求m，n的最小公倍数和最大公约数m>n

package com.xiaojiang;import java.util.LinkedList;public class mianshi {public static void main(String[] args) {int m =10,n=3;System.out.println(divisor(m,n));System.out.println(gbs(m,n));}     public static int divisor(int m,int n){        if(m%n==0){             return n;         }else{             return divisor(n,m%n);         }      }          public static int gbs(int a,int b){          int gbs = 0;          gbs = a*b/divisor(a,b);          return gbs;      }  }