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Write a java program to find the lcm .Given input in the form of day interval of dinner. Find the day on which they both will lunch together / dinner together.


Program
import java.util.Scanner;
public class lcm {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter the day interval of Sam:");
int n1 = sc.nextInt();
System.out.println("Enter the day interval of Riya:");
int n2 = sc.nextInt();
if(n1<=0 || n2<=0)
{
System.out.println("Given interval is not valid");
return;
}
int lcm;
lcm = (n1 > n2) ? n1 : n2;
while(true) {
if( lcm % n1 == 0 && lcm % n2 == 0 ) {
System.out.printf("Sam and Riya will have their dinner on day "+lcm);
break;
}
++lcm;
}
 
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Input
Output