Submission #2272740

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Source Code Expand

#include <stdio.h>
#include <math.h>
                                                                                                
  
int main(void){
                                                                                                
   
    int n, i, h, j;
   
    int x[101], y[101];

    double a = 0;

    double b = 0;
   
      
    scanf("%d", &n);
   

    for( i = 0 ; i < n ; i = i + 1 ){

        scanf("%d %d", &x[i], &y[i] );

        }


    for( h = 0 ; h < n ; h = h + 1 ){

        for( j = h + 1 ; j < n ; j = j + 1 ){

            a = sqrt( ( x[h] - x[j] ) * ( x[h] - x[j] ) + ( y[h] - y[j] ) * ( y[h] - y[j] ) );

            if( a > b ) b = a;

            }

        }
           

    printf("%f\n", b);


    return 0;
                                                          
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:17:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
                    ^
./Main.cpp:22:38: 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