Submission #18382

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Source Code Expand

#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <cassert>
#include <iostream>
#include <sstream>
#include <vector>
#include <queue>
#include <set>
#include <map>
#include <utility>
#include <numeric>
#include <algorithm>
#include <bitset>
#include <complex>
#include <stdlib.h>
using namespace std;


int main(){
int n;
int sum=0;
scanf("%d\n",&n);
for(int i = 0 ; i<n;i++){
char a;
	scanf("%c",&a);

	if(a=='A'){
		sum+=4;
	}else if(a=='B'){
		sum+=3;
	}else if(a=='C'){
		sum+=2;
	}else if(a=='D'){
		sum+=1;
	}
}
double ans;
ans=double(sum)/double(n);
printf("%.9f\n",ans);


}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:24:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
./Main.cpp:27:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result