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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5. int t;
  6. cin>>t;
  7. while(t--)
  8. {
  9. string str;
  10. cin>>str;
  11. stack<char> st;
  12.  
  13. for(int i=0;i<str.length();i++)
  14. {
  15.     if(str[i]=='{' || str[i]=='(' || str[i]=='[')
  16.     st.push(str[i]);
  17.     else if(!st.empty()){
  18.  
  19.     if(str[i]=='}' && st.top()=='{' )
  20.     st.pop();
  21.     else if(str[i]==')' && st.top()=='(' )
  22.     st.pop();
  23.     else if(str[i]==']' && st.top() == '[' )
  24.     st.pop();
  25.     }
  26.     else if(st.empty())
  27.     {
  28.     	cout<<"not balanced\n";
  29.     	break;
  30.     }
  31.  
  32. }
  33. if(st.empty())
  34. cout<<"balanced\n";
  35. else cout<<"not balanced\n";
  36.  
  37. }
  38. return 0;
  39. }
Success #stdin #stdout 0s 16064KB
comments (?)
stdin
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6
{([])}
()
()[]
((((
))}}}}}}]]]]
{}{})))
stdout
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balanced
balanced
balanced
not balanced
not balanced
balanced
not balanced
balanced
https://ideone.com/TbRBdG
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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