Program to find largest among three integer.

import java.io.*;
class LargestOfThreeNum
{
public static void main(String args[])
{
int num1,num2,num3;
DataInputStream r = new DataInputStream(System.in);
try
{
System.out.println("Enter the value of Num1");
num1 = Integer.parseInt(r.readLine());
System.out.println("Enter the value of Num2");
num2 = Integer.parseInt(r.readLine());
System.out.println("Enter the value of Num3");
num3 = Integer.parseInt(r.readLine());
if(num1>num2)
{
if(num1>num3)
{
System.out.println("Greater Number is = "+num1);
}
else
{
System.out.println("Greater Number is = "+num3);
}
}
else
{
if(num2>num3)
{
System.out.println("Greater Number is = "+num2);
}
else
{
System.out.println("Greater Number is = "+num3);
}
}
}
catch(Exception e)
{
System.out.println("error is occur in = "+e);
}
}
}