public class GCD_LCM {
public static int gcd(int a, int b) {
while (b != 0) {
int temp = b;
b = a - (a / b) * b;
a = temp;
}
return a;
}
public static int lcm(int a, int b) {
return (a * b) / gcd(a, b);
}
public static int main() {
System.out.println(gcd(48, 18));
System.out.println(gcd(100, 75));
System.out.println(gcd(17, 19));
System.out.println(lcm(12, 18));
System.out.println(lcm(15, 25));
System.out.println(lcm(7, 13));
return 0;
}
}