message stringlengths 2 23.8k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 97 109k | cluster float64 0 0 | __index_level_0__ int64 194 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some letters in a, so that k should contain as many non-o... | instruction | 0 | 57,546 | 0 | 115,092 |
Tags: brute force, constructive algorithms, implementation, strings
Correct Solution:
```
import string
from collections import defaultdict
INF = 2147483647
string_a = input()
string_b = input()
string_c = input()
dict_a = defaultdict(int)
dict_b = defaultdict(int)
dict_c = defaultdict(int)
for ch in string_a:
d... | output | 1 | 57,546 | 0 | 115,093 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some letters in a, so that k should contain as many non-o... | instruction | 0 | 57,547 | 0 | 115,094 |
Tags: brute force, constructive algorithms, implementation, strings
Correct Solution:
```
import copy
a = input()
b = input()
c = input()
aa = {}
bb = {}
cc = {}
for i in 'abcdefghijklmnopqrstuvwxyz':
aa[i] = 0
bb[i] = 0
cc[i] = 0
for i in a:
aa[i] += 1
for i in b:
bb[i] += 1
for i in c:
... | output | 1 | 57,547 | 0 | 115,095 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some lette... | instruction | 0 | 57,548 | 0 | 115,096 |
Yes | output | 1 | 57,548 | 0 | 115,097 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some lette... | instruction | 0 | 57,549 | 0 | 115,098 |
Yes | output | 1 | 57,549 | 0 | 115,099 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some lette... | instruction | 0 | 57,550 | 0 | 115,100 |
Yes | output | 1 | 57,550 | 0 | 115,101 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some lette... | instruction | 0 | 57,551 | 0 | 115,102 |
Yes | output | 1 | 57,551 | 0 | 115,103 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some lette... | instruction | 0 | 57,552 | 0 | 115,104 |
No | output | 1 | 57,552 | 0 | 115,105 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some lette... | instruction | 0 | 57,553 | 0 | 115,106 |
No | output | 1 | 57,553 | 0 | 115,107 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some lette... | instruction | 0 | 57,554 | 0 | 115,108 |
No | output | 1 | 57,554 | 0 | 115,109 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Professor GukiZ doesn't accept string as they are. He likes to swap some letters in string to obtain a new one.
GukiZ has strings a, b, and c. He wants to obtain string k by swapping some lette... | instruction | 0 | 57,555 | 0 | 115,110 |
No | output | 1 | 57,555 | 0 | 115,111 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Latin letters. Your task is to find any two-gram co... | instruction | 0 | 57,748 | 0 | 115,496 |
Tags: implementation, strings
Correct Solution:
```
matrix = [[0 for j in range(26)] for i in range(26)]
n = int(input())
s = input()
max_i, max_j, max_v = 0, 0, 0
for i in range(1, n):
x, y = s[i - 1], s[i]
i_alph = ord(x) - ord('A')
j_alph = ord(y) - ord('A')
matrix[i_alph][j_alph] += 1
if max_v <... | output | 1 | 57,748 | 0 | 115,497 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Latin letters. Your task is to find any two-gram co... | instruction | 0 | 57,749 | 0 | 115,498 |
Tags: implementation, strings
Correct Solution:
```
"""n=int(input())
f=input().split(' ')
v=list()
max=0
for i in range(0,n):
if int(f[i])>max:
max=int(f[i])
v.append(int(f[i]))
ans=0
#dp={i:0 for i in range(0,max+1)}
dp=dict()
for el in v:
if el-1 not in dp:
dp[el-1]=0
dp[el]=dp[el-1... | output | 1 | 57,749 | 0 | 115,499 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Latin letters. Your task is to find any two-gram co... | instruction | 0 | 57,750 | 0 | 115,500 |
Tags: implementation, strings
Correct Solution:
```
n=int(input())
s=input()
dic={}
for i in range(0,n-1):
a=s[i:i+2]
if a in dic:
dic[a]+=1
else:
dic[a]=1
l=len(dic)
h=sorted((value,key) for (key,value) in dic.items())
print(h[l-1][1])
``` | output | 1 | 57,750 | 0 | 115,501 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Latin letters. Your task is to find any two-gram co... | instruction | 0 | 57,751 | 0 | 115,502 |
Tags: implementation, strings
Correct Solution:
```
from statistics import mode
def most_common(name):
return mode(name)
n = int(input(""))
word = input("")
word1 = []
for i in range(len(word)-1):
word1.append(word[i:i+2])
a = most_common(word1)
print(a)
``` | output | 1 | 57,751 | 0 | 115,503 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Latin letters. Your task is to find any two-gram co... | instruction | 0 | 57,752 | 0 | 115,504 |
Tags: implementation, strings
Correct Solution:
```
n=int(input())
s=input()
m=[]
for i in range(n-1):
m.append(s[i:i+2])
print(max(m,key=m.count))
``` | output | 1 | 57,752 | 0 | 115,505 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Latin letters. Your task is to find any two-gram co... | instruction | 0 | 57,753 | 0 | 115,506 |
Tags: implementation, strings
Correct Solution:
```
n = int(input())
s = input()
d = []
ans = ""
max_ = 0
for i in range(n-1):
if not s[i] + s[i+1] in d:
d.append(s[i] + s[i+1])
f = 0
for j in range(i,n-1):
if s[j] + s[j+1] == s[i] + s[i+1]:
f += 1
if f >... | output | 1 | 57,753 | 0 | 115,507 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Latin letters. Your task is to find any two-gram co... | instruction | 0 | 57,754 | 0 | 115,508 |
Tags: implementation, strings
Correct Solution:
```
input()
xs = input()
prev = ""
d = {}
for x in xs:
a = prev + x
if a in d:
d[a] += 1
else:
d[a] = 1
prev = x
max_a = ""
max = -float('inf')
for k, v in d.items():
if v >= max:
max = v
max_a = k
print(max_a)
``` | output | 1 | 57,754 | 0 | 115,509 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Latin letters. Your task is to find any two-gram co... | instruction | 0 | 57,755 | 0 | 115,510 |
Tags: implementation, strings
Correct Solution:
```
n = int(input())
s = input()
D = dict()
for i in range(len(s) - 1):
if s[i] + s[i + 1] in D:
D[s[i] + s[i + 1]] += 1
else:
D[s[i] + s[i + 1]] = 1
Max = -1
ans = ""
for key in D:
if D[key] > Max:
Max = D[key]
ans = key
print(ans)
``` | output | 1 | 57,755 | 0 | 115,511 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Lati... | instruction | 0 | 57,756 | 0 | 115,512 |
Yes | output | 1 | 57,756 | 0 | 115,513 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Lati... | instruction | 0 | 57,757 | 0 | 115,514 |
Yes | output | 1 | 57,757 | 0 | 115,515 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Lati... | instruction | 0 | 57,758 | 0 | 115,516 |
Yes | output | 1 | 57,758 | 0 | 115,517 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Lati... | instruction | 0 | 57,759 | 0 | 115,518 |
Yes | output | 1 | 57,759 | 0 | 115,519 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Lati... | instruction | 0 | 57,760 | 0 | 115,520 |
No | output | 1 | 57,760 | 0 | 115,521 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Lati... | instruction | 0 | 57,761 | 0 | 115,522 |
No | output | 1 | 57,761 | 0 | 115,523 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Lati... | instruction | 0 | 57,762 | 0 | 115,524 |
No | output | 1 | 57,762 | 0 | 115,525 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Two-gram is an ordered pair (i.e. string of length two) of capital Latin letters. For example, "AZ", "AA", "ZA" — three distinct two-grams.
You are given a string s consisting of n capital Lati... | instruction | 0 | 57,763 | 0 | 115,526 |
No | output | 1 | 57,763 | 0 | 115,527 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independently). Let us define the unbalancedness of S' as follow... | instruction | 0 | 57,768 | 0 | 115,536 |
"Correct Solution:
```
S = input()
max0 = 0
max1 = 0
amax0 = []
amax1 = []
mi0 = 0
mi1 = 0
h0 = 0
h1 = 0
for i, c in enumerate(S):
if c=="1":
h1 += 1
if h1-mi1 > max1:
max1 = h1-mi1
amax1 = [i]
elif h1-mi1 == max1:
amax1.append(i)
h0 -= 1
... | output | 1 | 57,768 | 0 | 115,537 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independently). Let us define the unbalancedness of S' as follow... | instruction | 0 | 57,769 | 0 | 115,538 |
"Correct Solution:
```
S = input()
N = len(S)
A = [0]*(N+1)
for i,s in enumerate(S,1):
if s=="1":
A[i] = A[i-1]+1
else:
A[i] = A[i-1]-1
m = max(A)
B = [A[-1]]*(N+1)
C = [m-A[-1]]*(N+1)
for i in range(N):
i = N-i-1
B[i] = max(A[i],B[i+1])
C[i] = m-B[i]
d = 0
e = 0
D = A[:]
E = A[:]... | output | 1 | 57,769 | 0 | 115,539 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independently). Let us define the unbalancedness of S' as follow... | instruction | 0 | 57,770 | 0 | 115,540 |
"Correct Solution:
```
def main():
S = input()
size = [[[[0, 0]], []], [[], []]]
length = 0
for s in S:
size2 = [[[], []], [[], []], [[], []]]
if s != "0":
for i in range(2):
for j in range(2):
if size[i][j]:
for x,... | output | 1 | 57,770 | 0 | 115,541 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independently). Let us define the unbalancedness of S' as follow... | instruction | 0 | 57,771 | 0 | 115,542 |
"Correct Solution:
```
def main():
S = input()
size = [[[[0, 0]], []], [[], []]]
length = 0
for s in S:
size2 = [[[], []], [[], []], [[], []]]
if s != "0":
for i in range(2):
for j in range(2):
if size[i][j]:
for x,... | output | 1 | 57,771 | 0 | 115,543 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independently). Let us define the unbalancedness of S' as follow... | instruction | 0 | 57,772 | 0 | 115,544 |
"Correct Solution:
```
S = input()
c = 0
cum = [c]
for s in S:
if s == "1":
c += 1
else:
c -= 1
cum.append(c)
max_cum = [None] * (len(S) + 1)
max_cum[-1] = cum[-1]
for i in reversed(range(len(S))):
max_cum[i] = max(cum[i], max_cum[i + 1])
z = max_cum[0]
def f(m):
c = 0
fz = c
... | output | 1 | 57,772 | 0 | 115,545 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independently). Let us define the unbalancedness of S' as follow... | instruction | 0 | 57,773 | 0 | 115,546 |
"Correct Solution:
```
def bisect(ng, ok, judge):
while abs(ng-ok) > 1:
m = (ng+ok)//2
if judge(m):
ok = m
else:
ng = m
return ok
def solve(S):
d = {'0':0,'1':1,'?':2}
S = tuple(d[c] for c in S)
lookup = ((-1,-1),(1,1), (-1,1))
def judge(target_... | output | 1 | 57,773 | 0 | 115,547 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independently). Let us define the unbalancedness of S' as follow... | instruction | 0 | 57,774 | 0 | 115,548 |
"Correct Solution:
```
S = list(input())
N = len(S)
Z = 0
SUM = 0
for s in S:
if s == "1":
SUM += 1
Z = max(Z,SUM)
else:
SUM -= 1
ruiseki_max = [0]
MAX = SUM
for s in S[1:][::-1]:
if s == "1":
SUM -= 1
else:
SUM += 1
MAX = max(MAX,SUM)
ruiseki_max.append(MAX-SUM)
def f(Z):
SUM = ... | output | 1 | 57,774 | 0 | 115,549 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independently). Let us define the unbalancedness of S' as follow... | instruction | 0 | 57,775 | 0 | 115,550 |
"Correct Solution:
```
S = input()
L = 0
U = len(S)
while U - L > 1:
M = (U + L) // 2
OK = False
for i in range(2):
A = i
B = M
if A % 2 != B % 2: B -= 1
NG = False
for s in S:
if s == '0':
A -= 1
B -= 1
elif... | output | 1 | 57,775 | 0 | 115,551 |
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, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independ... | instruction | 0 | 57,776 | 0 | 115,552 |
Yes | output | 1 | 57,776 | 0 | 115,553 |
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, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independ... | instruction | 0 | 57,777 | 0 | 115,554 |
Yes | output | 1 | 57,777 | 0 | 115,555 |
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, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independ... | instruction | 0 | 57,778 | 0 | 115,556 |
Yes | output | 1 | 57,778 | 0 | 115,557 |
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, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independ... | instruction | 0 | 57,779 | 0 | 115,558 |
Yes | output | 1 | 57,779 | 0 | 115,559 |
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, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independ... | instruction | 0 | 57,780 | 0 | 115,560 |
No | output | 1 | 57,780 | 0 | 115,561 |
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, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independ... | instruction | 0 | 57,781 | 0 | 115,562 |
No | output | 1 | 57,781 | 0 | 115,563 |
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, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independ... | instruction | 0 | 57,782 | 0 | 115,564 |
No | output | 1 | 57,782 | 0 | 115,565 |
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, where each character is `0`, `1`, or `?`.
Consider making a string S' by replacing each occurrence of `?` with `0` or `1` (we can choose the character for each `?` independ... | instruction | 0 | 57,783 | 0 | 115,566 |
No | output | 1 | 57,783 | 0 | 115,567 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string X, which has an even number of characters. Half the characters are `S`, and the other half are `T`.
Takahashi, who hates the string `ST`, will perform the following operation 10^{10000} times:
* Among the occurrences of `ST` in X a... | instruction | 0 | 57,883 | 0 | 115,766 |
"Correct Solution:
```
x=input()
s_cnt=0
t_cnt=0
for i in x:
if i=="S":
s_cnt+=1
elif s_cnt>0:
s_cnt-=1
else:
t_cnt+=1
print(s_cnt+t_cnt)
``` | output | 1 | 57,883 | 0 | 115,767 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string X, which has an even number of characters. Half the characters are `S`, and the other half are `T`.
Takahashi, who hates the string `ST`, will perform the following operation 10^{10000} times:
* Among the occurrences of `ST` in X a... | instruction | 0 | 57,884 | 0 | 115,768 |
"Correct Solution:
```
s=input()
ls=len(s)
c=0
ans=0
for i in range(ls):
if s[i]=='S':
c+=1
elif c>0:
ans+=2
c-=1
print(ls-ans)
``` | output | 1 | 57,884 | 0 | 115,769 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string X, which has an even number of characters. Half the characters are `S`, and the other half are `T`.
Takahashi, who hates the string `ST`, will perform the following operation 10^{10000} times:
* Among the occurrences of `ST` in X a... | instruction | 0 | 57,885 | 0 | 115,770 |
"Correct Solution:
```
s = input().strip()
x=0
r=0
for c in s:
if c == "S":
x += 1
else:
if x != 0:
x -= 1
r += 2
print(len(s)-r)
``` | output | 1 | 57,885 | 0 | 115,771 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string X, which has an even number of characters. Half the characters are `S`, and the other half are `T`.
Takahashi, who hates the string `ST`, will perform the following operation 10^{10000} times:
* Among the occurrences of `ST` in X a... | instruction | 0 | 57,886 | 0 | 115,772 |
"Correct Solution:
```
s = input()
count = 0
sc = 0
for c in s:
if c=='S':
sc+=1
else:
if sc > 0:
sc -= 1
count += 1
print(len(s) - count*2)
``` | output | 1 | 57,886 | 0 | 115,773 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string X, which has an even number of characters. Half the characters are `S`, and the other half are `T`.
Takahashi, who hates the string `ST`, will perform the following operation 10^{10000} times:
* Among the occurrences of `ST` in X a... | instruction | 0 | 57,887 | 0 | 115,774 |
"Correct Solution:
```
S=input()
t=0
u=0
for v in S:
if v=="S":
t+=1
else:
if t>=1:
u+=2
t-=1
print(len(S)-u)
``` | output | 1 | 57,887 | 0 | 115,775 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string X, which has an even number of characters. Half the characters are `S`, and the other half are `T`.
Takahashi, who hates the string `ST`, will perform the following operation 10^{10000} times:
* Among the occurrences of `ST` in X a... | instruction | 0 | 57,888 | 0 | 115,776 |
"Correct Solution:
```
X = input()
s, t = 0, 0
for x in X:
if x == "S":
s += 1
else:
if s == 0:
t += 1
else:
s -= 1
print(s+t)
``` | output | 1 | 57,888 | 0 | 115,777 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string X, which has an even number of characters. Half the characters are `S`, and the other half are `T`.
Takahashi, who hates the string `ST`, will perform the following operation 10^{10000} times:
* Among the occurrences of `ST` in X a... | instruction | 0 | 57,889 | 0 | 115,778 |
"Correct Solution:
```
x = input()
s=0
ans=0
for i in x:
if i == "S":
s+=1
else:
if s==0:
ans +=1
else:
s-=1
print(ans+s)
``` | output | 1 | 57,889 | 0 | 115,779 |
Provide a correct Python 3 solution for this coding contest problem.
We have a string X, which has an even number of characters. Half the characters are `S`, and the other half are `T`.
Takahashi, who hates the string `ST`, will perform the following operation 10^{10000} times:
* Among the occurrences of `ST` in X a... | instruction | 0 | 57,890 | 0 | 115,780 |
"Correct Solution:
```
x = input()
n = len(x)
res = 0
tres = 0
for c in x:
if c == 'T':
tres += 1
else:
tres -= 1
res = max(tres,res)
print(res * 2)
``` | output | 1 | 57,890 | 0 | 115,781 |
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