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.
This is an interactive problem. Remember to flush your output while communicating with the testing program. You may use fflush(stdout) in C++, system.out.flush() in Java, stdout.flush() in Python or flush(output) in Pascal to flush the outpu... | instruction | 0 | 15,999 | 0 | 31,998 |
Tags: bitmasks, chinese remainder theorem, constructive algorithms, interactive, math
Correct Solution:
```
from itertools import chain, cycle, islice, repeat
from operator import itemgetter
d = 26
a = ord('a')
t = input()
n = len(t)
p = [0]*n
for b in (d ** 2, d, 1):
if n >= b:
q = (repeat(chr(a + i), b)... | output | 1 | 15,999 | 0 | 31,999 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A string is called diverse if it contains consecutive (adjacent) letters of the Latin alphabet and each letter occurs exactly once. For example, the following strings are diverse: "fced", "xyz",... | instruction | 0 | 16,012 | 0 | 32,024 |
Yes | output | 1 | 16,012 | 0 | 32,025 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A string is called diverse if it contains consecutive (adjacent) letters of the Latin alphabet and each letter occurs exactly once. For example, the following strings are diverse: "fced", "xyz",... | instruction | 0 | 16,013 | 0 | 32,026 |
Yes | output | 1 | 16,013 | 0 | 32,027 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A string is called diverse if it contains consecutive (adjacent) letters of the Latin alphabet and each letter occurs exactly once. For example, the following strings are diverse: "fced", "xyz",... | instruction | 0 | 16,014 | 0 | 32,028 |
Yes | output | 1 | 16,014 | 0 | 32,029 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A string is called diverse if it contains consecutive (adjacent) letters of the Latin alphabet and each letter occurs exactly once. For example, the following strings are diverse: "fced", "xyz",... | instruction | 0 | 16,015 | 0 | 32,030 |
Yes | output | 1 | 16,015 | 0 | 32,031 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A string is called diverse if it contains consecutive (adjacent) letters of the Latin alphabet and each letter occurs exactly once. For example, the following strings are diverse: "fced", "xyz",... | instruction | 0 | 16,016 | 0 | 32,032 |
No | output | 1 | 16,016 | 0 | 32,033 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A string is called diverse if it contains consecutive (adjacent) letters of the Latin alphabet and each letter occurs exactly once. For example, the following strings are diverse: "fced", "xyz",... | instruction | 0 | 16,017 | 0 | 32,034 |
No | output | 1 | 16,017 | 0 | 32,035 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A string is called diverse if it contains consecutive (adjacent) letters of the Latin alphabet and each letter occurs exactly once. For example, the following strings are diverse: "fced", "xyz",... | instruction | 0 | 16,018 | 0 | 32,036 |
No | output | 1 | 16,018 | 0 | 32,037 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A string is called diverse if it contains consecutive (adjacent) letters of the Latin alphabet and each letter occurs exactly once. For example, the following strings are diverse: "fced", "xyz",... | instruction | 0 | 16,019 | 0 | 32,038 |
No | output | 1 | 16,019 | 0 | 32,039 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas' place. While he was sleeping, Malekas did a li... | instruction | 0 | 16,378 | 0 | 32,756 |
Tags: greedy, hashing, string suffix structures, strings
Correct Solution:
```
n, m = map(int, input().split())
s = input()
sl = len(s)
if m:
y = map(int, input().split())
else:
y = []
def prefix_func(s):
pi = [0] * len(s)
for i in range(1, len(s)):
j = pi[i - 1]
while j > 0 and s[i] !=... | output | 1 | 16,378 | 0 | 32,757 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas' place. While he was sleeping, Malekas did a li... | instruction | 0 | 16,379 | 0 | 32,758 |
Tags: greedy, hashing, string suffix structures, strings
Correct Solution:
```
# -*- coding: utf-8 -*-
def solve():
n, m = map(int, input().split())
p = input()
if m == 0:
return powmod(n)
delta = len(p) - 1
ys = map(int, input().split())
tail = 0
free_chars = 0
for y in ys:
... | output | 1 | 16,379 | 0 | 32,759 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas' place. While he was sleeping, Malekas did a li... | instruction | 0 | 16,380 | 0 | 32,760 |
Tags: greedy, hashing, string suffix structures, strings
Correct Solution:
```
import sys
def prefix(s):
m = len(s)
v = [0]*len(s)
for i in range(1,len(s)):
k = v[i-1]
while k > 0 and s[k] != s[i]:
k = v[k-1]
if s[k] == s[i]:
k = k + 1
v[i] = k
w ... | output | 1 | 16,380 | 0 | 32,761 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas' place. While he was sleeping, Malekas did a li... | instruction | 0 | 16,381 | 0 | 32,762 |
Tags: greedy, hashing, string suffix structures, strings
Correct Solution:
```
def preZ(s): #preprocessing by Z algo
n = len(s)
z = [0]*n
z[0] = n
r = 0
if n==1: return z
while r+1<n and s[r]==s[r+1]: r+=1
z[1] = r #note z=length! not 0-indexed
l = 1 if r>0 else 0
for... | output | 1 | 16,381 | 0 | 32,763 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas' place. While he was sleeping, Malekas did a li... | instruction | 0 | 16,382 | 0 | 32,764 |
Tags: greedy, hashing, string suffix structures, strings
Correct Solution:
```
# -*- coding: utf-8 -*-
def solve():
n, m = map(int, input().split())
p = input()
if m == 0:
return powmod(n)
delta = len(p) - 1
ys = map(int, input().split())
tail = 0
free_chars = 0
for... | output | 1 | 16,382 | 0 | 32,765 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas' place. While he was sleeping, Malekas did a li... | instruction | 0 | 16,383 | 0 | 32,766 |
Tags: greedy, hashing, string suffix structures, strings
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 | 16,383 | 0 | 32,767 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas' place. While he was sleeping, Malekas did a li... | instruction | 0 | 16,384 | 0 | 32,768 |
Tags: greedy, hashing, string suffix structures, strings
Correct Solution:
```
# -*- coding: utf-8 -*-
def solve():
mod = 10**9 + 7
n, m = map(int, input().split())
p = input()
if m == 0:
return powmod(n)
delta = len(p) - 1
ys = map(int, input().split())
answer = 1
tail = 0
... | output | 1 | 16,384 | 0 | 32,769 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas'... | instruction | 0 | 16,385 | 0 | 32,770 |
No | output | 1 | 16,385 | 0 | 32,771 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas'... | instruction | 0 | 16,386 | 0 | 32,772 |
No | output | 1 | 16,386 | 0 | 32,773 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas'... | instruction | 0 | 16,387 | 0 | 32,774 |
No | output | 1 | 16,387 | 0 | 32,775 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Tavas is a strange creature. Usually "zzz" comes out of people's mouth while sleeping, but string s of length n comes out from Tavas' mouth instead.
<image>
Today Tavas fell asleep in Malekas'... | instruction | 0 | 16,388 | 0 | 32,776 |
No | output | 1 | 16,388 | 0 | 32,777 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string s consisting of lowercase English letters. Snuke can perform the following operation repeatedly:
* Insert a letter `x` to any position in s of his choice, including the beginning and end of s.
Snuke's objective is to turn s into ... | instruction | 0 | 16,664 | 0 | 33,328 |
"Correct Solution:
```
s = input()
t= "".join(c for c in s if c!="x")
if t!=t[::-1]:
print(-1)
else:
ans=0
i=0
j=0
l=len(s)
while i+j<l-1:
if s[i] != s[l-1-j]:
ans+=1
if s[i] == "x" : i+=1
else : j+=1
else:
i+=1
j+=1
... | output | 1 | 16,664 | 0 | 33,329 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string s consisting of lowercase English letters. Snuke can perform the following operation repeatedly:
* Insert a letter `x` to any position in s of his choice, including the beginning and end of s.
Snuke's objective is to turn s into ... | instruction | 0 | 16,669 | 0 | 33,338 |
"Correct Solution:
```
s=input()
S="a"+s[::]+"a"
s=s.replace("x","")
if s[:len(s)//2]!=s[:-(len(s)//2)-1:-1]:
print(-1)
quit()
r=0
l=len(S)-1
ans=0
while r<l:
R,L=0,0
while S[r+R]=="x":
R+=1
while S[l-L]=="x":
L+=1
ans+=abs(R-L)
r+=R+1
l-=L+1
print(ans)
``` | output | 1 | 16,669 | 0 | 33,339 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Ivan wants to play a game with you. He picked some string s of length n consisting only of lowercase Latin letters.
You don't know this string. Ivan has informed you about all its improper prefixes and suffixes (i.e. prefixes and suffixes ... | instruction | 0 | 16,863 | 0 | 33,726 |
Tags: strings
Correct Solution:
```
def solve(e):
g=[0 for i in range(2*n-2)]
check=[0 for i in range(2*n-2)]
for i in range(n):
f=e[0:i+1]
for j in range(2*n-2):
if(a[j]==f and check[j]==0):
g[j]=1
check[j]=1
break
for i in ran... | output | 1 | 16,863 | 0 | 33,727 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Ivan wants to play a game with you. He picked some string s of length n consisting only of lowercase Latin letters.
You don't know this string. Ivan has informed you about all its improper prefixes and suffixes (i.e. prefixes and suffixes ... | instruction | 0 | 16,864 | 0 | 33,728 |
Tags: strings
Correct Solution:
```
n = int(input())
a = []
for i in range(2*n-2):
a.append(input())
S = ''
P = ''
Lnm1 = []
Lnm2 = []
ans = []
for i in a:
if len(i) == n-1:
Lnm1.append(i)
elif len(i) == n-2:
Lnm2.append(i)
flag = 0
if n == 2:
print("PS")
elif n == 1:
print("P")
els... | output | 1 | 16,864 | 0 | 33,729 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Ivan wants to play a game with you. He picked some string s of length n consisting only of lowercase Latin letters.
You don't know this string. Ivan has informed you about all its improper prefixes and suffixes (i.e. prefixes and suffixes ... | instruction | 0 | 16,865 | 0 | 33,730 |
Tags: strings
Correct Solution:
```
n=int(input())
k=2*n-2
a=[]
b=[]
c=[]
for i in range(k):
s=input()
a.append(s)
c.append(s)
a.sort()
for i in range(k):
if(len(a[i])==n-1):
b.append(a[i])
s1=b[0][1:n-1]
s2=b[1][0:n-2]
if(s1==s2):
x=b[0][0]
p=b[0]
su=b[1]
else:
x=b[1][0]
... | output | 1 | 16,865 | 0 | 33,731 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Ivan wants to play a game with you. He picked some string s of length n consisting only of lowercase Latin letters.
You don't know this string. Ivan has informed you about all its improper prefixes and suffixes (i.e. prefixes and suffixes ... | instruction | 0 | 16,866 | 0 | 33,732 |
Tags: strings
Correct Solution:
```
for _ in range(1):
n = int(input())
limit = (2*n)-2
ind = {}
e = {}
d = {}
for i in range(1,limit+1):
s = input()
if len(s) in d:
d[len(s)].append(s)
else:
d[len(s)] = [s]
if s in ind:
ind[s... | output | 1 | 16,866 | 0 | 33,733 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Ivan wants to play a game with you. He picked some string s of length n consisting only of lowercase Latin letters.
You don't know this string. Ivan has informed you about all its improper prefixes and suffixes (i.e. prefixes and suffixes ... | instruction | 0 | 16,867 | 0 | 33,734 |
Tags: strings
Correct Solution:
```
n = int(input())
a = [input() for i in range(2*n - 2)]
sorted_a = sorted(a, key=len, reverse=True)
guess = sorted_a[0] + sorted_a[1][-1]
guess2 = sorted_a[1] + sorted_a[0][-1]
check = [0]* len(a)
for i in range(0,len(a),2):
if(not((guess.startswith(sorted_a[i]) and guess.endswith(s... | output | 1 | 16,867 | 0 | 33,735 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Ivan wants to play a game with you. He picked some string s of length n consisting only of lowercase Latin letters.
You don't know this string. Ivan has informed you about all its improper prefixes and suffixes (i.e. prefixes and suffixes ... | instruction | 0 | 16,868 | 0 | 33,736 |
Tags: strings
Correct Solution:
```
from collections import namedtuple
SPos = namedtuple("SPos", "string, pos")
n = int(input())
levels = [[] for _ in range(n)]
for i in range(2 * n - 2):
s = input()
levels[len(s)].append(SPos(string=s, pos=i))
checkpoint = 1
for i in range(2, n):
# Try to see if anythi... | output | 1 | 16,868 | 0 | 33,737 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Ivan wants to play a game with you. He picked some string s of length n consisting only of lowercase Latin letters.
You don't know this string. Ivan has informed you about all its improper prefixes and suffixes (i.e. prefixes and suffixes ... | instruction | 0 | 16,869 | 0 | 33,738 |
Tags: strings
Correct Solution:
```
n = int(input())
a = []
fe = -1
se = -1
for i in range(2*n - 2):
s = input()
if len(s) == n - 1:
if fe == -1:
fe = i
else:
se = i
a.append(s)
fl = True
s = a[fe] + a[se][-1]
b = [''] * len(a)
pr = [False] * n
su = [False] * n
for i ... | output | 1 | 16,869 | 0 | 33,739 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Let's call a substring t of string s unique, if t... | instruction | 0 | 16,896 | 0 | 33,792 |
Tags: constructive algorithms, math, strings
Correct Solution:
```
n, k = [int(x) for x in input().split()]
if k == 1:
print("1" + "0"*(n-1))
elif 3*k <= n:
# print("2")
print(("0" * ((n-k)//2)) + "1" + ("0"*(k-2)) + "1" + "0" * ((n-k)//2))
else:
tmp = "0" * ((n-k)//2) + "1"
s = tmp
s = tmp * (n... | output | 1 | 16,896 | 0 | 33,793 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Let's call a substring t of string s unique, if t... | instruction | 0 | 16,897 | 0 | 33,794 |
Tags: constructive algorithms, math, strings
Correct Solution:
```
N, K = map(int, input().split())
if N == K:
print("0"*N)
elif K == 1:
print("0"*(N-1) + "1")
elif K == 3:
print("1" + "0"*(N-4) + "101")
else:
res = ["0"]*N
for i in range(0, N, N//2-K//2+1):
res[i] = "1"
print(''.join(re... | output | 1 | 16,897 | 0 | 33,795 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Let's call a substring t of string s unique, if t... | instruction | 0 | 16,898 | 0 | 33,796 |
Tags: constructive algorithms, math, strings
Correct Solution:
```
n, k = map( int, input().split() )
d = n - k
d = d // 2
l = []
while n > 0:
i = min(n,d)
while i>0:
l.append('1')
i -= 1
n -= 1
if n > 0:
l.append('0')
n -= 1
print( "".join( l ) )
``` | output | 1 | 16,898 | 0 | 33,797 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Let's call a substring t of string s unique, if t... | instruction | 0 | 16,899 | 0 | 33,798 |
Tags: constructive algorithms, math, strings
Correct Solution:
```
n,k=map(int,input().split())
a=(n-k)//2
for i in range(n):
if((i+1)%(a+1)==0):
print("1",end='')
else:
print("0",end='')
``` | output | 1 | 16,899 | 0 | 33,799 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Let's call a substring t of string s unique, if t... | instruction | 0 | 16,900 | 0 | 33,800 |
Tags: constructive algorithms, math, strings
Correct Solution:
```
#saved
n, k = map(int, input().split())
if n == k:
print('1' * n)
elif k == 1:
print('0' + '1' * (n - 1))
else:
x = (n - k) // 2
a = '0' * x + '1'
print(a * (n // (x + 1)) + '0' * (n % (x + 1)))
``` | output | 1 | 16,900 | 0 | 33,801 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Let's call a substring t of string s unique, if t... | instruction | 0 | 16,901 | 0 | 33,802 |
Tags: constructive algorithms, math, strings
Correct Solution:
```
#------------------------template--------------------------#
import os
import sys
from math import *
from collections import *
# from fractions import *
# from functools import *
from heapq import *
from bisect import *
from io import BytesIO, IOBase
de... | output | 1 | 16,901 | 0 | 33,803 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Let's call a substring t of string s unique, if t... | instruction | 0 | 16,902 | 0 | 33,804 |
Tags: constructive algorithms, math, strings
Correct Solution:
```
n, k = list(map(int,input().split()))
chuj_twojej_starej = (n - k) // 2 + 1
i = 1
while True:
if i % chuj_twojej_starej == 0:
print(0, end = "")
else:
print(1, end = "")
if i == n:
break
i += 1
``` | output | 1 | 16,902 | 0 | 33,805 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Let's call a substring t of string s unique, if t... | instruction | 0 | 16,903 | 0 | 33,806 |
Tags: constructive algorithms, math, strings
Correct Solution:
```
from collections import *
from math import *
n,k = map(int,input().split())
x = (n-k)//2+1
for i in range(1,n+1):
if(i%x) == 0:
print(1,end="")
else:
print(0,end="")
print()
``` | output | 1 | 16,903 | 0 | 33,807 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Le... | instruction | 0 | 16,904 | 0 | 33,808 |
Yes | output | 1 | 16,904 | 0 | 33,809 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Le... | instruction | 0 | 16,905 | 0 | 33,810 |
Yes | output | 1 | 16,905 | 0 | 33,811 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Le... | instruction | 0 | 16,906 | 0 | 33,812 |
Yes | output | 1 | 16,906 | 0 | 33,813 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Le... | instruction | 0 | 16,907 | 0 | 33,814 |
Yes | output | 1 | 16,907 | 0 | 33,815 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Le... | instruction | 0 | 16,908 | 0 | 33,816 |
No | output | 1 | 16,908 | 0 | 33,817 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Le... | instruction | 0 | 16,909 | 0 | 33,818 |
No | output | 1 | 16,909 | 0 | 33,819 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Le... | instruction | 0 | 16,910 | 0 | 33,820 |
No | output | 1 | 16,910 | 0 | 33,821 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let s be some string consisting of symbols "0" or "1". Let's call a string t a substring of string s, if there exists such number 1 ≤ l ≤ |s| - |t| + 1 that t = s_l s_{l+1} … s_{l + |t| - 1}. Le... | instruction | 0 | 16,911 | 0 | 33,822 |
No | output | 1 | 16,911 | 0 | 33,823 |
Provide tags and a correct Python 3 solution for this coding contest problem.
While Mahmoud and Ehab were practicing for IOI, they found a problem which name was Longest common subsequence. They solved it, and then Ehab challenged Mahmoud with another problem.
Given two strings a and b, find the length of their longe... | instruction | 0 | 17,314 | 0 | 34,628 |
Tags: constructive algorithms, strings
Correct Solution:
```
strng1, strng2 = input(), input()
if strng1 == strng2: print(-1)
elif len(strng1) > len(strng2): print(len(strng1))
else: print(len(strng2))
``` | output | 1 | 17,314 | 0 | 34,629 |
Provide tags and a correct Python 3 solution for this coding contest problem.
While Mahmoud and Ehab were practicing for IOI, they found a problem which name was Longest common subsequence. They solved it, and then Ehab challenged Mahmoud with another problem.
Given two strings a and b, find the length of their longe... | instruction | 0 | 17,315 | 0 | 34,630 |
Tags: constructive algorithms, strings
Correct Solution:
```
first = input()
second = input()
m = ''
counter = 0
def compute(a, b):
m = a[:]
counter = len(m)
if a == b:
return -1
for i in range(0, len(m)):
if m not in b:
return counter
else:
counter-=1
... | output | 1 | 17,315 | 0 | 34,631 |
Provide tags and a correct Python 3 solution for this coding contest problem.
While Mahmoud and Ehab were practicing for IOI, they found a problem which name was Longest common subsequence. They solved it, and then Ehab challenged Mahmoud with another problem.
Given two strings a and b, find the length of their longe... | instruction | 0 | 17,316 | 0 | 34,632 |
Tags: constructive algorithms, strings
Correct Solution:
```
a=str(input())
b=str(input())
c=list(b)
d=list(a)
if a==b:
print(-1)
elif len(c)==0 or len(d)==0:
print(-1)
else:
print(max(len(c),len(d)))
``` | output | 1 | 17,316 | 0 | 34,633 |
Provide tags and a correct Python 3 solution for this coding contest problem.
While Mahmoud and Ehab were practicing for IOI, they found a problem which name was Longest common subsequence. They solved it, and then Ehab challenged Mahmoud with another problem.
Given two strings a and b, find the length of their longe... | instruction | 0 | 17,317 | 0 | 34,634 |
Tags: constructive algorithms, strings
Correct Solution:
```
a = input()
b = input()
if a == b:
otv = -1
elif len(a) > len(b):
otv = len(a)
else:
otv = len(b)
print(otv)
``` | output | 1 | 17,317 | 0 | 34,635 |
Provide tags and a correct Python 3 solution for this coding contest problem.
While Mahmoud and Ehab were practicing for IOI, they found a problem which name was Longest common subsequence. They solved it, and then Ehab challenged Mahmoud with another problem.
Given two strings a and b, find the length of their longe... | instruction | 0 | 17,318 | 0 | 34,636 |
Tags: constructive algorithms, strings
Correct Solution:
```
s = input()
w = input()
print('-1' if s == w else max(len(s), len(w)))
``` | output | 1 | 17,318 | 0 | 34,637 |
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