hello_world.java - Program to print hello world

Hello World

add_two_numbers.java - Program to add two numbers.

Enter two numbers to add : 

5 6
Sum is 11

odd_or_even.java - Program to check whether a given number is odd or even

Enter a number : 
60
60 is Even

prime.java - Program to check whether a given number is prime or not

Enter a number :
7
It is Prime

sum_natural_numbers.java - Program to find sum of first n natural numbers

Enter the nth natural number : 
10
Sum of first 10 natural numbers is 55

factors.java - Program to find factor of a given number

Enter the number : 
15
Factors of 15 are 
1
3
5
15

fibon.java - Program to print finonacci series upto n

Enter the number of fibonacci numbers needed :
5
The fibonacci series is 
0
1
1
2
3
5
8

factorial.java - Program to find factorial of a given number

Enter the number to find the factorial :
6
Factorial is 720

armstrong.java - Program to check given number is Armstrong or not

Enter a number : 
153
Armstrong

pallindrome.java - Program to check whether given number is palindrome or not

Enter a number : 
5665
Pallindrome