Cubic

#include "stdio.h"
double cube(double v)
{
      // return v*v*v;
      double ans;
      ans=v*v*v;
      return ans;
}
int main (void)
{
    double val;
    printf("Enter a number:\n");
    scanf("%lf", &val);
    printf("The cube of %lf is %lf\n", val,cube(val));
    system("pause");
    return 0;
}