Submission #22966

---

Source Code Expand

#include <cstdio>
#include <algorithm>
#include <cmath>

using namespace std;

int x[111], y[111];
#define R(x) (x*x)

int main(void)
{
  int n; scanf("%d", &n);

  for(int i = 0; i < n; i++) {
    scanf("%d%d", x+i, y+i);
  }

  int res=0;
  for(int i = 0; i < n; i++) {
    for(int j = i+1; j < n; j++) {
      if( R(abs(x[i]-x[j]))+R(abs(y[i]-y[j]))>res ) {
        res = R(abs(x[i]-x[j]))+R(abs(y[i]-y[j]));
      }
    }
  }

  printf("%f\n", sqrt(res));
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:12:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
./Main.cpp:15:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result