Submission

Status:

[PP-SSSSSSSS]

Subtask/Task Score:

{0/100}

Score: 0

User: comprogslayer

Problemset: A.Six Zero

Language: python

Time: 0.094 second

Submitted On: 2025-12-26 22:15:25

import math
n = int(input())
zero_c = 0
ans = 0
for i in range(n) :
    s = input()
    ans = 0
    zero_c = 0
    for e in s[-1::-1] :
        if e == '0' :
            zero_c += 1
        else :
            ans += math.comb(zero_c,2)
    print(ans)