Java求两个数的最大公约数和最小公倍数

public class Common {

public static void main(String[] args) { // TODO Auto-generated method stub

Common cc = new Common();

my(15, 19);

mb(15, 19);

}

/**

* 求a和b的最大公约数

*/

public void commy(int a, int b) {

int i = 1;

int commyue = 0;

int c = a;

if (c < b)

c = b;

while (i <= c) {

if (a % i == 0 && b % i == 0)

commyue = i;

i++;

}

System.out.println(commyue);

}

/**

* a和b的最小公倍数

*

* @param a

* @param b

*/

public void commb(int a, int b) {

int c = a;

int commbe = 0;

if (c < b)

c = b;

while (c <= a * b) {

if (c % a == 0 && c % b == 0) {

commbe = c;

break;

}

c++;

}

System.out.println(commbe);

}

}