Example: Java Program to Find LCM of Two Numbers using For loop

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// Java Program to Find LCM of Two Numbers using For loop
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);

        int p, q, i, g = 0, x;
        // p & q - To store the two positive numbers
        // x - To store the LCM number
        // g - To store the GCD

        System.out.println ("-----Enter the two positive integer numbers-----");
        p = in.nextInt();
        q = in.nextInt();

        for (i = 1; i <= p && i <= q; ++i) {
            if (p % i == 0 && q % i == 0) {
                g = i;
            }
        }

        x = (p * q) / g;
        System.out.println ("\nThe LCM of two positive numbers " + p + " & " + q + " is " + x);
    }
}