/* Find the acceleration */

#include <stdio.h>

int main()
{
    static float FORCE_OF_GRAVITY = 9.81;
    int pullforce = 20;
    float coeffOfFriction = 0.2;
    float weight = 5.0;
    /*calculate and display acceleration */
    printf("Acceleration a = %f(m/s^2)\n",(pullforce-coeffOfFriction*weight*FORCE_OF_GRAVITY)/weight);
    return 0;
}