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  1. #include <stdio.h>
  2. int main(void) {
  3.     double a, x;
  4.     printf("a=");
  5.     if (scanf("%lf", &a) != 1) {
  6.         return 1;
  7.     }
  8.     if (a > 0) {
  9.         x = a * 15;
  10.     } else {
  11.         x = a * -15;
  12.     }
  13.     printf("%lf\n", x);
  14.     return 0;
  15. }
Success #stdin #stdout 0.03s 25316KB
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#include <stdio.h>
int main(void) {
    double a, x;
    printf("a=");
    if (scanf("%lf", &a) != 1) {
        return 1;
    }
    if (a > 0) {
        x = a * 15;
    } else {
        x = a * -15;
    }
    printf("%lf\n", x);
    return 0;
}
https://ideone.com/cOWVS3
language:
PHP (php 7.3.5)
created:
1 day ago
visibility:
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