Submission #2561376

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Source Code Expand

#include<cstdio>
#include<iostream>
#include<cmath>
#include<algorithm>
using namespace std;
double a,b,c,n,m,ans;
int main()
{
	cin>>n;
	m=n-1;
	cin>>a;
	while(m)
	{
		cin>>b;
		ans+=b-a;
		m--;
		if(m==0)
		break;
		cin>>a;
		ans+=a-b;
		m--;
		if(m==0)
		break;
	}
	ans/=(n-1);
	if(!(ans/1))
	printf("%d",ans);
	else
	printf("%.3lf",ans);
	cout<<endl;
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:27:17: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘double’ [-Wformat=]
  printf("%d",ans);
                 ^

Judge Result