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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. typedef long long ll;
  4. const int Mod=998244353;
  5. const ll INF = -10000000000000;
  6.  
  7. void solve() {
  8.     string s;
  9.     cin >> s;
  10.     int n=s.size();
  11.     vector<int> balance(n);
  12.     int bal=0;
  13.     for(int i=0;i<n;i++){
  14.       if(s[i]=='(') bal++;
  15.       else bal--;
  16.       balance[i]=bal;
  17.     }
  18.     int cnt=0;
  19.     for(int i=0;i<n;i++){
  20.         if(balance[i]==0){
  21.             cnt++;
  22.         }
  23.     }
  24.     if(cnt>=2) cout << "YES\n";
  25.     else cout << "NO\n";
  26.  
  27. }
  28.  
  29. int main(){ 
  30.     ios::sync_with_stdio(false);
  31.     cin.tie(nullptr);
  32.  
  33.     int t;
  34.     cin >> t;
  35.     while (t--) solve();
  36.  
  37.  
  38.     return 0;
  39. }
  40.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
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4
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(())()()
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stdout
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NO
YES
NO
YES
https://ideone.com/OJiM28
language:
C++ (gcc 8.3)
created:
15 days ago
visibility:
public

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