message stringlengths 2 23.4k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 129 108k | cluster float64 6 6 | __index_level_0__ int64 258 216k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Most C/C++ programmers know about excellent opportunities that preprocessor #define directives give; but many know as well about the problems that can arise because of their careless use.
In th... | instruction | 0 | 38,229 | 6 | 76,458 |
No | output | 1 | 38,229 | 6 | 76,459 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Most C/C++ programmers know about excellent opportunities that preprocessor #define directives give; but many know as well about the problems that can arise because of their careless use.
In th... | instruction | 0 | 38,230 | 6 | 76,460 |
No | output | 1 | 38,230 | 6 | 76,461 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Most C/C++ programmers know about excellent opportunities that preprocessor #define directives give; but many know as well about the problems that can arise because of their careless use.
In th... | instruction | 0 | 38,231 | 6 | 76,462 |
No | output | 1 | 38,231 | 6 | 76,463 |
Provide a correct Python 3 solution for this coding contest problem.
A text editor is a useful software tool that can help people in various situations including writing and programming. Your job in this problem is to construct an offline text editor, i.e., to write a program that first reads a given text and a sequen... | instruction | 0 | 38,514 | 6 | 77,028 |
"Correct Solution:
```
for _ in [0]*int(input()):
s=input()
char=0
for _ in [0]*int(input()):
c=input()
if c[0]=='i':
c=c.split('"')[1]
s=s[:char]+c+s[char:]
char += len(c)
elif c[8]=='w':
while char <len(s) and s[char]==' ... | output | 1 | 38,514 | 6 | 77,029 |
Provide a correct Python 3 solution for this coding contest problem.
A text editor is a useful software tool that can help people in various situations including writing and programming. Your job in this problem is to construct an offline text editor, i.e., to write a program that first reads a given text and a sequen... | instruction | 0 | 38,515 | 6 | 77,030 |
"Correct Solution:
```
for _ in [0]*int(input()):
s=input()
cur=0
for _ in [0]*int(input()):
c=input()
if c=='forward word':
while cur<len(s) and s[cur]==' ':cur+=1
while cur<len(s) and s[cur]!=' ':cur+=1
elif c=='delete char' and cur!=len(s):s=s[:cur]+s[cur+1... | output | 1 | 38,515 | 6 | 77,031 |
Provide a correct Python 3 solution for this coding contest problem.
A text editor is a useful software tool that can help people in various situations including writing and programming. Your job in this problem is to construct an offline text editor, i.e., to write a program that first reads a given text and a sequen... | instruction | 0 | 38,516 | 6 | 77,032 |
"Correct Solution:
```
for _ in [0]*int(input()):
s=input()
cur=0
for _ in [0]*int(input()):
c=input()
if c=='forward word':
while cur<len(s) and s[cur]==' ':cur+=1
while cur<len(s) and s[cur]!=' ':cur+=1
elif c=='delete char':s=s[:cur]+s[cur+1:]
elif ... | output | 1 | 38,516 | 6 | 77,033 |
Provide a correct Python 3 solution for this coding contest problem.
A text editor is a useful software tool that can help people in various situations including writing and programming. Your job in this problem is to construct an offline text editor, i.e., to write a program that first reads a given text and a sequen... | instruction | 0 | 38,517 | 6 | 77,034 |
"Correct Solution:
```
class TextEditor:
cur_w = 0
cur_c = 0
def __init__(self, txt):
self.words = txt.split(' ')
self.queries = {
'forward char': self.forward_char,
'forward word': self.forward_word,
'backward char': self.backward_char,
'back... | output | 1 | 38,517 | 6 | 77,035 |
Provide a correct Python 3 solution for this coding contest problem.
A text editor is a useful software tool that can help people in various situations including writing and programming. Your job in this problem is to construct an offline text editor, i.e., to write a program that first reads a given text and a sequen... | instruction | 0 | 38,518 | 6 | 77,036 |
"Correct Solution:
```
for _ in [0]*int(input()):
s=input()
cur=0
for _ in [0]*int(input()):
c=input()
if c[0]=='i':
c=c.split('"')[1]
s=s[:cur]+c+s[cur:]
cur+=len(c)
elif c[8]=='w':
while cur<len(s) and s[cur]==' ':cur+=1
w... | output | 1 | 38,518 | 6 | 77,037 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A text editor is a useful software tool that can help people in various situations including writing and programming. Your job in this problem is to construct an offline text editor, i.e., to wr... | instruction | 0 | 38,519 | 6 | 77,038 |
No | output | 1 | 38,519 | 6 | 77,039 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A text editor is a useful software tool that can help people in various situations including writing and programming. Your job in this problem is to construct an offline text editor, i.e., to wr... | instruction | 0 | 38,520 | 6 | 77,040 |
No | output | 1 | 38,520 | 6 | 77,041 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently, Anton has found a set. The set consists of small English letters. Anton carefully wrote out all the letters from the set in one line, separated by a comma. He also added an opening curved bracket at the beginning of the line and a ... | instruction | 0 | 39,042 | 6 | 78,084 |
Tags: constructive algorithms, implementation
Correct Solution:
```
set=list(''.join(list(input().split(','))))[1:-1]
present={}
for i in range(97,123):
present[chr(i)]=0
for letter in set:
present[letter]=1
distinct=0
for i in range(97,123):
if(present[chr(i)]):
distinct+=1
print(distinct)
``` | output | 1 | 39,042 | 6 | 78,085 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently, Anton has found a set. The set consists of small English letters. Anton carefully wrote out all the letters from the set in one line, separated by a comma. He also added an opening curved bracket at the beginning of the line and a ... | instruction | 0 | 39,043 | 6 | 78,086 |
Tags: constructive algorithms, implementation
Correct Solution:
```
s = input()
s = s[1:len(s)-1]
if s != "":
s = s.split(",")
for i in range(1, len(s)):
s[i] = s[i][1]
print(len(set(s)))
else:
print("0")
``` | output | 1 | 39,043 | 6 | 78,087 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently, Anton has found a set. The set consists of small English letters. Anton carefully wrote out all the letters from the set in one line, separated by a comma. He also added an opening curved bracket at the beginning of the line and a ... | instruction | 0 | 39,044 | 6 | 78,088 |
Tags: constructive algorithms, implementation
Correct Solution:
```
a=input()
if a=="{}":
print(0)
else:
print(len(set(a[1:-1].split(", "))))
``` | output | 1 | 39,044 | 6 | 78,089 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently, Anton has found a set. The set consists of small English letters. Anton carefully wrote out all the letters from the set in one line, separated by a comma. He also added an opening curved bracket at the beginning of the line and a ... | instruction | 0 | 39,045 | 6 | 78,090 |
Tags: constructive algorithms, implementation
Correct Solution:
```
br=input()
brs=set(br.strip('{}').split(', '))
if brs=={''}:
print(0)
else:
print(len(brs))
``` | output | 1 | 39,045 | 6 | 78,091 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently, Anton has found a set. The set consists of small English letters. Anton carefully wrote out all the letters from the set in one line, separated by a comma. He also added an opening curved bracket at the beginning of the line and a ... | instruction | 0 | 39,046 | 6 | 78,092 |
Tags: constructive algorithms, implementation
Correct Solution:
```
if __name__ == '__main__':
setString = input()
if len(setString) > 2: setString = set(setString[1:-1].split(', '))
else: setString = []
print(len(setString))
``` | output | 1 | 39,046 | 6 | 78,093 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently, Anton has found a set. The set consists of small English letters. Anton carefully wrote out all the letters from the set in one line, separated by a comma. He also added an opening curved bracket at the beginning of the line and a ... | instruction | 0 | 39,047 | 6 | 78,094 |
Tags: constructive algorithms, implementation
Correct Solution:
```
lst=input()
lst=lst.strip('{')
lst=lst.strip('}')
lst=lst.split(', ')
n=len(lst)
text={}
for l in lst:
if l!='':
text[l]=text.get(l,0)+1
num=len(text)
print(num)
``` | output | 1 | 39,047 | 6 | 78,095 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently, Anton has found a set. The set consists of small English letters. Anton carefully wrote out all the letters from the set in one line, separated by a comma. He also added an opening curved bracket at the beginning of the line and a ... | instruction | 0 | 39,048 | 6 | 78,096 |
Tags: constructive algorithms, implementation
Correct Solution:
```
a=input()
import re
c=re.findall(r'[a-z]',a)
d=set(c)
print(len(d))
``` | output | 1 | 39,048 | 6 | 78,097 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently, Anton has found a set. The set consists of small English letters. Anton carefully wrote out all the letters from the set in one line, separated by a comma. He also added an opening curved bracket at the beginning of the line and a ... | instruction | 0 | 39,049 | 6 | 78,098 |
Tags: constructive algorithms, implementation
Correct Solution:
```
s = input()
if len(s) == 2:
print(0)
else:
myset = set(s[1:-1].split(', '))
print(len(myset))
``` | output | 1 | 39,049 | 6 | 78,099 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content of a single letter. As soon as the program show... | instruction | 0 | 39,058 | 6 | 78,116 |
Tags: implementation
Correct Solution:
```
n = int(input())
l = ''.join(input().split())
l = l.strip('0')
divs = 0
for a, b in zip(l[:-1], l[1:]):
if a == '1' and b == '0':
divs += 1
if l.count('1') == 0:
print(0)
elif l.count('0') == 0:
print(len(l))
else:
print(l.count('1') + divs)
``` | output | 1 | 39,058 | 6 | 78,117 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content of a single letter. As soon as the program show... | instruction | 0 | 39,059 | 6 | 78,118 |
Tags: implementation
Correct Solution:
```
input()
a = input()
if a.count('1') == 0:
print(0)
exit()
while '0 0' in a:
a = a.replace('0 0', '0')
a = a.split()
print(len(a[a.index('1'): len(a) - list(reversed(a)).index('1')]))
``` | output | 1 | 39,059 | 6 | 78,119 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content of a single letter. As soon as the program show... | instruction | 0 | 39,060 | 6 | 78,120 |
Tags: implementation
Correct Solution:
```
input()
lis = list(map(int,input().split()))
for i in range(1,len(lis)):
if lis[len(lis) - 1] == 0:
lis.pop()
count = 0
i = 0
while i <len(lis):
if lis[i] == 1:
count += 1
if i + 1 == len(lis):
break
else:
if lis... | output | 1 | 39,060 | 6 | 78,121 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content of a single letter. As soon as the program show... | instruction | 0 | 39,061 | 6 | 78,122 |
Tags: implementation
Correct Solution:
```
n = int(input())
a = input()
beg = a.find('1')
ending = a.rfind('1')
sub = a[beg:ending + 1]
if not sub:
print(0)
else:
s = [i for i in sub.split('0') if not i.isspace()]
t = len(s)
p = 0
for i in s:
for j in i:
if j == '1':
... | output | 1 | 39,061 | 6 | 78,123 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content of a single letter. As soon as the program show... | instruction | 0 | 39,062 | 6 | 78,124 |
Tags: implementation
Correct Solution:
```
n = int(input())
m = [int(x) for x in input().split(' ')]
ans = sum(m)
m = m[::-1]
if(ans > 0):
m = m[m.index(1):]
m = m[::-1]
for i in range(len(m)):
if(i == 0):
curr = m[i]
past = m[i]
else:
curr = m[i]
if(past == 1 and curr == 0):
... | output | 1 | 39,062 | 6 | 78,125 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content of a single letter. As soon as the program show... | instruction | 0 | 39,063 | 6 | 78,126 |
Tags: implementation
Correct Solution:
```
ncartas = int(input())#número total de cartas
geral = ''.join(input().split(' ')) #descrição atual dos emails
anterior = -1
necessarias = 0
for carta in range(0,ncartas): #lançou o loop
if(geral[carta] == '1'): #se o elemento da string é igual a 1
if (carta-anterio... | output | 1 | 39,063 | 6 | 78,127 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content of a single letter. As soon as the program show... | instruction | 0 | 39,064 | 6 | 78,128 |
Tags: implementation
Correct Solution:
```
n = int(input())
a = input().split()
print(max(0, sum(1 + (i + 1 == n or a[i + 1] == '0') for i in range(n) if a[i] == '1') - 1))
``` | output | 1 | 39,064 | 6 | 78,129 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content of a single letter. As soon as the program show... | instruction | 0 | 39,065 | 6 | 78,130 |
Tags: implementation
Correct Solution:
```
input()
print(len('a'.join(input().replace(' ', '').replace('0', ' ').split())))
# Made By Mostafa_Khaled
``` | output | 1 | 39,065 | 6 | 78,131 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content ... | instruction | 0 | 39,066 | 6 | 78,132 |
Yes | output | 1 | 39,066 | 6 | 78,133 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content ... | instruction | 0 | 39,067 | 6 | 78,134 |
Yes | output | 1 | 39,067 | 6 | 78,135 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content ... | instruction | 0 | 39,068 | 6 | 78,136 |
Yes | output | 1 | 39,068 | 6 | 78,137 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content ... | instruction | 0 | 39,069 | 6 | 78,138 |
Yes | output | 1 | 39,069 | 6 | 78,139 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content ... | instruction | 0 | 39,070 | 6 | 78,140 |
No | output | 1 | 39,070 | 6 | 78,141 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content ... | instruction | 0 | 39,071 | 6 | 78,142 |
No | output | 1 | 39,071 | 6 | 78,143 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content ... | instruction | 0 | 39,072 | 6 | 78,144 |
No | output | 1 | 39,072 | 6 | 78,145 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Over time, Alexey's mail box got littered with too many letters. Some of them are read, while others are unread.
Alexey's mail program can either show a list of all letters or show the content ... | instruction | 0 | 39,073 | 6 | 78,146 |
No | output | 1 | 39,073 | 6 | 78,147 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A large banner with word CODEFORCES was ordered for the 1000-th onsite round of Codeforcesω that takes place on the Miami beach. Unfortunately, the company that made the banner mixed up two orders and delivered somebody else's banner that co... | instruction | 0 | 39,090 | 6 | 78,180 |
Tags: brute force, implementation
Correct Solution:
```
s = input()
flag = False
s = s.strip()
if(len(s) >= 10):
if( s[-10:] == "CODEFORCES"):
flag = True
elif (s[0:1] == "C" ) and (s[-9:] == "ODEFORCES"):
flag = True
elif (s[0:2] == "CO") and (s[-8:] == "DEFORCES"):
flag = True... | output | 1 | 39,090 | 6 | 78,181 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A large banner with word CODEFORCES was ordered for the 1000-th onsite round of Codeforcesω that takes place on the Miami beach. Unfortunately, the company that made the banner mixed up two orders and delivered somebody else's banner that co... | instruction | 0 | 39,091 | 6 | 78,182 |
Tags: brute force, implementation
Correct Solution:
```
t = 'CODEFORCES'
s = input()
for i in range(len(s)):
for j in range(i, len(s) + 1):
if ''.join((s[:i], s[j:])) == t:
print('YES')
exit()
print('NO')
``` | output | 1 | 39,091 | 6 | 78,183 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A large banner with word CODEFORCES was ordered for the 1000-th onsite round of Codeforcesω that takes place on the Miami beach. Unfortunately, the company that made the banner mixed up two orders and delivered somebody else's banner that co... | instruction | 0 | 39,092 | 6 | 78,184 |
Tags: brute force, implementation
Correct Solution:
```
#!/usr/bin/python3
#Cutting Banner Round #300
#CodeForces
def solve():
string = input()
word = "CODEFORCES"
found = False
for i in range(len(string)):
for j in range(len(string)):
str1 = string[:i]+string[i+j:]
#print(str1)
if str1 == word:
foun... | output | 1 | 39,092 | 6 | 78,185 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A large banner with word CODEFORCES was ordered for the 1000-th onsite round of Codeforcesω that takes place on the Miami beach. Unfortunately, the company that made the banner mixed up two orders and delivered somebody else's banner that co... | instruction | 0 | 39,093 | 6 | 78,186 |
Tags: brute force, implementation
Correct Solution:
```
s=input()
s1=len(s)
l=['C','O','D','E','F','O','R','C','E','S']
i=0
j=0
m=0
k=1
if(s[0]!=l[0]):
while(k<=10):
if(s[-k]==l[-k]):
m+=1
else:
print("NO")
break
k+=1
if(m==10):
print("YES")
el... | output | 1 | 39,093 | 6 | 78,187 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A large banner with word CODEFORCES was ordered for the 1000-th onsite round of Codeforcesω that takes place on the Miami beach. Unfortunately, the company that made the banner mixed up two orders and delivered somebody else's banner that co... | instruction | 0 | 39,094 | 6 | 78,188 |
Tags: brute force, implementation
Correct Solution:
```
s = input()
s1 = "CODEFORCES"
for i in range(len(s1)):
num1 = s.find(s1[:i+1])
num2 = s.find(s1[i+1:])
#print()
#print(s1[:i+1]+' '+s1[i+1:])
#print(num1)
if num1 < num2:
#print(str(num1)+' '+s1[-(len(s1)-i)+1:]+' '+s[-(len(s1)-i)+1... | output | 1 | 39,094 | 6 | 78,189 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A large banner with word CODEFORCES was ordered for the 1000-th onsite round of Codeforcesω that takes place on the Miami beach. Unfortunately, the company that made the banner mixed up two orders and delivered somebody else's banner that co... | instruction | 0 | 39,095 | 6 | 78,190 |
Tags: brute force, implementation
Correct Solution:
```
s = input()
t = 'CODEFORCES'
for i in range(len(s)):
if (s[0:i] == t):
print('YES')
exit()
for j in range(i + 1, len(s)):
if (s[0:i] + s[j:len(s)] == t or s[j:len(s)] == t):
print('YES')
exit()
print(... | output | 1 | 39,095 | 6 | 78,191 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A large banner with word CODEFORCES was ordered for the 1000-th onsite round of Codeforcesω that takes place on the Miami beach. Unfortunately, the company that made the banner mixed up two orders and delivered somebody else's banner that co... | instruction | 0 | 39,096 | 6 | 78,192 |
Tags: brute force, implementation
Correct Solution:
```
s = input()
s2 = "CODEFORCES"
while s and s2 and s[0] == s2[0]:
s = s[1:]
s2 = s2[1:]
while s and s2 and s[-1] == s2[-1]:
s = s[:-1]
s2 = s2[:-1]
if s2 == '':
print("YES")
else:
print("NO")
``` | output | 1 | 39,096 | 6 | 78,193 |
Provide tags and a correct Python 3 solution for this coding contest problem.
A large banner with word CODEFORCES was ordered for the 1000-th onsite round of Codeforcesω that takes place on the Miami beach. Unfortunately, the company that made the banner mixed up two orders and delivered somebody else's banner that co... | instruction | 0 | 39,097 | 6 | 78,194 |
Tags: brute force, implementation
Correct Solution:
```
x = input()
check = 0
p = len(x)
if x[:10] == 'CODEFORCES' or x[p - 9:] == 'CODEFORCES' :
print('YES')
check = 1
for i in range(len(x)):
for j in range(i , len(x)):
#print(str(i) + " " + str(j))
p1 = x[:i]
p2 = x[j:]
word = p1 + p2
#print(word)
if w... | output | 1 | 39,097 | 6 | 78,195 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The process of mammoth's genome decoding in Berland comes to its end!
One of the few remaining tasks is to restore unrecognized nucleotides in a found chain s. Each nucleotide is coded with a capital letter of English alphabet: 'A', 'C', 'G... | instruction | 0 | 39,196 | 6 | 78,392 |
Tags: implementation, strings
Correct Solution:
```
n = int(input())
st = input()
if n % 4 != 0:
print('===')
else:
ca, cb, cc, cd = 0, 0, 0, 0
av = n // 4
for i in range(len(st)):
if st[i] == 'A':
ca += 1
elif st[i] == 'C':
cb += 1
elif st[i] == 'G':
... | output | 1 | 39,196 | 6 | 78,393 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The process of mammoth's genome decoding in Berland comes to its end!
One of the few remaining tasks is to restore unrecognized nucleotides in a found chain s. Each nucleotide is coded with a capital letter of English alphabet: 'A', 'C', 'G... | instruction | 0 | 39,197 | 6 | 78,394 |
Tags: implementation, strings
Correct Solution:
```
import math
n=int(input())
s=list(input())
ar=[0]*1000
for ch in s:
if ch!='?':
ar[ord(ch)]+=1
if n%4==0:
val=n//4
for i in range(n):
if s[i]=='?' and val>ar[ord('A')]:
s[i]='A'
ar[ord('A')]+=1
fo... | output | 1 | 39,197 | 6 | 78,395 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The process of mammoth's genome decoding in Berland comes to its end!
One of the few remaining tasks is to restore unrecognized nucleotides in a found chain s. Each nucleotide is coded with a capital letter of English alphabet: 'A', 'C', 'G... | instruction | 0 | 39,198 | 6 | 78,396 |
Tags: implementation, strings
Correct Solution:
```
n=int(input())
s=input()
arr=[]
for i in range(0,len(s)):
arr.append(s[i])
a=0
g=0
c=0
t=0
q=0
index=[]
for i in range(0,len(s)):
if(s[i]=="A"):
a+=1
elif(s[i]=="G"):
g+=1
elif(s[i]=="C"):
c+=1
elif(s[i]=="T"):
t=t+1... | output | 1 | 39,198 | 6 | 78,397 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The process of mammoth's genome decoding in Berland comes to its end!
One of the few remaining tasks is to restore unrecognized nucleotides in a found chain s. Each nucleotide is coded with a capital letter of English alphabet: 'A', 'C', 'G... | instruction | 0 | 39,199 | 6 | 78,398 |
Tags: implementation, strings
Correct Solution:
```
f=int(input())
t=list(input())
if f%4!=0:
print('===')
else:
a=t.count('A')
y= t.count('T')
c= t.count('C')
g=t.count('G')
b=t.count('?')
v=f//4
if max(a,y,c,g)<=v:
for j in range(v-a):
t[t.index('?')]='A'
... | output | 1 | 39,199 | 6 | 78,399 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The process of mammoth's genome decoding in Berland comes to its end!
One of the few remaining tasks is to restore unrecognized nucleotides in a found chain s. Each nucleotide is coded with a capital letter of English alphabet: 'A', 'C', 'G... | instruction | 0 | 39,200 | 6 | 78,400 |
Tags: implementation, strings
Correct Solution:
```
n = int(input())
genomes = list(input())
if n % 4 != 0 or any([genomes.count(x) > n // 4 for x in 'ACGT']):
print('===')
else:
cnt = {}
for x in 'ACGT':
cnt[x] = n // 4 - genomes.count(x)
for i in range(n):
if genomes[i] == '?':
for x in 'ACGT':
... | output | 1 | 39,200 | 6 | 78,401 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The process of mammoth's genome decoding in Berland comes to its end!
One of the few remaining tasks is to restore unrecognized nucleotides in a found chain s. Each nucleotide is coded with a capital letter of English alphabet: 'A', 'C', 'G... | instruction | 0 | 39,201 | 6 | 78,402 |
Tags: implementation, strings
Correct Solution:
```
n = int(input())
s = input()
def yolo():
if n % 4:
print("===")
return
A = s.count("A")
C = s.count("C")
T = s.count("T")
G = s.count("G")
if max(A,C,T,G) > n / 4:
print("===")
return
filled = ""
for i in s:
if i != "?":
filled += i
else:
i... | output | 1 | 39,201 | 6 | 78,403 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The process of mammoth's genome decoding in Berland comes to its end!
One of the few remaining tasks is to restore unrecognized nucleotides in a found chain s. Each nucleotide is coded with a capital letter of English alphabet: 'A', 'C', 'G... | instruction | 0 | 39,202 | 6 | 78,404 |
Tags: implementation, strings
Correct Solution:
```
input()
s = input()
a = s.count('A')
c = s.count('C')
g = s.count('G')
t = s.count('T')
n = len(s)
if n%4!=0:
print('===')
exit()
n=int(n/4)
if a > n or c > n or g > n or t > n:
print('===')
exit()
s = s.replace('?','A',n - a)
s = s.replace('?', 'C',n ... | output | 1 | 39,202 | 6 | 78,405 |
Provide tags and a correct Python 3 solution for this coding contest problem.
The process of mammoth's genome decoding in Berland comes to its end!
One of the few remaining tasks is to restore unrecognized nucleotides in a found chain s. Each nucleotide is coded with a capital letter of English alphabet: 'A', 'C', 'G... | instruction | 0 | 39,203 | 6 | 78,406 |
Tags: implementation, strings
Correct Solution:
```
n=int(input())
s=input()
if (n%4!=0):
print("===")
else:
t=n//4
a=t-s.count("A")
b=t-s.count("C")
c=t-s.count("G")
d=t-s.count("T")
if (a>=0 and b>=0 and c>=0 and d>=0):
e="A"*a+"C"*b+"G"*c+"T"*d
i=0
f=""
... | output | 1 | 39,203 | 6 | 78,407 |
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