#include <stdio.h>
#include <conio.h>

 int lcm(int number1, int number2);

int main()
{
	int x, y;
	int n = 5;

	while (n--) {
		printf("give 2 numbers : ");
		scanf("%d%d", &x, &y);
	 	printf("lcm = %d\n", lcm(x, y));
	}
	getch();
	return 0;
}
 

int lcm(int number1, int number2)
{
	int i;
	int max = (number1 > number2) ? number1 : number2;

	for (i = max; i <= number1 * number2; i += max)
		if (i % number1 == 0 && i % number2 == 0)
			return i;
}