Submission #18476

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Source Code Expand

#include <cstdio>
#include <string>
#include <iostream>
using namespace std;

int n,score;
string s;

int main(){
    scanf("%d", &n);
    cin >> s;
    for(int i = 0; i < s.size(); i++){
	if(s[i] != 'F')	score += 4 - (s[i] - 'A');
    }
    if(!score) printf("0\n");
    else printf("%11.9lf\n", (double)score / (double)n);
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:10:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result