#include <stdio.h>
#include <cs50.h>

int main(void)
{
float n = get_float("Amount of Change \n");
int r = 0;

{
do
{
printf("amount \n");
n = get_float();
}
while (n < 0);
}


int x = n*100;

//prompt user

//keep track of coins used
//q, d, n, p

while (x >= 25)
{
    r += 1;
    x = x - 25;
}
while (x >= 10)
{
    r+= 1;
    x = x - 10;
}
while (x >= 5)
{
    r +=1;
    x = x - 5;
}
while (x >= 1)
{
    r += 1;
    x = x - 1;
}
printf("\n");
printf("%d\n",r);
}