Submission #1514123

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Source Code Expand

#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <algorithm>
typedef long long ll ;
#define rep(i, a, b) for (int i = a; i <= b; ++ i) 
using namespace std ;

char s[200005] ;

int main() {
	scanf("%s", s + 1) ;
	int top = 0, n = strlen(s + 1), ans = n ;
	rep(i, 1, n) {
		if (s[i] == 'S') {
			++ top ;
		} else {
			if (top) -- top, ans -= 2 ;
		}
	}
	printf("%d\n", ans) ;
	return 0 ; 
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:13:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s", s + 1) ;
                     ^

Judge Result