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  1. #include <cstdio>
  2.  
  3. using namespace std;
  4. typedef long long LL;
  5.  
  6. int main()
  7. {
  8.   int k=0,ans,o,c;
  9.   while(1)
  10.   {
  11.     char s[2001];
  12.     scanf("%s",s);
  13.     if(s[0]=='-')
  14.       break;
  15.     o = c = 0;
  16.     int i = 0;
  17.     while(s[i]!='\0')
  18.     {
  19.       if(s[i]=='{')
  20.         o++;
  21.       else
  22.       {
  23.         o--;
  24.         if(o<0)
  25.         {
  26.           o=1;
  27.           c++;
  28.         }
  29.       }
  30.       i++;
  31.     }
  32.     ans = c;
  33.     // +o/2;
  34.     printf("%d. %d\n",k+1,ans);
  35.     k++;
  36.   }
  37.   return 0;
  38. }
Success #stdin #stdout 0s 4384KB
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}}}}
--
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1. 2
https://ideone.com/vyrYqF
language:
C++14 (clang 8.0)
created:
3 years ago
visibility:
public

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