#include <stdio.h>
#include <stdlib.h>
#define YES 1		//YES = 1
#define NO 0		//NO = 0

int comp(int src,int des); /*if src>=des, return 1, otherwise, return 0*/

int main() {
    int penny,dol,quart,dim,nickl,old;
    int remainder;
    int flag;

    flag = YES;
    while ( YES == flag ) {
        penny = remainder = 0;
        dol = quart = dim = nickl = 0;
	printf("Pls input the number of Pennies: \n");
        scanf("%d",&penny);
        old = penny;
        if (comp(penny,100)) {        /* penny is greater than 1$*/
            remainder = penny%100;
            if (remainder != 0)
                dol = (penny - remainder)/100;
            else
                dol = penny/100;
            penny = remainder;
        }
        if (comp(penny,25)) {        /* penny is greater than 1 quarter*/
            remainder = penny % 25;
            if (remainder != 0)
                quart = (penny - remainder)/25;
            else
                quart = penny/25;
            penny = remainder;
        }
        if (comp(penny,10)) {         /*penny is greater than 1 dime*/
            remainder = penny % 10;
            if (remainder != 0)
                dim = (penny - remainder)/10;
            else
                dim = penny/10;
            penny = remainder;
        }
        if (comp(penny,5)) {         /*penny is greater than 1 nickel*/
            remainder = penny % 5;
            if (remainder != 0)
                nickl = (penny - remainder)/5;
            else
                nickl = penny/5;
            penny = remainder;
        }
        printf("Input %d pennies\n\n",old);
        printf("Got %d dollars, %d quarters, %d dimes and %d nickels. \nRemains %d pennies\n",
          dol, quart, dim, nickl,penny);
        printf("\n\nPress 'n' to exit, otherwise, any key to continue\n");
        flag=('n' == getchar()? NO : YES);
    }

    return 0;
}
 

int comp(int src,int des) {
    if (src>=des)
        return 1;
    else
        return 0; 
}