Gcd.java

import java.util.*;
class Gcd
{
 public static int gcd(int n1,int n2)
 {
 while(n1!=n2)
 {
 if(n1>n2)
 {
 n1=n1-n2;
 } 
 else
 {
 n2=n2-n1;
 }
 } 
 return n1; 

 } 
 public static void main(String args[])
 {
 int n1,n2;
 Scanner Sc = new Scanner(System.in);
 System.out.print("enter n1:");
 n1=Sc.nextInt();
 System.out.print("enter n2:");
 n2=Sc.nextInt();
 System.out.println("gcd of "+n1+" and "+n2+" is "+gcd(n1,n2));
 }
 
}