Submission #1354606

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Source Code Expand

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

char s[200010];
stack<int> st;

int main(){
	scanf("%s", s);
	for(int i = 0; s[i]; i++){
		if(s[i] == 'S'){ st.push(1); }
		else{
			if(st.empty() || st.top() != 1) st.push(0); 
			else st.pop();
		}
	}
	printf("%d\n", st.size());
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:16:26: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘std::stack<int>::size_type {aka long unsigned int}’ [-Wformat=]
  printf("%d\n", st.size());
                          ^
./Main.cpp:8:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s", s);
                ^

Judge Result