Submission #2409422

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Source Code Expand

#include <stdio.h>
#include <math.h>
int n;
int ans;
int x[110],y[110];
int max(int a,int b){
	return a>b?a:b;
}
int main(){
	scanf("%d",&n);
	for(int i=1;i<=n;i++){
		scanf("%d %d",&x[i],&y[i]);
	}
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++){
			ans = max(ans,(x[i]-x[j])*(x[i]-x[j])+(y[i]-y[j])*(y[i]-y[j]));
		}
	}
	printf("%.8lf",(double)sqrt(ans));
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:10:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
                ^
./Main.cpp:12:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&x[i],&y[i]);
                             ^

Judge Result