Submission #2236124

---

Source Code Expand

#include <cstdio>
#include <cmath>

#define N 100
int main(void){
  int n;
  int x[N], y[N];
  int max = 0;
  
  scanf("%d", &n);
  for (int i=0; i<n; i++){
    scanf("%d%d", &x[i], &y[i]);
  }
  
  for (int i=0; i<n; i++){
    for (int j=0; j<i; j++){
      int dx, dy, tmp;
      dx = x[i] - x[j];
      dy = y[i] - y[j];
      tmp = dx*dx + dy*dy;
      if (tmp > max) max = tmp;
    }
  }
  printf("%lf\n", sqrt(max));
  
  return 0;
}
  

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:10:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &n);
                  ^
./Main.cpp:12:32: 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