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  1. #include <iostream>
  2. #include <vector>
  3.  
  4. using namespace std;
  5.  
  6. class Solution {
  7. private:
  8.  
  9. public:
  10.  
  11. };
  12.  
  13. int main()
  14. {
  15.     ios_base::sync_with_stdio(false);
  16.     //cin.tie(NULL);
  17.     int t,ans;
  18.     string s;
  19.     vector<char> v;
  20.     cin >> t;
  21.     while (t--) {
  22.         cin >> s;
  23.         ans = 0;
  24.         for (int i=0;i<s.size();i++) {
  25.             if (s[i]=='<') {
  26.                 v.push_back('<');
  27.             }
  28.             else {
  29.                 if (v.empty()) {
  30.                     break;
  31.                 }
  32.                 else {
  33.                     v.pop_back();
  34.                 }
  35.                 if (v.empty()) {
  36.                     ans = i+1;
  37.                 }
  38.             }
  39.         }
  40.         cout << ans << endl;
  41.     }
  42.     return 0;
  43. }
  44.  
Success #stdin #stdout 0s 4452KB
comments (?)
stdin
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7
<<>>
><
<>
<><><>
<>><><><>
<<<>>><><>
><><>
stdout
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4
0
2
6
2
10
0
https://ideone.com/6HQabT
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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