Submission #2249330

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Source Code Expand

#include <stdio.h>
#include <math.h>

int main(int argc, char * argv[]) {
    int n;
    int x[100], y[100];
    int max = 0;

    scanf("%d", &n);

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

    for (int j = 0; j < n; j++) {
        for (int i = 0; i < n; i++) {
            int d = (x[i] - x[j]) * (x[i] - x[j]) + (y[i] - y[j]) * (y[i] - y[j]);
            if (d > max) max = d;
        }
    }

    printf("%f\n", sqrt(max));

    return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:9:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ^
./Main.c:12:9: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &x[i], &y[i]);
         ^

Judge Result