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 a correct Python 3 solution for this coding contest problem.
Given is a string S of length N.
Find the maximum length of a non-empty string that occurs twice or more in S as contiguous substrings without overlapping.
More formally, find the maximum positive integer len such that there exist integers l_1 and ... | instruction | 0 | 96,769 | 0 | 193,538 |
"Correct Solution:
```
n,s=open(0);a=i=j=0
while j<int(n):
t=s[i:j]
if t in s[j:]:a=max(a,j-i);j+=1
else:i+=1
print(a)
``` | output | 1 | 96,769 | 0 | 193,539 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a string S of length N.
Find the maximum length of a non-empty string that occurs twice or more in S as contiguous substrings without overlapping.
More formally, find the maximum posi... | instruction | 0 | 96,770 | 0 | 193,540 |
Yes | output | 1 | 96,770 | 0 | 193,541 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a string S of length N.
Find the maximum length of a non-empty string that occurs twice or more in S as contiguous substrings without overlapping.
More formally, find the maximum posi... | instruction | 0 | 96,771 | 0 | 193,542 |
Yes | output | 1 | 96,771 | 0 | 193,543 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a string S of length N.
Find the maximum length of a non-empty string that occurs twice or more in S as contiguous substrings without overlapping.
More formally, find the maximum posi... | instruction | 0 | 96,772 | 0 | 193,544 |
Yes | output | 1 | 96,772 | 0 | 193,545 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a string S of length N.
Find the maximum length of a non-empty string that occurs twice or more in S as contiguous substrings without overlapping.
More formally, find the maximum posi... | instruction | 0 | 96,773 | 0 | 193,546 |
Yes | output | 1 | 96,773 | 0 | 193,547 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a string S of length N.
Find the maximum length of a non-empty string that occurs twice or more in S as contiguous substrings without overlapping.
More formally, find the maximum posi... | instruction | 0 | 96,774 | 0 | 193,548 |
No | output | 1 | 96,774 | 0 | 193,549 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a string S of length N.
Find the maximum length of a non-empty string that occurs twice or more in S as contiguous substrings without overlapping.
More formally, find the maximum posi... | instruction | 0 | 96,775 | 0 | 193,550 |
No | output | 1 | 96,775 | 0 | 193,551 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a string S of length N.
Find the maximum length of a non-empty string that occurs twice or more in S as contiguous substrings without overlapping.
More formally, find the maximum posi... | instruction | 0 | 96,776 | 0 | 193,552 |
No | output | 1 | 96,776 | 0 | 193,553 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Given is a string S of length N.
Find the maximum length of a non-empty string that occurs twice or more in S as contiguous substrings without overlapping.
More formally, find the maximum posi... | instruction | 0 | 96,777 | 0 | 193,554 |
No | output | 1 | 96,777 | 0 | 193,555 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Snuke has N strings. The i-th string is s_i.
Let us concatenate these strings into one string after arranging them in some order. Find the maximum possible number of occurrences of `AB` in the ... | instruction | 0 | 96,791 | 0 | 193,582 |
No | output | 1 | 96,791 | 0 | 193,583 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given strings s and t, both of length N. s and t consist of `0` and `1`. Additionally, in these strings, the same character never occurs three or more times in a row.
You can modify s b... | instruction | 0 | 96,794 | 0 | 193,588 |
No | output | 1 | 96,794 | 0 | 193,589 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given strings s and t, both of length N. s and t consist of `0` and `1`. Additionally, in these strings, the same character never occurs three or more times in a row.
You can modify s b... | instruction | 0 | 96,795 | 0 | 193,590 |
No | output | 1 | 96,795 | 0 | 193,591 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given strings s and t, both of length N. s and t consist of `0` and `1`. Additionally, in these strings, the same character never occurs three or more times in a row.
You can modify s b... | instruction | 0 | 96,796 | 0 | 193,592 |
No | output | 1 | 96,796 | 0 | 193,593 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given strings s and t, both of length N. s and t consist of `0` and `1`. Additionally, in these strings, the same character never occurs three or more times in a row.
You can modify s b... | instruction | 0 | 96,797 | 0 | 193,594 |
No | output | 1 | 96,797 | 0 | 193,595 |
Provide a correct Python 3 solution for this coding contest problem.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the string Snuke can construct. Here, the test set guarantees tha... | instruction | 0 | 96,842 | 0 | 193,684 |
"Correct Solution:
```
s = input()
print(s.rfind('Z')-s.index('A')+1)
``` | output | 1 | 96,842 | 0 | 193,685 |
Provide a correct Python 3 solution for this coding contest problem.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the string Snuke can construct. Here, the test set guarantees tha... | instruction | 0 | 96,843 | 0 | 193,686 |
"Correct Solution:
```
ss = input()
print(ss.rindex('Z') - ss.index('A') + 1)
``` | output | 1 | 96,843 | 0 | 193,687 |
Provide a correct Python 3 solution for this coding contest problem.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the string Snuke can construct. Here, the test set guarantees tha... | instruction | 0 | 96,844 | 0 | 193,688 |
"Correct Solution:
```
s=input()
a=s.index("A")
z=s[::-1].index("Z")
print(len(s)-z-a)
``` | output | 1 | 96,844 | 0 | 193,689 |
Provide a correct Python 3 solution for this coding contest problem.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the string Snuke can construct. Here, the test set guarantees tha... | instruction | 0 | 96,845 | 0 | 193,690 |
"Correct Solution:
```
import re
s = input()
print(len(re.search('A.*Z', s).group()))
``` | output | 1 | 96,845 | 0 | 193,691 |
Provide a correct Python 3 solution for this coding contest problem.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the string Snuke can construct. Here, the test set guarantees tha... | instruction | 0 | 96,846 | 0 | 193,692 |
"Correct Solution:
```
s = input()
print(len(s) - s.find('A') - s[::-1].find('Z'))
``` | output | 1 | 96,846 | 0 | 193,693 |
Provide a correct Python 3 solution for this coding contest problem.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the string Snuke can construct. Here, the test set guarantees tha... | instruction | 0 | 96,847 | 0 | 193,694 |
"Correct Solution:
```
s=input()
print(-s.find("A")+s.rfind("Z")+1)
``` | output | 1 | 96,847 | 0 | 193,695 |
Provide a correct Python 3 solution for this coding contest problem.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the string Snuke can construct. Here, the test set guarantees tha... | instruction | 0 | 96,848 | 0 | 193,696 |
"Correct Solution:
```
s = input()
print(len(s)-s[::-1].find('Z')-s.find('A'))
``` | output | 1 | 96,848 | 0 | 193,697 |
Provide a correct Python 3 solution for this coding contest problem.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the string Snuke can construct. Here, the test set guarantees tha... | instruction | 0 | 96,849 | 0 | 193,698 |
"Correct Solution:
```
s = input()
d1 = s.find("A")
d2 = s.rfind("Z")
print(d2-d1+1)
``` | output | 1 | 96,849 | 0 | 193,699 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the strin... | instruction | 0 | 96,850 | 0 | 193,700 |
Yes | output | 1 | 96,850 | 0 | 193,701 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the strin... | instruction | 0 | 96,851 | 0 | 193,702 |
Yes | output | 1 | 96,851 | 0 | 193,703 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the strin... | instruction | 0 | 96,852 | 0 | 193,704 |
Yes | output | 1 | 96,852 | 0 | 193,705 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the strin... | instruction | 0 | 96,853 | 0 | 193,706 |
Yes | output | 1 | 96,853 | 0 | 193,707 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the strin... | instruction | 0 | 96,854 | 0 | 193,708 |
No | output | 1 | 96,854 | 0 | 193,709 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the strin... | instruction | 0 | 96,855 | 0 | 193,710 |
No | output | 1 | 96,855 | 0 | 193,711 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the strin... | instruction | 0 | 96,856 | 0 | 193,712 |
No | output | 1 | 96,856 | 0 | 193,713 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s).
Find the greatest length of the strin... | instruction | 0 | 96,857 | 0 | 193,714 |
No | output | 1 | 96,857 | 0 | 193,715 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a string s. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's form a contiguous subsegment, and if the string i... | instruction | 0 | 97,101 | 0 | 194,202 |
Tags: implementation, strings
Correct Solution:
```
def erase(s):
c =0
if len(s) == 1:
return 0
ns = ""
if "1" in s:
ns = s[s.index("1")]
for i in range(s.index("1"),len(s)-1):
if ns[-1] == "1" and s[i] == "0" and "1" in s[i:]:
ns+="1"
... | output | 1 | 97,101 | 0 | 194,203 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a string s. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's form a contiguous subsegment, and if the string i... | instruction | 0 | 97,102 | 0 | 194,204 |
Tags: implementation, strings
Correct Solution:
```
for _ in range(int(input())):
s = input()
l = []
c=0
for i in range(len(s)):
if s[i]=='1':
c+=1
l.append(i)
if len(l)>1:
d = l[-1]-l[0]+1
print(d-c)
else:
print('0')
``` | output | 1 | 97,102 | 0 | 194,205 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a string s. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's form a contiguous subsegment, and if the string i... | instruction | 0 | 97,103 | 0 | 194,206 |
Tags: implementation, strings
Correct Solution:
```
t=int(input())
while t>0:
t-=1
l=input()
d=dict()
d['0']=[]
d['1']=[]
for i in range(len(l)):
d[l[i]].append(i)
if len(d['0'])==0 or len(d['1'])==0:
print(0)
else:
n=len(d['0'])-(d['1'])[0]
n-=len(l)... | output | 1 | 97,103 | 0 | 194,207 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a string s. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's form a contiguous subsegment, and if the string i... | instruction | 0 | 97,104 | 0 | 194,208 |
Tags: implementation, strings
Correct Solution:
```
t = int(input())
for _ in range(t):
s = input()
i = 0
while s[i] == '0' and i != len(s) - 1:
i += 1
j = -1
while s[j] == '0' and -j != len(s):
j -= 1
print(s[i:j].count('0'))
``` | output | 1 | 97,104 | 0 | 194,209 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a string s. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's form a contiguous subsegment, and if the string i... | instruction | 0 | 97,105 | 0 | 194,210 |
Tags: implementation, strings
Correct Solution:
```
q = int(input())
for _ in range(q):
s = input()
t = s[::-1]
try:
id1 = s.index('1')
id2 = len(s) - t.index('1')
a = s[id1:id2]
b = a.replace('0','')
print(len(a)-len(b))
except:
print(0)
``` | output | 1 | 97,105 | 0 | 194,211 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a string s. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's form a contiguous subsegment, and if the string i... | instruction | 0 | 97,106 | 0 | 194,212 |
Tags: implementation, strings
Correct Solution:
```
for _ in [0]*int(input()):
First1 = False
One = False
ans,scet0 = 0,0
for i in input():
if i =="1":
First1 = True
One ==True
ans += scet0
scet0 = 0
else:
if First1:
... | output | 1 | 97,106 | 0 | 194,213 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a string s. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's form a contiguous subsegment, and if the string i... | instruction | 0 | 97,107 | 0 | 194,214 |
Tags: implementation, strings
Correct Solution:
```
for _ in range(int(input())):
s = input()
i = 0
l = len(s)
while i<l:
if s[i]=='1':
break
i+=1
j = l-1
while j>-1:
if s[j]=='1':
break
j-=1
s = s[i:j+1]
print(s.count('0'))
... | output | 1 | 97,107 | 0 | 194,215 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given a string s. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's form a contiguous subsegment, and if the string i... | instruction | 0 | 97,108 | 0 | 194,216 |
Tags: implementation, strings
Correct Solution:
```
#A erasing zeroes
for i in range(int(input())):
arr = input()
a = []
sum = 0
for j in range(0,len(arr)):
if(arr[j]=='1'):
a.append(j)
for j in range(len(a)-1):
sum = sum + (a[j+1]-a[j]-1)
print(sum)
``` | output | 1 | 97,108 | 0 | 194,217 |
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. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's fo... | instruction | 0 | 97,109 | 0 | 194,218 |
Yes | output | 1 | 97,109 | 0 | 194,219 |
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. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's fo... | instruction | 0 | 97,110 | 0 | 194,220 |
Yes | output | 1 | 97,110 | 0 | 194,221 |
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. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's fo... | instruction | 0 | 97,111 | 0 | 194,222 |
Yes | output | 1 | 97,111 | 0 | 194,223 |
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. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's fo... | instruction | 0 | 97,112 | 0 | 194,224 |
Yes | output | 1 | 97,112 | 0 | 194,225 |
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. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's fo... | instruction | 0 | 97,113 | 0 | 194,226 |
No | output | 1 | 97,113 | 0 | 194,227 |
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. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's fo... | instruction | 0 | 97,114 | 0 | 194,228 |
No | output | 1 | 97,114 | 0 | 194,229 |
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. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's fo... | instruction | 0 | 97,115 | 0 | 194,230 |
No | output | 1 | 97,115 | 0 | 194,231 |
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. Each character is either 0 or 1.
You want all 1's in the string to form a contiguous subsegment. For example, if the string is 0, 1, 00111 or 01111100, then all 1's fo... | instruction | 0 | 97,116 | 0 | 194,232 |
No | output | 1 | 97,116 | 0 | 194,233 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Karl likes Codeforces and subsequences. He wants to find a string of lowercase English letters that contains at least k subsequences codeforces. Out of all possible strings, Karl wants to find a shortest one.
Formally, a codeforces subseque... | instruction | 0 | 97,133 | 0 | 194,266 |
Tags: brute force, constructive algorithms, greedy, math, strings
Correct Solution:
```
k=int(input())
out=''
t=list('codeforces')
d=[1]*10
m=1
i=0
while m<k:
#print(i,m)
d[i]+=1
i=(i+1)%10
m=1
for j in range(10):
m*=d[j]
out=''
for i in range(10):
out+=t[i]*d[i]
print(out)
``` | output | 1 | 97,133 | 0 | 194,267 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Karl likes Codeforces and subsequences. He wants to find a string of lowercase English letters that contains at least k subsequences codeforces. Out of all possible strings, Karl wants to find a shortest one.
Formally, a codeforces subseque... | instruction | 0 | 97,134 | 0 | 194,268 |
Tags: brute force, constructive algorithms, greedy, math, strings
Correct Solution:
```
#!/usr/bin/env python3
import io
import os
input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline
def get_str():
return input().decode().strip()
def rint():
return map(int, input().split())
def oint():
return in... | output | 1 | 97,134 | 0 | 194,269 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Karl likes Codeforces and subsequences. He wants to find a string of lowercase English letters that contains at least k subsequences codeforces. Out of all possible strings, Karl wants to find a shortest one.
Formally, a codeforces subseque... | instruction | 0 | 97,135 | 0 | 194,270 |
Tags: brute force, constructive algorithms, greedy, math, strings
Correct Solution:
```
import math
n=int(input())
p=int(math.floor(math.pow(n,0.1)))
a=0
x=p**10
while n>x:
a+=1
x=((p+1)**a)*(p**(10-a))
s='codeforces'
ans=''
for i in range(10):
if i<a:
ans+=s[i]*(p+1)
else:
ans+=s[i]*p
p... | output | 1 | 97,135 | 0 | 194,271 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Karl likes Codeforces and subsequences. He wants to find a string of lowercase English letters that contains at least k subsequences codeforces. Out of all possible strings, Karl wants to find a shortest one.
Formally, a codeforces subseque... | instruction | 0 | 97,136 | 0 | 194,272 |
Tags: brute force, constructive algorithms, greedy, math, strings
Correct Solution:
```
from math import log, floor, ceil
k = int(input())
base = 1
while base ** 10 < k:
base += 1
counts_base = 0
count_1 = 10
while (base ** counts_base) * ((base-1) ** count_1) < k:
counts_base += 1
count_1 -= 1
# print("count... | output | 1 | 97,136 | 0 | 194,273 |
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