class Reverse
{
public static void main(String args[])
{
int num = Integer.parseInt(args[0]);
//take argument as command line
int remainder, result=0;
while(num>0)
{
remainder = num%10;
result = result * 10 + remainder;
num = num/10;
}
System.out.println("Reverse number is : "+result);
}
}