Submission #906273

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Source Code Expand

#include <stdio.h>
int main(){
  
  int a;
  int b1,b2;
  b1='S';
  b2='T';
  
  int count,length,catch;
  count=0; length=0; catch=0;
  for(;;){
    if((a=fgetc(stdin))=='\n'){break;}
    length++;
    if(count==0){
      if(a==b1){
        count++;
      }else if(a==b2){
      }
    }else if(count>0){
      if(a==b1){
        count++;
      }else if(a==b2){
        count=count-1;
        catch=catch+2;
      }
    }
  }
  printf("%d\n",length-catch);
  return 0;
}

Submission Info

Judge Result