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 two strings s and t both of length n and both consisting of lowercase Latin letters.
In one move, you can choose any length len from 1 to n and perform the following operation:
... | instruction | 0 | 31,086 | 0 | 62,172 |
Yes | output | 1 | 31,086 | 0 | 62,173 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two strings s and t both of length n and both consisting of lowercase Latin letters.
In one move, you can choose any length len from 1 to n and perform the following operation:
... | instruction | 0 | 31,087 | 0 | 62,174 |
Yes | output | 1 | 31,087 | 0 | 62,175 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two strings s and t both of length n and both consisting of lowercase Latin letters.
In one move, you can choose any length len from 1 to n and perform the following operation:
... | instruction | 0 | 31,088 | 0 | 62,176 |
No | output | 1 | 31,088 | 0 | 62,177 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two strings s and t both of length n and both consisting of lowercase Latin letters.
In one move, you can choose any length len from 1 to n and perform the following operation:
... | instruction | 0 | 31,089 | 0 | 62,178 |
No | output | 1 | 31,089 | 0 | 62,179 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two strings s and t both of length n and both consisting of lowercase Latin letters.
In one move, you can choose any length len from 1 to n and perform the following operation:
... | instruction | 0 | 31,090 | 0 | 62,180 |
No | output | 1 | 31,090 | 0 | 62,181 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given two strings s and t both of length n and both consisting of lowercase Latin letters.
In one move, you can choose any length len from 1 to n and perform the following operation:
... | instruction | 0 | 31,091 | 0 | 62,182 |
No | output | 1 | 31,091 | 0 | 62,183 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. The cursor's location ℓ is denoted by an intege... | instruction | 0 | 31,092 | 0 | 62,184 |
Tags: implementation, math
Correct Solution:
```
import math
#import math
#------------------------------warmup----------------------------
import os
import sys
from io import BytesIO, IOBase
BUFSIZE = 8192
class FastIO(IOBase):
newlines = 0
def __init__(self, file):
self._fd = file.fileno()
... | output | 1 | 31,092 | 0 | 62,185 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. The cursor's location ℓ is denoted by an intege... | instruction | 0 | 31,093 | 0 | 62,186 |
Tags: implementation, math
Correct Solution:
```
import math, collections, sys
# input = sys.stdin.readline
mod = 10**9+7
for _ in range(int(input())):
x = int(input())
s = [i for i in input()]
l = len(s)
for i in range(1, x+1):
rep = int(s[i-1])-1
if len(s) < x:
start = i
... | output | 1 | 31,093 | 0 | 62,187 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. The cursor's location ℓ is denoted by an intege... | instruction | 0 | 31,094 | 0 | 62,188 |
Tags: implementation, math
Correct Solution:
```
import sys
input = sys.stdin.readline
MOD = 10**9 + 7
t = int(input())
for _ in range(t):
x = int(input())
s = list(input())
n = len(s) - 1
for i in range(n):
s[i] = int(s[i])
memo = {}
for i in range(n):
memo[i] = s[i]
an... | output | 1 | 31,094 | 0 | 62,189 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. The cursor's location ℓ is denoted by an intege... | instruction | 0 | 31,095 | 0 | 62,190 |
Tags: implementation, math
Correct Solution:
```
"""
This template is made by Satwik_Tiwari.
python programmers can use this template :)) .
"""
#===============================================================================================
#importing some useful libraries.
import sys
import bisect
import hea... | output | 1 | 31,095 | 0 | 62,191 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. The cursor's location ℓ is denoted by an intege... | instruction | 0 | 31,096 | 0 | 62,192 |
Tags: implementation, math
Correct Solution:
```
# Author : raj1307 - Raj Singh
# Date : 31.12.19
from __future__ import division, print_function
import os,sys
from io import BytesIO, IOBase
if sys.version_info[0] < 3:
from __builtin__ import xrange as range
from future_builtins import ascii, filter, hex,... | output | 1 | 31,096 | 0 | 62,193 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. The cursor's location ℓ is denoted by an intege... | instruction | 0 | 31,097 | 0 | 62,194 |
Tags: implementation, math
Correct Solution:
```
if __name__ == "__main__":
t = int(input())
mod = 10**9 + 7
for i in range(t):
x = int(input())
s = input()
j = 0
while len(s) < x:
s += s[j + 1:] * (int(s[j])-1)
j+=1
length = len(s)
... | output | 1 | 31,097 | 0 | 62,195 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. The cursor's location ℓ is denoted by an intege... | instruction | 0 | 31,098 | 0 | 62,196 |
Tags: implementation, math
Correct Solution:
```
q = int(1e9 + 7)
t = int(input())
for i in range(t):
x = int(input())
s = input()
#z = time.time()
s = [int(p) for p in s]
c = len(s)
nul = len(s)
if x > c:
s = s + [0] * (x - c)
for j,sj in enumerate(s):
if j == x:
... | output | 1 | 31,098 | 0 | 62,197 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. The cursor's location ℓ is denoted by an intege... | instruction | 0 | 31,099 | 0 | 62,198 |
Tags: implementation, math
Correct Solution:
```
MOD = (10**9)+7
for _ in range(int(input())):
x = int(input())
s = input()
a = []
for i in s:
a.append(i)
ans = len(s)
for l in range(1, x+1):
ch = ord(a[l-1])-ord('0')
ans += (ans-l)*(ch-1)
... | output | 1 | 31,099 | 0 | 62,199 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. ... | instruction | 0 | 31,100 | 0 | 62,200 |
Yes | output | 1 | 31,100 | 0 | 62,201 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. ... | instruction | 0 | 31,101 | 0 | 62,202 |
Yes | output | 1 | 31,101 | 0 | 62,203 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. ... | instruction | 0 | 31,102 | 0 | 62,204 |
Yes | output | 1 | 31,102 | 0 | 62,205 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. ... | instruction | 0 | 31,103 | 0 | 62,206 |
Yes | output | 1 | 31,103 | 0 | 62,207 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. ... | instruction | 0 | 31,104 | 0 | 62,208 |
No | output | 1 | 31,104 | 0 | 62,209 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. ... | instruction | 0 | 31,105 | 0 | 62,210 |
No | output | 1 | 31,105 | 0 | 62,211 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. ... | instruction | 0 | 31,106 | 0 | 62,212 |
No | output | 1 | 31,106 | 0 | 62,213 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We start with a string s consisting only of the digits 1, 2, or 3. The length of s is denoted by |s|. For each i from 1 to |s|, the i-th character of s is denoted by s_i.
There is one cursor. ... | instruction | 0 | 31,107 | 0 | 62,214 |
No | output | 1 | 31,107 | 0 | 62,215 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two strings of equal length s and t consisting of lowercase Latin letters. You may perform any number (possibly, zero) operations on these strings.
During each operation you choose two adjacent characters in any string and ass... | instruction | 0 | 31,846 | 0 | 63,692 |
Tags: strings
Correct Solution:
```
def main():
q = int(input())
for i in range(q):
a = set(input())
b = set(input())
if len(a.intersection(b)) != 0:
print("YES")
else:
print("NO")
main()
``` | output | 1 | 31,846 | 0 | 63,693 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two strings of equal length s and t consisting of lowercase Latin letters. You may perform any number (possibly, zero) operations on these strings.
During each operation you choose two adjacent characters in any string and ass... | instruction | 0 | 31,847 | 0 | 63,694 |
Tags: strings
Correct Solution:
```
n = int(input())
for i in range(n):
a = input()
b = input()
if len(a) != len(b):
print('NO')
continue
d = dict()
for i in a:
d[i] = 1
c = 0
for i in b:
if i in d:
c = 1
break
if c == 0:
pr... | output | 1 | 31,847 | 0 | 63,695 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two strings of equal length s and t consisting of lowercase Latin letters. You may perform any number (possibly, zero) operations on these strings.
During each operation you choose two adjacent characters in any string and ass... | instruction | 0 | 31,848 | 0 | 63,696 |
Tags: strings
Correct Solution:
```
a=int(input())
for i in range(a):
s1=str(input())
s2=str(input())
r="NO"
for k in s1:
if s2.count(k):
r="YES"
print(r)
``` | output | 1 | 31,848 | 0 | 63,697 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two strings of equal length s and t consisting of lowercase Latin letters. You may perform any number (possibly, zero) operations on these strings.
During each operation you choose two adjacent characters in any string and ass... | instruction | 0 | 31,849 | 0 | 63,698 |
Tags: strings
Correct Solution:
```
q = int(input())
for i in range(q):
s = input()
t = input()
if len(s) == len(t):
m = set(s) & set(t)
if len(m) != 0:
print('YES')
else:
print('NO')
else:
print('NO')
``` | output | 1 | 31,849 | 0 | 63,699 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two strings of equal length s and t consisting of lowercase Latin letters. You may perform any number (possibly, zero) operations on these strings.
During each operation you choose two adjacent characters in any string and ass... | instruction | 0 | 31,850 | 0 | 63,700 |
Tags: strings
Correct Solution:
```
n = int(input())
for i in range(n):
s1 = input()
s2 = input()
for j in s1:
if j in s2:
print("YES")
break
else:
print("NO")
``` | output | 1 | 31,850 | 0 | 63,701 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two strings of equal length s and t consisting of lowercase Latin letters. You may perform any number (possibly, zero) operations on these strings.
During each operation you choose two adjacent characters in any string and ass... | instruction | 0 | 31,851 | 0 | 63,702 |
Tags: strings
Correct Solution:
```
n = int(input())
for i in range(n):
a1 = input()
a2 = input()
a11 = list(a1)
a12 = list(a2)
t = 1
for c in a12:
if c in a11:
print('YES')
t = 0
break
if t == 1:
print('NO')
``` | output | 1 | 31,851 | 0 | 63,703 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two strings of equal length s and t consisting of lowercase Latin letters. You may perform any number (possibly, zero) operations on these strings.
During each operation you choose two adjacent characters in any string and ass... | instruction | 0 | 31,852 | 0 | 63,704 |
Tags: strings
Correct Solution:
```
n = int(input())
for j in range(n):
a = set(input())
b = set(input())
val = a & b
if len(val) > 0:
print ("YES")
else:
print ("NO")
``` | output | 1 | 31,852 | 0 | 63,705 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given two strings of equal length s and t consisting of lowercase Latin letters. You may perform any number (possibly, zero) operations on these strings.
During each operation you choose two adjacent characters in any string and ass... | instruction | 0 | 31,853 | 0 | 63,706 |
Tags: strings
Correct Solution:
```
a = int(input())
gg =[]
ggg = []
for i in range(a):
gg.append(input())
ggg.append(input())
for i in range(a):
for ii in gg[i]:
if ii in ggg[i]:
print("YES")
break
else:
print('NO')
``` | output | 1 | 31,853 | 0 | 63,707 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For example, if he has the string "coolmike", in one mo... | instruction | 0 | 32,142 | 0 | 64,284 |
Tags: brute force, dp, strings
Correct Solution:
```
n = int(input())
strings = []
for _ in range(n):
strings.append(input())
flag=False
ans = 999999999
for i in strings:
sum=0
for j in strings:
if i==j:
continue
else:
tmp=j+j
a=tmp.find(i)
#p... | output | 1 | 32,142 | 0 | 64,285 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For example, if he has the string "coolmike", in one mo... | instruction | 0 | 32,143 | 0 | 64,286 |
Tags: brute force, dp, strings
Correct Solution:
```
n=int(input())
a=[];b=[]
for i in range(n):
a.append(input())
for i in range(n):
su=0
for j in range(n):
for k in range(len(a[j])):
l=0;
if a[i]==a[j][k:]+a[j][:k]:
su+=k;l=1;break
if l==0:exit(print... | output | 1 | 32,143 | 0 | 64,287 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For example, if he has the string "coolmike", in one mo... | instruction | 0 | 32,144 | 0 | 64,288 |
Tags: brute force, dp, strings
Correct Solution:
```
def TodosContraUno(A):#este arreglo contendrá a todos los demás
Posicion = 0
k=1
c = 0
mini = 1000000000
Aux = 1
while Posicion<len(A):
b= HastaIguales(A[k],A[Posicion])
if b>-1:
c += HastaIguales(A[k],A[P... | output | 1 | 32,144 | 0 | 64,289 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For example, if he has the string "coolmike", in one mo... | instruction | 0 | 32,145 | 0 | 64,290 |
Tags: brute force, dp, strings
Correct Solution:
```
n = int(input())
s = []
st = True
for i in range(n):
s.append(input())
for i in range(1, n):
st = False
for j in range(len(s[i])):
if s[i][j:] + s[i][:j] == s[0]:
st = True
break
if not st:
break
if not st:
... | output | 1 | 32,145 | 0 | 64,291 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For example, if he has the string "coolmike", in one mo... | instruction | 0 | 32,146 | 0 | 64,292 |
Tags: brute force, dp, strings
Correct Solution:
```
n = int(input())
v = []
S = input()
v = [0]
V = [S]
for i in range(1,n):
s = input()
V.append(s)
i = 0
while s != S:
i += 1
s = s[1:] + s[0]
if(i > 51):
print(-1)
exit()
v.append(i)
supermin = 100000... | output | 1 | 32,146 | 0 | 64,293 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For example, if he has the string "coolmike", in one mo... | instruction | 0 | 32,147 | 0 | 64,294 |
Tags: brute force, dp, strings
Correct Solution:
```
n = int(input())
ss = [input()for i in range(n)]
def check(ss):
samp = ss[0]
p = len(samp)
for s in ss:
trys = s*2
ok = False
for i in range(len(trys)):
if trys[i:i+p] == samp:ok = True
if not ok:return False
... | output | 1 | 32,147 | 0 | 64,295 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For example, if he has the string "coolmike", in one mo... | instruction | 0 | 32,148 | 0 | 64,296 |
Tags: brute force, dp, strings
Correct Solution:
```
import sys
from math import *
def minp():
return sys.stdin.readline().strip()
def mint():
return int(minp())
def mints():
return map(int, minp().split())
n = mint()
s = minp()
a = [0]
for i in range(n-1):
ss = minp()
ss += ss
x = ss.find(s)
if x == -1:
p... | output | 1 | 32,148 | 0 | 64,297 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For example, if he has the string "coolmike", in one mo... | instruction | 0 | 32,149 | 0 | 64,298 |
Tags: brute force, dp, strings
Correct Solution:
```
# coding: utf-8
import sys
__author__ = 'buyvich'
problem_description = """
У Майка есть n строк s1, s2, ..., sn. Каждая строка состоит из маленьких букв латинского алфавита. За один ход он может выбрать строку si, удалить первый символ и вставить его в конец этой ... | output | 1 | 32,149 | 0 | 64,299 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For exam... | instruction | 0 | 32,151 | 0 | 64,302 |
Yes | output | 1 | 32,151 | 0 | 64,303 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For exam... | instruction | 0 | 32,152 | 0 | 64,304 |
Yes | output | 1 | 32,152 | 0 | 64,305 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For exam... | instruction | 0 | 32,155 | 0 | 64,310 |
No | output | 1 | 32,155 | 0 | 64,311 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Mike has n strings s1, s2, ..., sn each consisting of lowercase English letters. In one move he can choose a string si, erase the first character and append it to the end of the string. For exam... | instruction | 0 | 32,157 | 0 | 64,314 |
No | output | 1 | 32,157 | 0 | 64,315 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Once when Gerald studied in the first year at school, his teacher gave the class the following homework. She offered the students a string consisting of n small Latin letters; the task was to learn the way the letters that the string contain... | instruction | 0 | 32,492 | 0 | 64,984 |
Tags: greedy
Correct Solution:
```
import collections
s=input()
k=int(input())
d1=dict()
for i in s:
if i in d1:d1[i]+=1
else:d1[i]=1
d1=sorted(d1.items(), key=lambda x: x[1])
A=set()
ans=0
#print(d)
for i in d1:
if k-i[1]>=0:
A.add(i[0])
k-=i[1]
ans+=1
print(len(d1)-ans)
for i in s:
if i not in A:
pr... | output | 1 | 32,492 | 0 | 64,985 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Once when Gerald studied in the first year at school, his teacher gave the class the following homework. She offered the students a string consisting of n small Latin letters; the task was to learn the way the letters that the string contain... | instruction | 0 | 32,493 | 0 | 64,986 |
Tags: greedy
Correct Solution:
```
a=input()
L = list(a)
B=[]
k = int(input())
D={}
for i in L:
if i not in D: D[i]=L.count(i)
else: pass
for i,v in D.items():
B+=[[v,i]]
B.sort()
o=0
for j in B:
if j[0]<=k:
o+=1
k-=j[0]
a=a.replace(j[1],'')
else:
break
print... | output | 1 | 32,493 | 0 | 64,987 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Once when Gerald studied in the first year at school, his teacher gave the class the following homework. She offered the students a string consisting of n small Latin letters; the task was to learn the way the letters that the string contain... | instruction | 0 | 32,494 | 0 | 64,988 |
Tags: greedy
Correct Solution:
```
#------------------------template--------------------------#
import os
import sys
from math import *
from collections import *
from fractions import *
from bisect import *
from heapq import*
from io import BytesIO, IOBase
def vsInput():
sys.stdin = open('input.txt', 'r')
sys.s... | output | 1 | 32,494 | 0 | 64,989 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Once when Gerald studied in the first year at school, his teacher gave the class the following homework. She offered the students a string consisting of n small Latin letters; the task was to learn the way the letters that the string contain... | instruction | 0 | 32,495 | 0 | 64,990 |
Tags: greedy
Correct Solution:
```
import bisect
from itertools import accumulate
import os
import sys
import math
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... | output | 1 | 32,495 | 0 | 64,991 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Once when Gerald studied in the first year at school, his teacher gave the class the following homework. She offered the students a string consisting of n small Latin letters; the task was to learn the way the letters that the string contain... | instruction | 0 | 32,496 | 0 | 64,992 |
Tags: greedy
Correct Solution:
```
s = input()
k = int(input())
n = len(s)
c = {}
for x in set(s) : c[x] = s.count(x)
dp = sorted(set(s), key = lambda x : c[x])
while dp and c[dp[0]] <= k:
k -= c[dp[0]]
s = s.replace(dp[0],"")
dp = dp[1:]
print(len(set(s)))
print(s)
``` | output | 1 | 32,496 | 0 | 64,993 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Once when Gerald studied in the first year at school, his teacher gave the class the following homework. She offered the students a string consisting of n small Latin letters; the task was to learn the way the letters that the string contain... | instruction | 0 | 32,497 | 0 | 64,994 |
Tags: greedy
Correct Solution:
```
# Python code to sort the tuples using second element
# of sublist Function to sort using sorted()
def Sort(sub_li):
# reverse = None (Sorts in Ascending order)
# key is set to sort using second element of
# sublist lambda has been used
return(sorted(sub_li,... | output | 1 | 32,497 | 0 | 64,995 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Once when Gerald studied in the first year at school, his teacher gave the class the following homework. She offered the students a string consisting of n small Latin letters; the task was to learn the way the letters that the string contain... | instruction | 0 | 32,498 | 0 | 64,996 |
Tags: greedy
Correct Solution:
```
kata=input()
k=int(input())
kat="abcdefghijklmnopqrstuvwxyz"
arr=[0]*26
for i in range(len(kata)):
for j in range(26):
if kata[i]==kat[j]:
arr[j]+=1
break
tot=0
for i in range(len(arr)):
if(arr[i]>0):
tot+=1
if(k>=len(kata)):
print(... | output | 1 | 32,498 | 0 | 64,997 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Once when Gerald studied in the first year at school, his teacher gave the class the following homework. She offered the students a string consisting of n small Latin letters; the task was to learn the way the letters that the string contain... | instruction | 0 | 32,499 | 0 | 64,998 |
Tags: greedy
Correct Solution:
```
from collections import defaultdict
def main():
s = input()
k = int(input())
# nums = map(int, input().split())
cspace = defaultdict(int)
for c in s:
cspace[c] += 1
cnums = sorted(cspace.items(), key=lambda x: x[1])
dup_num = 0
for c, cnum in... | output | 1 | 32,499 | 0 | 64,999 |
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