PTA Book Festival Answers

#include <stdio.h>
int main()
{
    int m;    
    double n;
    float x,y;
    scanf("%lf",&n);
    m = n / 100;
    x=m*50.00;
    y=n-m*50.00;
    printf("%.2lf\n%.2lf\n",x,y);
    return 0;
}