message stringlengths 2 11.9k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 137 108k | cluster float64 18 18 | __index_level_0__ int64 274 217k |
|---|---|---|---|---|---|
Provide a correct Python 3 solution for this coding contest problem.
There are N people. The name of the i-th person is S_i.
We would like to choose three people so that the following conditions are met:
* The name of every chosen person begins with `M`, `A`, `R`, `C` or `H`.
* There are no multiple people whose nam... | instruction | 0 | 25,422 | 18 | 50,844 |
"Correct Solution:
```
import itertools
n = int(input())
d = {'M': 0, 'A': 0, 'R': 0, 'C': 0, 'H': 0}
for i in range(n):
s = input()
if s[0] in d:
d[s[0]] += 1
ans = 0
for v in itertools.combinations(d, 3):
ans += d[v[0]] * d[v[1]] * d[v[2]]
print(ans)
``` | output | 1 | 25,422 | 18 | 50,845 |
Provide a correct Python 3 solution for this coding contest problem.
There are N people. The name of the i-th person is S_i.
We would like to choose three people so that the following conditions are met:
* The name of every chosen person begins with `M`, `A`, `R`, `C` or `H`.
* There are no multiple people whose nam... | instruction | 0 | 25,423 | 18 | 50,846 |
"Correct Solution:
```
from itertools import*
x=sorted(s[0]for s in open(0).readlines()[1:])
#print(list(x))
c=[len(list(v))for k,v in groupby(x)if k in"MARCH"]
#print(c)
y=combinations(c,3)
#print(list(y))
print(sum(p*q*r for p,q,r in list(y)))
``` | output | 1 | 25,423 | 18 | 50,847 |
Provide a correct Python 3 solution for this coding contest problem.
There are N people. The name of the i-th person is S_i.
We would like to choose three people so that the following conditions are met:
* The name of every chosen person begins with `M`, `A`, `R`, `C` or `H`.
* There are no multiple people whose nam... | instruction | 0 | 25,424 | 18 | 50,848 |
"Correct Solution:
```
import itertools
A = "MARCH"
c = {a: 0 for a in A}
N = int(input())
for _ in range(N):
S = input()
if S[0] in A:
c[S[0]] += 1
print(sum([c[cb[0]] * c[cb[1]] * c[cb[2]]
for cb in itertools.combinations(A, 3)]))
``` | output | 1 | 25,424 | 18 | 50,849 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N people. The name of the i-th person is S_i.
We would like to choose three people so that the following conditions are met:
* The name of every chosen person begins with `M`, `A`, `... | instruction | 0 | 25,430 | 18 | 50,860 |
No | output | 1 | 25,430 | 18 | 50,861 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N people. The name of the i-th person is S_i.
We would like to choose three people so that the following conditions are met:
* The name of every chosen person begins with `M`, `A`, `... | instruction | 0 | 25,431 | 18 | 50,862 |
No | output | 1 | 25,431 | 18 | 50,863 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N people. The name of the i-th person is S_i.
We would like to choose three people so that the following conditions are met:
* The name of every chosen person begins with `M`, `A`, `... | instruction | 0 | 25,432 | 18 | 50,864 |
No | output | 1 | 25,432 | 18 | 50,865 |
Provide a correct Python 3 solution for this coding contest problem.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is followed by one or more "=", "#" comes, and after the same n... | instruction | 0 | 25,485 | 18 | 50,970 |
"Correct Solution:
```
import re
A = ">'=+#=+~$"
B = ">\^(Q=)+~~$"
n = int(input())
for i in range(n):
s = input()
if re.match(A,s):
a, b = re.match(A,s).group().split("#")
print("A" if a.count("=") == b.count("=") else "NA")
elif re.match(B,s):
print("B")
else:
print... | output | 1 | 25,485 | 18 | 50,971 |
Provide a correct Python 3 solution for this coding contest problem.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is followed by one or more "=", "#" comes, and after the same n... | instruction | 0 | 25,486 | 18 | 50,972 |
"Correct Solution:
```
n=int(input())
for times in range(n):
s=input()
ans="NA"
#A???????????§
if s[:2]==">'" and s[-1]=="~":
t=s[2:-1].split("#")
if len(t)==2 and len(t[0])>0:
valid=True
for v in t[0]:
if v!="=":
valid=False
break
if valid and t[0]==t[1]:
ans="A"
#B???????????§
... | output | 1 | 25,486 | 18 | 50,973 |
Provide a correct Python 3 solution for this coding contest problem.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is followed by one or more "=", "#" comes, and after the same n... | instruction | 0 | 25,487 | 18 | 50,974 |
"Correct Solution:
```
def checkA(s):
l = len(s)
if l % 2 == 0:
return False
ll = (l-1)//2
for i in range(ll):
if s[i] != "=" or s[l-1-i] != "=":
return False
if s[ll] != "#":
return False
return True
def checkB(s):
l = len(s)
if l % 2 == 1:
... | output | 1 | 25,487 | 18 | 50,975 |
Provide a correct Python 3 solution for this coding contest problem.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is followed by one or more "=", "#" comes, and after the same n... | instruction | 0 | 25,488 | 18 | 50,976 |
"Correct Solution:
```
for _ in [0]*int(input()):
s=input()
a='NA'
if s[:2]==">'" and s[-1]=='~' and '#' in s:
s=s[2:-1].split('#')
a=[a,'A'][set(s[0])==set(s[1])=={'='} and len(set(s))==1]
elif s[:2]=='>^' and s[-2:]=='~~':
s=s[2:-2]
a=['NA','B'][len(s)==2*s.count('Q=') ... | output | 1 | 25,488 | 18 | 50,977 |
Provide a correct Python 3 solution for this coding contest problem.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is followed by one or more "=", "#" comes, and after the same n... | instruction | 0 | 25,489 | 18 | 50,978 |
"Correct Solution:
```
for _ in [0]*int(input()):
s=input()
if s[:2]==">'" and s[-1]=='~' and '#' in s:
s=s[2:-1].split('#')
print(['NA','A'][set(s[0])==set(s[1])=={'='} and len(set(s))==1])
elif s[:2]=='>^' and s[-2:]=='~~':
s=s[2:-2]
print(['NA','B'][len(s)==2*s.count('Q=')... | output | 1 | 25,489 | 18 | 50,979 |
Provide a correct Python 3 solution for this coding contest problem.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is followed by one or more "=", "#" comes, and after the same n... | instruction | 0 | 25,490 | 18 | 50,980 |
"Correct Solution:
```
# -*- coding: utf-8 -*-
"""
http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=0139
"""
import sys
from sys import stdin
import re
input = stdin.readline
def identify_snake(snake):
# ????????????>`???????¶???????1?????\?????????=]??????#??????????????§1?????\?????????=???????????????... | output | 1 | 25,490 | 18 | 50,981 |
Provide a correct Python 3 solution for this coding contest problem.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is followed by one or more "=", "#" comes, and after the same n... | instruction | 0 | 25,491 | 18 | 50,982 |
"Correct Solution:
```
n = int(input())
for i in range(n):
s = input()
if s[:2] == ">'" and s[-1] == '~' and len(s) % 2 == 0 and '=#=' in s:
temp = ">'" + '=' * (s.count('=')//2) + '#' + '=' * (s.count('=')//2) + '~'
if s == temp:
print('A')
continue
elif s[:2] == ">^... | output | 1 | 25,491 | 18 | 50,983 |
Provide a correct Python 3 solution for this coding contest problem.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is followed by one or more "=", "#" comes, and after the same n... | instruction | 0 | 25,492 | 18 | 50,984 |
"Correct Solution:
```
class Ex(Exception):
pass
n=int(input())
for i in range(n):
try:
snk=input()
l=len(snk)
head=snk[:2]
body=snk[2:l-1]
tail=snk[l-1]
if tail!='~' or snk[0]!='>':
print("NA")
continue
spl_a=body.split('#')
... | output | 1 | 25,492 | 18 | 50,985 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is foll... | instruction | 0 | 25,493 | 18 | 50,986 |
Yes | output | 1 | 25,493 | 18 | 50,987 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is foll... | instruction | 0 | 25,494 | 18 | 50,988 |
Yes | output | 1 | 25,494 | 18 | 50,989 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is foll... | instruction | 0 | 25,495 | 18 | 50,990 |
Yes | output | 1 | 25,495 | 18 | 50,991 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is foll... | instruction | 0 | 25,496 | 18 | 50,992 |
Yes | output | 1 | 25,496 | 18 | 50,993 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is foll... | instruction | 0 | 25,497 | 18 | 50,994 |
No | output | 1 | 25,497 | 18 | 50,995 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is foll... | instruction | 0 | 25,498 | 18 | 50,996 |
No | output | 1 | 25,498 | 18 | 50,997 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is foll... | instruction | 0 | 25,499 | 18 | 50,998 |
No | output | 1 | 25,499 | 18 | 50,999 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In a world, a mysterious snake made of only letters lives. Two types of snakes are currently identified, type A and type B, but there may be other types as well.
For class A, after ">'" is foll... | instruction | 0 | 25,500 | 18 | 51,000 |
No | output | 1 | 25,500 | 18 | 51,001 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Xenia is an amateur programmer. Today on the IT lesson she learned about the Hamming distance.
The Hamming distance between two strings s = s1s2... sn and t = t1t2... tn of equal length n is va... | instruction | 0 | 25,936 | 18 | 51,872 |
No | output | 1 | 25,936 | 18 | 51,873 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Xenia is an amateur programmer. Today on the IT lesson she learned about the Hamming distance.
The Hamming distance between two strings s = s1s2... sn and t = t1t2... tn of equal length n is va... | instruction | 0 | 25,937 | 18 | 51,874 |
No | output | 1 | 25,937 | 18 | 51,875 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Xenia is an amateur programmer. Today on the IT lesson she learned about the Hamming distance.
The Hamming distance between two strings s = s1s2... sn and t = t1t2... tn of equal length n is va... | instruction | 0 | 25,938 | 18 | 51,876 |
No | output | 1 | 25,938 | 18 | 51,877 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
zscoder wants to generate an input file for some programming competition problem.
His input is a string consisting of n letters 'a'. He is too lazy to write a generator so he will manually gene... | instruction | 0 | 26,101 | 18 | 52,202 |
Yes | output | 1 | 26,101 | 18 | 52,203 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
zscoder wants to generate an input file for some programming competition problem.
His input is a string consisting of n letters 'a'. He is too lazy to write a generator so he will manually gene... | instruction | 0 | 26,102 | 18 | 52,204 |
Yes | output | 1 | 26,102 | 18 | 52,205 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
zscoder wants to generate an input file for some programming competition problem.
His input is a string consisting of n letters 'a'. He is too lazy to write a generator so he will manually gene... | instruction | 0 | 26,103 | 18 | 52,206 |
Yes | output | 1 | 26,103 | 18 | 52,207 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
zscoder wants to generate an input file for some programming competition problem.
His input is a string consisting of n letters 'a'. He is too lazy to write a generator so he will manually gene... | instruction | 0 | 26,104 | 18 | 52,208 |
Yes | output | 1 | 26,104 | 18 | 52,209 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
zscoder wants to generate an input file for some programming competition problem.
His input is a string consisting of n letters 'a'. He is too lazy to write a generator so he will manually gene... | instruction | 0 | 26,105 | 18 | 52,210 |
No | output | 1 | 26,105 | 18 | 52,211 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
zscoder wants to generate an input file for some programming competition problem.
His input is a string consisting of n letters 'a'. He is too lazy to write a generator so he will manually gene... | instruction | 0 | 26,106 | 18 | 52,212 |
No | output | 1 | 26,106 | 18 | 52,213 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
zscoder wants to generate an input file for some programming competition problem.
His input is a string consisting of n letters 'a'. He is too lazy to write a generator so he will manually gene... | instruction | 0 | 26,107 | 18 | 52,214 |
No | output | 1 | 26,107 | 18 | 52,215 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
zscoder wants to generate an input file for some programming competition problem.
His input is a string consisting of n letters 'a'. He is too lazy to write a generator so he will manually gene... | instruction | 0 | 26,108 | 18 | 52,216 |
No | output | 1 | 26,108 | 18 | 52,217 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The smallest unit of data handled by a computer is called a bit, and the amount of information that represents multiple bits together is called a word. Currently, many computers process one word... | instruction | 0 | 26,422 | 18 | 52,844 |
Yes | output | 1 | 26,422 | 18 | 52,845 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The smallest unit of data handled by a computer is called a bit, and the amount of information that represents multiple bits together is called a word. Currently, many computers process one word... | instruction | 0 | 26,423 | 18 | 52,846 |
No | output | 1 | 26,423 | 18 | 52,847 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
Output
Print the converted string in a line. Note that ... | instruction | 0 | 26,538 | 18 | 53,076 |
"Correct Solution:
```
buff=input()
print(buff.swapcase())
``` | output | 1 | 26,538 | 18 | 53,077 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
Output
Print the converted string in a line. Note that ... | instruction | 0 | 26,539 | 18 | 53,078 |
"Correct Solution:
```
target=input()
Ans=target.swapcase()
print(Ans)
``` | output | 1 | 26,539 | 18 | 53,079 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
Output
Print the converted string in a line. Note that ... | instruction | 0 | 26,540 | 18 | 53,080 |
"Correct Solution:
```
name = str(input())
ans = str.swapcase(name)
print(ans)
``` | output | 1 | 26,540 | 18 | 53,081 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
Output
Print the converted string in a line. Note that ... | instruction | 0 | 26,541 | 18 | 53,082 |
"Correct Solution:
```
sen=input()
sen=sen.swapcase()
print(sen)
``` | output | 1 | 26,541 | 18 | 53,083 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
Output
Print the converted string in a line. Note that ... | instruction | 0 | 26,542 | 18 | 53,084 |
"Correct Solution:
```
str = input()
str = str.swapcase()
print(str)
``` | output | 1 | 26,542 | 18 | 53,085 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
Output
Print the converted string in a line. Note that ... | instruction | 0 | 26,543 | 18 | 53,086 |
"Correct Solution:
```
x = input()
x = x.swapcase()
print(x)
``` | output | 1 | 26,543 | 18 | 53,087 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
Output
Print the converted string in a line. Note that ... | instruction | 0 | 26,544 | 18 | 53,088 |
"Correct Solution:
```
S = input()
Sc = S.swapcase()
print(Sc)
``` | output | 1 | 26,544 | 18 | 53,089 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
Output
Print the converted string in a line. Note that ... | instruction | 0 | 26,545 | 18 | 53,090 |
"Correct Solution:
```
str_row = input()
print(str_row.swapcase())
``` | output | 1 | 26,545 | 18 | 53,091 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
... | instruction | 0 | 26,546 | 18 | 53,092 |
Yes | output | 1 | 26,546 | 18 | 53,093 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
... | instruction | 0 | 26,547 | 18 | 53,094 |
Yes | output | 1 | 26,547 | 18 | 53,095 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
... | instruction | 0 | 26,548 | 18 | 53,096 |
Yes | output | 1 | 26,548 | 18 | 53,097 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
... | instruction | 0 | 26,549 | 18 | 53,098 |
Yes | output | 1 | 26,549 | 18 | 53,099 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
... | instruction | 0 | 26,550 | 18 | 53,100 |
No | output | 1 | 26,550 | 18 | 53,101 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
... | instruction | 0 | 26,551 | 18 | 53,102 |
No | output | 1 | 26,551 | 18 | 53,103 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which converts uppercase/lowercase letters to lowercase/uppercase for a given string.
Constraints
* The length of the input string < 1200
Input
A string is given in a line.
... | instruction | 0 | 26,552 | 18 | 53,104 |
No | output | 1 | 26,552 | 18 | 53,105 |
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