Java coding for beginners

1.prime number program

2. Write a Java Program for Fibonacci series.

3. Write a Java Program to find whether a string or number is palindrome or not.

4.Write a Java Program to check Armstrong number.

5.Write a Java Program to find the duplicate characters in a string.

6.Write a Java Program to reverse a string without using String inbuilt function.

7.Write a Java Program to swap two numbers with using the third variable.

8.Write a Java Program to swap two numbers without using the third variable.

9.Write a Java Program to demonstrate Scroll up/ Scroll down.

10.Write a Java Program to find the duplicate characters in a string.

11.Java Program To Calculate Electricity Bill | Example

12.Java Program To Calculate Average Of N Numbers