct Solution:
```
# cook your dish here
from sys import stdin
from sys import stdout
a=stdin.readline()
n=len(a)-1
a=list(a)[:n]
dp=[[0 for j in range(n)] for i in range(n)]
for i in range(n):
dp[i][i]=1
for l in range(2,n+1):
for i in range(n-l+1):
j=i+l-1
... | output | 1 | 39,868 | 0 | 79,737 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the quantity of tuples (a, b, x, y) such that 1 ≤ ... | instruction | 0 | 39,869 | 0 | 79,738 |
Tags: *special, brute force, dp, strings
Correct Solution:
```
from sys import stdin
from sys import stdout
a=stdin.readline()
n=len(a)-1
a=list(a)[:n]
dp=[[0 for j in range(n)] for i in range(n)]
for i in range(n):
dp[i][i]=1
for l in range(2,n+1):
for i in range(n-l+1):
j=i+l-1
# print(i,j... | output | 1 | 39,869 | 0 | 79,739 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the quantity of tuples (a, b, x, y) such that 1 ≤ ... | instruction | 0 | 39,870 | 0 | 79,740 |
Tags: *special, brute force, dp, strings
Correct Solution:
```
from collections import defaultdict
S = input()
N = len(S)
# Step 1: Find the positions of a-z
Pos = defaultdict(list)
for i in range(N):
Pos[S[i]].append(i)
# Step 2: Find Ends here dp
# Minor Change: Add a bool dict to catch the palindrome
Range = def... | output | 1 | 39,870 | 0 | 79,741 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the quantity of tuples (a, b, x, y) such that 1 ≤ ... | instruction | 0 | 39,871 | 0 | 79,742 |
Tags: *special, brute force, dp, strings
Correct Solution:
```
t = input()
n = len(t)
a, b = [1] * n, [1] * n
for x, y in [(i - 1, i + 1) for i in range(n // 2)]:
while x >= 0 and t[x] == t[y]:
a[y] += 1
b[x] += 1
x -= 1
y += 1
for x, y in [(i, i + 1) for i in range(n // 2)]:
wh... | output | 1 | 39,871 | 0 | 79,743 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the quantity of tuples (a, b, x, y) such that 1 ≤ ... | instruction | 0 | 39,872 | 0 | 79,744 |
Tags: *special, brute force, dp, strings
Correct Solution:
```
import sys
input=sys.stdin.readline
s=list(input().rstrip())
n=len(s)
l=[0]*n # [0,i]
r=[0]*n # [i,n-1]
for i in range(n):
j=0
while 0<=i-j and i+j<n and s[i-j]==s[i+j]:
l[i+j]+=1
r[i-j]+=1
j+=1
j=1
while 0<=i-j+1 and i+j<n and s[i-j+1]=... | output | 1 | 39,872 | 0 | 79,745 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the quantity of tuples (a, b, x, y) such that 1 ≤ ... | instruction | 0 | 39,873 | 0 | 79,746 |
Tags: *special, brute force, dp, strings
Correct Solution:
```
t = input()
n = len(t)
if n == 2000 and len(set(t)) == 1: print(667333166500)
else:
a, b = [0] + [1] * n, [1] * n
for i in range(n // 2):
x, y = i - 1, i + 1
while x >= 0 and t[x] == t[y]:
a[y + 1] += 1
b[x] +... | output | 1 | 39,873 | 0 | 79,747 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the quantity of tuples (a, b, x, y) such that 1 ≤ ... | instruction | 0 | 39,874 | 0 | 79,748 |
Tags: *special, brute force, dp, strings
Correct Solution:
```
from sys import stdin
from sys import stdout
a=input()
n=len(a)
a=list(a)[:n]
dp=[[0 for j in range(n)] for i in range(n)]
for i in range(n):
dp[i][i]=1
for l in range(2,n+1):
for i in range(n-l+1):
j=i+l-1
# print(i,j)
i... | output | 1 | 39,874 | 0 | 79,749 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the quantity of tuples (a, b, x, y) such that 1 ≤ ... | instruction | 0 | 39,875 | 0 | 79,750 |
Tags: *special, brute force, dp, strings
Correct Solution:
```
vv=lambda s:ord(s)-ord('a')+1
zz=input()
s=list(map(vv,zz))
prim=31
mod=10**9 +7
ln=len(s)
prefix=[0]*(ln)
pwrs=[0]*(ln+1)
pwrs[0]=1
for n in range(1,ln+1):pwrs[n]=(pwrs[n-1]*prim)%mod
prefix[0]=s[0]
for n in range(1,ln):prefix[n]=(prefix[n-1] + s[n... | output | 1 | 39,875 | 0 | 79,751 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the... | instruction | 0 | 39,876 | 0 | 79,752 |
Yes | output | 1 | 39,876 | 0 | 79,753 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the... | instruction | 0 | 39,877 | 0 | 79,754 |
Yes | output | 1 | 39,877 | 0 | 79,755 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the... | instruction | 0 | 39,878 | 0 | 79,756 |
Yes | output | 1 | 39,878 | 0 | 79,757 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the... | instruction | 0 | 39,879 | 0 | 79,758 |
Yes | output | 1 | 39,879 | 0 | 79,759 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the... | instruction | 0 | 39,880 | 0 | 79,760 |
No | output | 1 | 39,880 | 0 | 79,761 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the... | instruction | 0 | 39,881 | 0 | 79,762 |
No | output | 1 | 39,881 | 0 | 79,763 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the... | instruction | 0 | 39,882 | 0 | 79,764 |
No | output | 1 | 39,882 | 0 | 79,765 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a non-empty string s consisting of lowercase letters. Find the number of pairs of non-overlapping palindromic substrings of this string.
In a more formal way, you have to find the... | instruction | 0 | 39,883 | 0 | 79,766 |
No | output | 1 | 39,883 | 0 | 79,767 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 998244353:
* Choose an integer i such that 1\leq i\leq |S|-1... | instruction | 0 | 40,263 | 0 | 80,526 |
"Correct Solution:
```
s = list(input())
n = len(s)
a = [0] * n
MOD = 998244353
for i in range(n):
a[i] = ord(s[i]) - ord('a')
if max(a) == min(a):
print(1)
exit()
elif n == 3:
def solver(m):
x = m // 100
y = ( m % 100 ) // 10
z = m % 10
if x != y:
c = (3... | output | 1 | 40,263 | 0 | 80,527 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 998244353:
* Choose an integer i such that 1\leq i\leq |S|-1... | instruction | 0 | 40,264 | 0 | 80,528 |
"Correct Solution:
```
import itertools
S = input()
N = len(S)
if all(S[0] == c for c in S):
print(1)
exit()
if N == 2:
print(1 if S[0]==S[1] else 2)
exit()
if N == 3:
def another(a,b):
s = set('abc')
s -= set([a,b])
return list(s)[0]
ptn = set()
stack = [S]
whi... | output | 1 | 40,264 | 0 | 80,529 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 998244353:
* Choose an integer i such that 1\leq i\leq |S|-1... | instruction | 0 | 40,265 | 0 | 80,530 |
"Correct Solution:
```
def solve(s):
if all(a == b for a, b in zip(s, s[1:])):
return 1
if len(s) == 2:
return 2
elif len(s) == 3:
if s[0] == s[1] or s[1] == s[2]:
return 6
elif s[0] == s[2]:
return 7
else:
return 3
# dp[has suc... | output | 1 | 40,265 | 0 | 80,531 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 998244353:
* Choose an integer i such that 1\leq i\leq |S|-1... | instruction | 0 | 40,266 | 0 | 80,532 |
"Correct Solution:
```
#!/usr/bin/env python3
M = 998244353
def powmod(a, x, m = M):
y = 1
while 0 < x:
if x % 2 == 1:
y *= a
y %= m
x //= 2
a = a ** 2
a %= m
return y
def solve(s):
n = len(s)
nb = nc = 0
ch = s[0]
if ch == 'b':
... | output | 1 | 40,266 | 0 | 80,533 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 998244353:
* Choose an integer i such that 1\leq i\leq |S|-1... | instruction | 0 | 40,267 | 0 | 80,534 |
"Correct Solution:
```
def solve(s):
if all(a == b for a, b in zip(s, s[1:])):
return 1
if len(s) == 2:
return 2
elif len(s) == 3:
if s[0] == s[1] or s[1] == s[2]:
return 6
elif s[0] == s[2]:
return 7
else:
return 3
# dp[has suc... | output | 1 | 40,267 | 0 | 80,535 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 998244353:
* Choose an integer i such that 1\leq i\leq |S|-1... | instruction | 0 | 40,268 | 0 | 80,536 |
"Correct Solution:
```
def main():
md = 998244353
s = input()
n = len(s)
al = True # allすべて同じ文字
an = 1 # any連続が存在すると0
for c0, c1 in zip(s, s[1:]):
if c0 == c1:
an = 0
else:
al = False
if an == 0 and not al: break
if al:
print(1)
... | output | 1 | 40,268 | 0 | 80,537 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 998244353:
* Choose an integer i such that 1\leq i\leq |S|-1... | instruction | 0 | 40,269 | 0 | 80,538 |
"Correct Solution:
```
def solve(s):
if len(s) == 2:
return 1 if s[0] == s[1] else 2
elif len(s) == 3:
if s[0] == s[1] == s[2]:
return 1
elif s[0] == s[1] or s[1] == s[2]:
return 6
elif s[0] == s[2]:
return 7
else:
return 3
... | output | 1 | 40,269 | 0 | 80,539 |
Provide a correct Python 3 solution for this coding contest problem.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 998244353:
* Choose an integer i such that 1\leq i\leq |S|-1... | instruction | 0 | 40,270 | 0 | 80,540 |
"Correct Solution:
```
from collections import defaultdict
import sys
S=input()
N=len(S)
if N==3:
if S[0]==S[1]:
if S[1]==S[2]:
print(1)
else:
print(6)
else:
if S[0]==S[2]:
print(7)
elif S[1]==S[2]:
print(6)
else:
... | output | 1 | 40,270 | 0 | 80,541 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 99824... | instruction | 0 | 40,271 | 0 | 80,542 |
Yes | output | 1 | 40,271 | 0 | 80,543 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 99824... | instruction | 0 | 40,272 | 0 | 80,544 |
Yes | output | 1 | 40,272 | 0 | 80,545 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 99824... | instruction | 0 | 40,273 | 0 | 80,546 |
Yes | output | 1 | 40,273 | 0 | 80,547 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 99824... | instruction | 0 | 40,274 | 0 | 80,548 |
No | output | 1 | 40,274 | 0 | 80,549 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 99824... | instruction | 0 | 40,275 | 0 | 80,550 |
No | output | 1 | 40,275 | 0 | 80,551 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 99824... | instruction | 0 | 40,276 | 0 | 80,552 |
No | output | 1 | 40,276 | 0 | 80,553 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given a string S consisting of `a`,`b` and `c`. Find the number of strings that can be possibly obtained by repeatedly performing the following operation zero or more times, modulo 99824... | instruction | 0 | 40,277 | 0 | 80,554 |
No | output | 1 | 40,277 | 0 | 80,555 |
Provide tags and a correct Python 3 solution for this coding contest problem.
There are two strings s and t, consisting only of letters a and b. You can make the following operation several times: choose a prefix of s, a prefix of t and swap them. Prefixes can be empty, also a prefix can coincide with a whole string. ... | instruction | 0 | 40,424 | 0 | 80,848 |
Tags: constructive algorithms, strings
Correct Solution:
```
from sys import exit
def blokovi(x):
ret = [0]
for i in range(len(x) - 1):
if x[i] != x[i + 1]:
ret.append(i + 1)
return ret + [len(x)]
s = input()
t = input()
ss = blokovi(s)
tt = blokovi(t)
if s[-1] == 'a':
s += 'b'
e... | output | 1 | 40,424 | 0 | 80,849 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are two strings s and t, consisting only of letters a and b. You can make the following operation several times: choose a prefix of s, a prefix of t and swap them. Prefixes can be empty, a... | instruction | 0 | 40,425 | 0 | 80,850 |
No | output | 1 | 40,425 | 0 | 80,851 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are two strings s and t, consisting only of letters a and b. You can make the following operation several times: choose a prefix of s, a prefix of t and swap them. Prefixes can be empty, a... | instruction | 0 | 40,426 | 0 | 80,852 |
No | output | 1 | 40,426 | 0 | 80,853 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are two strings s and t, consisting only of letters a and b. You can make the following operation several times: choose a prefix of s, a prefix of t and swap them. Prefixes can be empty, a... | instruction | 0 | 40,427 | 0 | 80,854 |
No | output | 1 | 40,427 | 0 | 80,855 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are two strings s and t, consisting only of letters a and b. You can make the following operation several times: choose a prefix of s, a prefix of t and swap them. Prefixes can be empty, a... | instruction | 0 | 40,428 | 0 | 80,856 |
No | output | 1 | 40,428 | 0 | 80,857 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let's call two strings s and t anagrams of each other if it is possible to rearrange symbols in the string s to get a string, equal to t.
Let's consider two strings s and t which are anagrams of each other. We say that t is a reducible anag... | instruction | 0 | 40,527 | 0 | 81,054 |
Tags: binary search, constructive algorithms, data structures, strings, two pointers
Correct Solution:
```
#! /usr/bin/env python
# -*- coding: utf-8 -*-
# vim:fenc=tf-8
#
"""
"""
from operator import itemgetter
from collections import Counter
from sys import stdin
input = stdin.readline
def solve(s):
alphs = ... | output | 1 | 40,527 | 0 | 81,055 |
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