Submission #2444735

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Source Code Expand

#include<iostream>
#include<cmath>
#include<cstdio>
#include<algorithm>//初音未来天下第一 
using namespace std;
int x[100001],y[100001];
double ans;
inline double miku(int i,int j)//Miku函数打天下 
{
	int a=x[i]-x[j];
	int b=y[i]-y[j];
	return sqrt(a*a+b*b);
}
int main()
{
	int n;
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>x[i]>>y[i];
	}
	for(int i=1;i<n;i++)
	{
		for(int j=i+1;j<=n;j++)
		{
			ans=max(ans,miku(i,j));
		}
	}
	printf("%.6f\n",&ans);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:29:22: warning: format ‘%f’ expects argument of type ‘double’, but argument 2 has type ‘double*’ [-Wformat=]
  printf("%.6f\n",&ans);
                      ^

Judge Result