java中钱找零的方法

public class Money {
    public static void main(String[] args) {
        Money m = new Money();
        int cost=201;
        int cath=1000;
        int ralch=cath-cost;
        System.out.println("一百元:"+m.getMonet(ralch));
        //用支付完100元以后的结果在计算50的应该找几张
        ralch=ralch%100;
        System.out.println("50的："+m.getfifty(ralch));
        ralch=ralch%50;
        System.out.println("20元的找几张："+m.getSecond(ralch));
        ralch=ralch%20;
        System.out.println("10元的找几张："+m.getTen(ralch));
        ralch=ralch%10;
        System.out.println("5元的找几张："+m.getfive(ralch));
        ralch=ralch%5;
        System.out.println("2元的找几张："+m.getTwo(ralch));
        ralch=ralch%2;
        System.out.println("1元的找几张："+m.getOne(ralch));
    }

    public int getMonet(int s) {
        return s / 100;
    }

    public int getfifty(int f) {
        return f / 50;
    }

    public int getSecond(int g) {
        return g / 20;
    }

    public int getTen(int t) {
        return t / 10;
    }

    public int getfive(int v) {
        return v / 5;
    }

    public int getTwo(int w) {
        return w / 2;
    }
    public int getOne(int o){
        return o/1;
    }
}