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.
Sometimes it is hard to prepare tests for programming problems. Now Bob is preparing tests to new problem about strings — input data to his problem is one string. Bob has 3 wrong solutions to this problem. The first gives the wrong answer if... | instruction | 0 | 65,143 | 0 | 130,286 |
Tags: hashing, strings
Correct Solution:
```
from itertools import permutations
from sys import stdin
from functools import lru_cache
input = stdin.readline
s1, s2, s3 = input().strip(), input().strip(), input().strip()
@lru_cache(None)
def findPattern(s):
#print(s)
slen = len(s)
p = [0]*slen
ci = 0
... | output | 1 | 65,143 | 0 | 130,287 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sometimes it is hard to prepare tests for programming problems. Now Bob is preparing tests to new problem about strings — input data to his problem is one string. Bob has 3 wrong solutions to th... | instruction | 0 | 65,144 | 0 | 130,288 |
No | output | 1 | 65,144 | 0 | 130,289 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sometimes it is hard to prepare tests for programming problems. Now Bob is preparing tests to new problem about strings — input data to his problem is one string. Bob has 3 wrong solutions to th... | instruction | 0 | 65,145 | 0 | 130,290 |
No | output | 1 | 65,145 | 0 | 130,291 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sometimes it is hard to prepare tests for programming problems. Now Bob is preparing tests to new problem about strings — input data to his problem is one string. Bob has 3 wrong solutions to th... | instruction | 0 | 65,146 | 0 | 130,292 |
No | output | 1 | 65,146 | 0 | 130,293 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Sometimes it is hard to prepare tests for programming problems. Now Bob is preparing tests to new problem about strings — input data to his problem is one string. Bob has 3 wrong solutions to th... | instruction | 0 | 65,147 | 0 | 130,294 |
No | output | 1 | 65,147 | 0 | 130,295 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started thinking about the following problem. Given a st... | instruction | 0 | 65,176 | 0 | 130,352 |
Tags: dp, strings
Correct Solution:
```
s, t = input(), input()
n, m = len(t), len(s) + 1
d = 1000000007
g = [1] * m
f = k = 0
for i in range(1, m):
if s[i - n:i] == t: k = i
if k: f = (f + g[k - n]) % d
g[i] += (g[i - 1] + f) % d
print(f)
``` | output | 1 | 65,176 | 0 | 130,353 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started thinking about the following problem. Given a st... | instruction | 0 | 65,177 | 0 | 130,354 |
Tags: dp, strings
Correct Solution:
```
s = input()
t = input()
n = len(s)
m = len(t)
t = t + '$' + s
p = [0] * (n + m + 1)
k = 0
for i in range(1, n + m + 1):
while k > 0 and t[k] != t[i]:
k = p[k - 1]
if t[k] == t[i]:
k += 1
p[i] = k
ans = [0] * n
sums = [0] * (n + 1)
curs = 0
was = Fa... | output | 1 | 65,177 | 0 | 130,355 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started thinking about the following problem. Given a st... | instruction | 0 | 65,178 | 0 | 130,356 |
Tags: dp, strings
Correct Solution:
```
MOD = 10 ** 9 + 7
s, t = input(), input()
p = t + '#' + s
z = [0] * len(p)
l = r = 0
for i in range(1, len(p)):
if i <= r:
z[i] = min(r - i + 1, z[i - l])
while i + z[i] < len(p) and p[z[i]] == p[i + z[i]]:
z[i] += 1
if i + z[i] - 1 > r:
l, r ... | output | 1 | 65,178 | 0 | 130,357 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started thinking about the following problem. Given a st... | instruction | 0 | 65,179 | 0 | 130,358 |
Tags: dp, strings
Correct Solution:
```
s, t = input(), input()
n, m = len(t), len(s)
d = 10 ** 9 + 7
p = [0] * (n + 1)
i, j = 0, 1
while j < n:
if t[i] == t[j]:
j += 1
i += 1
p[j] = i
elif i: i = p[i]
else: j += 1
i = j = 0
f = [0] * (m + 1)
while j < m:
if t[i] == s[j]:
... | output | 1 | 65,179 | 0 | 130,359 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started thinking about the following problem. Given a st... | instruction | 0 | 65,180 | 0 | 130,360 |
Tags: dp, strings
Correct Solution:
```
def main():
s, t = input(), input()
n, m = len(s), len(t)
t = '$'.join((t, s))
p = [0]
k = 0
for i in range(1, n + m + 1):
while k and t[k] != t[i]:
k = p[k - 1]
if t[k] == t[i]:
k += 1
p.append(k)
ans = ... | output | 1 | 65,180 | 0 | 130,361 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started thinking about the following problem. Given a st... | instruction | 0 | 65,181 | 0 | 130,362 |
Tags: dp, strings
Correct Solution:
```
s, t = input(), input()
n, m = len(t), len(s) + 1
d = 1000000007
g = [1] * m
f = k = 0
for i in range(1, m):
if s[i - n:i] == t: k = i
if k: f = (f + g[k - n]) % d
g[i] += (g[i - 1] + f) % d
print(f)
# Made By Mostafa_Khaled
``` | output | 1 | 65,181 | 0 | 130,363 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started thinking about the following problem. Given a st... | instruction | 0 | 65,182 | 0 | 130,364 |
Tags: dp, strings
Correct Solution:
```
#!/usr/bin/env python
# coding=utf-8
s, t = input(), input()
n, m = len(s), len(t)
t = '$'.join((t, s))
p = [0]
k = 0
for i in range(1, n + m + 1):
while k and t[k] != t[i]:
k = p[k - 1]
if t[k] == t[i]:
k += 1
p.append(k)
ans = [0] * n
sums = [0] * (... | output | 1 | 65,182 | 0 | 130,365 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started thinking about the following problem. Given a st... | instruction | 0 | 65,183 | 0 | 130,366 |
Tags: dp, strings
Correct Solution:
```
s, t = input(), input()
n, m = len(t), len(s) + 1
h = t + ' ' + s
d = 1000000007
f = [0] * m
s = [1] * m
i = k = 0
p = [-1] + [0] * len(h)
for j in range(1, n + m):
while i + 1 and h[i] != h[j]: i = p[i]
i += 1
p[j + 1] = i
if j > n:
j -= n
if i... | output | 1 | 65,183 | 0 | 130,367 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started t... | instruction | 0 | 65,184 | 0 | 130,368 |
Yes | output | 1 | 65,184 | 0 | 130,369 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started t... | instruction | 0 | 65,185 | 0 | 130,370 |
No | output | 1 | 65,185 | 0 | 130,371 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started t... | instruction | 0 | 65,186 | 0 | 130,372 |
No | output | 1 | 65,186 | 0 | 130,373 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started t... | instruction | 0 | 65,187 | 0 | 130,374 |
No | output | 1 | 65,187 | 0 | 130,375 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Hamed has recently found a string t and suddenly became quite fond of it. He spent several days trying to find all occurrences of t in other strings he had. Finally he became tired and started t... | instruction | 0 | 65,188 | 0 | 130,376 |
No | output | 1 | 65,188 | 0 | 130,377 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember it. But Stepan remembers some information abou... | instruction | 0 | 66,087 | 0 | 132,174 |
Tags: *special, constructive algorithms
Correct Solution:
```
import sys
data = sys.stdin.read().split()
data.reverse()
def read(): return int(data.pop())
def readStr(): return data.pop()
n = read()
C = [0] + [read() for i in range(n)]
ans = ""
ch, cht = 'a', 'b'
for i in range(n, 0, -1) :
while C[i] > 0 :
... | output | 1 | 66,087 | 0 | 132,175 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember it. But Stepan remembers some information abou... | instruction | 0 | 66,088 | 0 | 132,176 |
Tags: *special, constructive algorithms
Correct Solution:
```
n = int(input())
c = list(map(int, input().strip().split()))
subStrings = []
alt = 0
for i in range(n-1,-1,-1):
while c[i] > 0:
alt = (alt + 1) % 2
if alt == 1:
substr = 'a'*(i+1)
subStrings.append(substr)
... | output | 1 | 66,088 | 0 | 132,177 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember it. But Stepan remembers some information abou... | instruction | 0 | 66,089 | 0 | 132,178 |
Tags: *special, constructive algorithms
Correct Solution:
```
n = int(input())
arr = list(map(int, input().split()))
for i in range(n-1, 0, -1):
for j in range(i-1, -1, -1):
arr[j] -= arr[i]*(i-j+1)
s = "a"
def rev(c):
if c == "a":
return "b"
else:
return "a"
for i in range(n):
f... | output | 1 | 66,089 | 0 | 132,179 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember it. But Stepan remembers some information abou... | instruction | 0 | 66,090 | 0 | 132,180 |
Tags: *special, constructive algorithms
Correct Solution:
```
import sys
n = int(input())
c = list(map(int, input().split()))
cc = ord('a')
ans = ""
cur = n - 1
if 1:
cur = n - 1
while cur >= 0:
while c[cur] > 0:
if chr(cc) > 'z':
cc = ord('a')
ans += chr(cc) * (... | output | 1 | 66,090 | 0 | 132,181 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember it. But Stepan remembers some information abou... | instruction | 0 | 66,091 | 0 | 132,182 |
Tags: *special, constructive algorithms
Correct Solution:
```
n = int(input())
a = list(map(int, input().split()))
cur = 0
k = 0
for i in range(n - 1, -1, -1):
k += cur
a[i] -= k
k += a[i]
cur += a[i]
b = [[0, 0]] * n;
for i in range(n - 1, -1, -1):
b[i] = [ a[i], i + 1 ]
b.sort()
b.reverse()
"""
for i in range(n)... | output | 1 | 66,091 | 0 | 132,183 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember it. But Stepan remembers some information abou... | instruction | 0 | 66,092 | 0 | 132,184 |
Tags: *special, constructive algorithms
Correct Solution:
```
n = int(input())
arr = list(map(int, input().split()))
c = 'a'
s = ""
for i in range(n - 1, -1, -1):
for j in range(arr[i]):
for k in range(0, i + 1):
s += c
if(c == 'a'):
c = 'b'
else:
c = 'a... | output | 1 | 66,092 | 0 | 132,185 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember it. But Stepan remembers some information abou... | instruction | 0 | 66,093 | 0 | 132,186 |
Tags: *special, constructive algorithms
Correct Solution:
```
n=int(input())
c=[0]+list(map(int,input().split()))
ans=[]
for i in reversed(range(1,n+1)):
for x in ans:
c[i]-=x-i+1
ans+=[i]*c[i]
a=True
for x in ans:
print(end=('a' if a else 'b')*x)
a=not a
``` | output | 1 | 66,093 | 0 | 132,187 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember it. But Stepan remembers some information abou... | instruction | 0 | 66,094 | 0 | 132,188 |
Tags: *special, constructive algorithms
Correct Solution:
```
n = int(input())
a = [0] + list(map(int, input().split()))
for i in range(n, 0, -1):
for j in range(i + 1, n + 1):
a[i] -= a[j] * (j - i + 1)
x = 'b'
for i in range(1, n + 1):
for _ in range(a[i]):
for __ in range(i):
prin... | output | 1 | 66,094 | 0 | 132,189 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember... | instruction | 0 | 66,095 | 0 | 132,190 |
Yes | output | 1 | 66,095 | 0 | 132,191 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember... | instruction | 0 | 66,096 | 0 | 132,192 |
No | output | 1 | 66,096 | 0 | 132,193 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Stepan had a favorite string s which consisted of the lowercase letters of the Latin alphabet.
After graduation, he decided to remember it, but it was a long time ago, so he can't now remember... | instruction | 0 | 66,097 | 0 | 132,194 |
No | output | 1 | 66,097 | 0 | 132,195 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S of length N-1. Each character in S is `<` or `>`.
A sequence of N non-negative integers, a_1,a_2,\cdots,a_N, is said to be good when the following condition is satisfied for all i (1 \leq i \leq N-1):
* If S_i= `<`: a_i<a_{i+1}
... | instruction | 0 | 66,243 | 0 | 132,486 |
"Correct Solution:
```
s = input().replace('><','> <').split()
ans = 0
#print(list(s))
for st in s:
lt = st.count('<')
gt = len(st) - lt
if lt > gt:
gt -= 1
else:
lt -= 1
ans += (lt*lt+lt)//2 + (gt*gt+gt)//2
print(ans)
``` | output | 1 | 66,243 | 0 | 132,487 |
Provide a correct Python 3 solution for this coding contest problem.
Given is a string S of length N-1. Each character in S is `<` or `>`.
A sequence of N non-negative integers, a_1,a_2,\cdots,a_N, is said to be good when the following condition is satisfied for all i (1 \leq i \leq N-1):
* If S_i= `<`: a_i<a_{i+1}
... | instruction | 0 | 66,248 | 0 | 132,496 |
"Correct Solution:
```
s=input()
sl=len(s)
l=[0 for i in range(sl+1)]
for i in range(sl):
if s[i]=='<':
l[i+1]=max(l[i]+1, l[i+1])
for i in reversed(range(sl)): # reversed(range(sl))
if s[i]=='>':
l[i]=max(l[i+1]+1, l[i])
print(sum(l))
``` | output | 1 | 66,248 | 0 | 132,497 |
Provide a correct Python 3 solution for this coding contest problem.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the i-th character of T from the beginning.)
* T_j = `B`
* ... | instruction | 0 | 66,290 | 0 | 132,580 |
"Correct Solution:
```
S = input()
N = len(S)
MOD = 10**9 + 7
DP = [[1] * 4 for _ in range(N + 1)]
# initialize
DP[N][3] = 1
DP[N][0] = 0
DP[N][1] = 0
DP[N][2] = 0
for i in range(N-1, -1, -1):
for j in range(3, -1, -1):
DP[i][j] = DP[i+1][j] * (3 if S[i]=='?' else 1)
if j<3:
DP[i][j] +=... | output | 1 | 66,290 | 0 | 132,581 |
Provide a correct Python 3 solution for this coding contest problem.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the i-th character of T from the beginning.)
* T_j = `B`
* ... | instruction | 0 | 66,291 | 0 | 132,582 |
"Correct Solution:
```
mod = 1000000007
S = input()
n = 1
a = 0
ab = 0
abc = 0
for s in S:
if s in "A":
a += n
if s in "B":
ab += a
if s == "C":
abc += ab
if s in "?":
n, a, ab, abc = 3 * n, 3 * a + n, 3 * ab + a, 3 * abc + ab
n %= mod
a %= mod
ab %= mod
... | output | 1 | 66,291 | 0 | 132,583 |
Provide a correct Python 3 solution for this coding contest problem.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the i-th character of T from the beginning.)
* T_j = `B`
* ... | instruction | 0 | 66,292 | 0 | 132,584 |
"Correct Solution:
```
S = input(); N = len(S)
a,b,c,d = 0,0,0,1
mod = 10**9+7
for x in reversed(S):
if x == "?":
a,b,c,d = (3*a+b)%mod, (3*b+c)%mod, (3*c+d)%mod, 3*d%mod
elif x == "A": a = (a+b)%mod
elif x == "B": b = (b+c)%mod
elif x == "C": c = (c+d)%mod
print(a)
``` | output | 1 | 66,292 | 0 | 132,585 |
Provide a correct Python 3 solution for this coding contest problem.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the i-th character of T from the beginning.)
* T_j = `B`
* ... | instruction | 0 | 66,293 | 0 | 132,586 |
"Correct Solution:
```
MOD = 10 ** 9 + 7
S = input()
N = len(S)
dp = [[0] * 4 for _ in range(N + 1)]
dp[0][0] = 1
for i in range(N):
for j in range(4):
s = S[i]
m1 = 3 if s == '?' else 1
m2 = 1 if j != 0 and (s == '?' or s == 'ABC'[j - 1]) else 0
dp[i + 1][j] = (m1 * dp[i][j] + m2 ... | output | 1 | 66,293 | 0 | 132,587 |
Provide a correct Python 3 solution for this coding contest problem.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the i-th character of T from the beginning.)
* T_j = `B`
* ... | instruction | 0 | 66,294 | 0 | 132,588 |
"Correct Solution:
```
s = input()
n = len(s)
mod = 10**9+7
cnt = 0
dp = [[0 for i in range(4)] for j in range(n+1)]
dp[0][0] = 1
for i in range(1,n+1):
if s[i-1] in "A?":
dp[i][1] += dp[i-1][0]
if s[i-1] in "B?":
dp[i][2] += dp[i-1][1]
if s[i-1] in "C?":
dp[i][3] += dp[i-1][2]
for j in range(4):
... | output | 1 | 66,294 | 0 | 132,589 |
Provide a correct Python 3 solution for this coding contest problem.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the i-th character of T from the beginning.)
* T_j = `B`
* ... | instruction | 0 | 66,295 | 0 | 132,590 |
"Correct Solution:
```
s=input()
mod=10**9+7
a=0
ab=0
abc=0
q=1
for i in s:
if i=="?":
abc*=3
abc+=ab
ab*=3
ab+=a
a*=3
a+=q
q*=3
q%=mod
elif i=="A":
a+=q
elif i=="B":
ab+=a
else:
abc+=ab
abc%=mod
ab%=mod
... | output | 1 | 66,295 | 0 | 132,591 |
Provide a correct Python 3 solution for this coding contest problem.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the i-th character of T from the beginning.)
* T_j = `B`
* ... | instruction | 0 | 66,296 | 0 | 132,592 |
"Correct Solution:
```
s=input()
mod=10**9+7
n,a,b,c=1,0,0,0
for i in s:
if i=="A":
a+=n
if i=="B":
b+=a
if i=="C":
c+=b
if i=="?":
n,a,b,c=3*n,3*a+n,3*b+a,3*c+b
n%=mod
a%=mod
b%=mod
c%=mod
print(c)
``` | output | 1 | 66,296 | 0 | 132,593 |
Provide a correct Python 3 solution for this coding contest problem.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the i-th character of T from the beginning.)
* T_j = `B`
* ... | instruction | 0 | 66,297 | 0 | 132,594 |
"Correct Solution:
```
# D - We Love ABC
S = list(input())
MOD = 10**9 + 7
n_possible = 1 # その場所以前の文字列としてあり得るパターン
A = 0 # その場所以前の文字列におけるA数
B = 0
C = 0
for s in S:
if s == "A":
A += n_possible
elif s == "B":
B += A
elif s == "C":
C += B
else:
# X = 3*X + Y
# この場... | output | 1 | 66,297 | 0 | 132,595 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the... | instruction | 0 | 66,298 | 0 | 132,596 |
Yes | output | 1 | 66,298 | 0 | 132,597 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the... | instruction | 0 | 66,299 | 0 | 132,598 |
Yes | output | 1 | 66,299 | 0 | 132,599 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the... | instruction | 0 | 66,300 | 0 | 132,600 |
Yes | output | 1 | 66,300 | 0 | 132,601 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the... | instruction | 0 | 66,301 | 0 | 132,602 |
Yes | output | 1 | 66,301 | 0 | 132,603 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the... | instruction | 0 | 66,302 | 0 | 132,604 |
No | output | 1 | 66,302 | 0 | 132,605 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the... | instruction | 0 | 66,303 | 0 | 132,606 |
No | output | 1 | 66,303 | 0 | 132,607 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the... | instruction | 0 | 66,304 | 0 | 132,608 |
No | output | 1 | 66,304 | 0 | 132,609 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
The ABC number of a string T is the number of triples of integers (i, j, k) that satisfy all of the following conditions:
* 1 ≤ i < j < k ≤ |T| (|T| is the length of T.)
* T_i = `A` (T_i is the... | instruction | 0 | 66,305 | 0 | 132,610 |
No | output | 1 | 66,305 | 0 | 132,611 |
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 of length n consisting of lowercase Latin letters. You may apply some operations to this string: in one operation you can delete some contiguous substring of this string... | instruction | 0 | 66,492 | 0 | 132,984 |
No | output | 1 | 66,492 | 0 | 132,985 |
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 of length n consisting of lowercase Latin letters. You may apply some operations to this string: in one operation you can delete some contiguous substring of this string... | instruction | 0 | 66,493 | 0 | 132,986 |
No | output | 1 | 66,493 | 0 | 132,987 |
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 of length n consisting of lowercase Latin letters. You may apply some operations to this string: in one operation you can delete some contiguous substring of this string... | instruction | 0 | 66,494 | 0 | 132,988 |
No | output | 1 | 66,494 | 0 | 132,989 |
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