Question

Prompt user to input distance in Kilometers and display it in meters.

Answer 1

#include <stdio.h>
int main() {
    // Prompt user to input distance in Kilometers 
    // and display it in meters.
    printf("Enter distance in Kilometers: ");
    int distance;
    scanf("%d", &distance);
    printf("%dkm = %dm\n", distance, distance * 1000);
    return 0;
}