Submission #1516831

---

Source Code Expand

#include <bits/stdc++.h>
using namespace std;

//--------------------------------------------
#define FOR(i,a,b) for(int i=(a);i<(b);i++)
#define RFOR(i,a,b) for(int i=(b)-1;i>=(a);i--)
#define REP(i,n) FOR(i,0,n)
#define RREP(i,n) RFOR(i,0,n)
#define LL long long
#define INF INT_MAX/3

//--------------------------------------------
const double EPS = 1e-14;
const double PI  = acos(-1.0);

//--------------------------------------------

int main(){
  string S;
  int t = 0;
  int s = 0;

  cin >> S;

  REP (i, int(S.size())) {
    if (S.at(i) == 'S') s++;
    else {
      if (s > 0) s--;
      else t++;
    }
  }
  printf("%d\n",s + t);
}

Submission Info

Judge Result