JAVA

lcm

//Java program to find LCM of two numbers
import java.util.Scanner;
public class lcm{	
public static void main(String[] args)	{	
//scanner class declaration		
Scanner sc = new Scanner(System.in);		
//input from the user				
System.out.print("Enter the first number : ");
int num1 = sc.nextInt();		//input from the user		System.out.print("Enter the second number : ");				int num2 = sc.nextInt();		//logic for finding lcm of both numbers                int i;		int a =(num1 > num2)? num1 : num2;		for(i = a ; i <= num1*num2 ; i=i+a)		{			if(i % num1 == 0 && i % num2 == 0)				break;		}		//printing result		System.out.println("LCM of "+num1+" and "+num2+" is : "+i);		//closing scanner class(not compulsory, but good practice)		sc.close();										}}

LCM

#include <stdio.h>

int main() {

    int n1, n2, i, gcd, lcm;

    printf("Enter two positive integers: ");
    scanf("%d %d", &n1, &n2);

    // loop to find the GCD
    for (i = 1; i <= n1 && i <= n2; ++i) {
        
        // check if i is a factor of both integers
        if (n1 % i == 0 && n2 % i == 0)
            gcd = i;
    }

    lcm = (n1 * n2) / gcd;

    printf("The LCM of two numbers %d and %d is %d.", n1, n2, lcm);
    return 0;
}