lcm of an array
import java.util.*;
class Main {
public static void main(String[] args) {
int array[] = {8, 4, 2, 16};
//initialize LCM and GCD with the first element
int lcm = array[0];
int gcd = array[0];
//loop through the array to find GCD
//use GCD to find the LCM
for(int i=1; i<array.length; i++){
gcd = findGCD(array[i], lcm);
lcm = (lcm*array[i])/gcd;
}
//output the LCM
System.out.println("LCM: "+lcm);
}
//recursive function to find GCD of two numbers
public static int findGCD(int a, int b){
//base condition
if(b == 0)
return a;
return findGCD(b, a%b);
}
}