Java logical programs list

Java Basic Programs

  1. Java Hello world program
  2. Java Program to Add two Numbers
  3. Java Program to Subtract two Numbers
  4. Java Program to Multiply two Numbers
  5. Java Program to Check Whether a Number is Even or Odd.
  6. Check whether a character is a Vowel or Consonant.
  7. Java Program to find Average of Two Numbers
  8. Java Program to find Average of Three Numbers
  9. Java Program to find the Area of Square
  10. Java Program to Calculate Simple Interest
  11. Java Program to Calculate Compound Interest
  12. List of basic logical programs in Java
  13. How to print a Fibonacci series up to a given number in Java?
  14. How to calculate the factorial of a given number in java?
  15. How to check whether an integer number is a prime number or not in java?
  16. How to check whether a number is a perfect number or not in java?
  17. How to check whether a number is an Armstrong number or not in java?
  18. How to reverse a number in Java?
  19. How to check whether a number is a Palindrome number or not in Java?
  20. How to swap two numbers without using a third variable in Java?
  21. How to reverse a string without using the reverse() method in java?
  22. How to check whether a String is a Palindrome or not in java?
  23. How to count characters from the string in java?
  24. How to check if two strings are anagrams of each other?
  25. How to count the occurrence of the given character in a string in java?
  26. How to swap two strings without using the third variable in java?

Java Pattern Printing Programs

  1. Star pattern programs [Tricks] in java
  2. Top 30-star pattern programs in java
  3. Top 10 Number pattern programs in java
  4. Top 10 Character pattern programs in java
  5. Top 50 Pattern printing programs in java

Java Series Printing Programs

  1. Print a Fibonacci series
  2. Print Series 1,2,9,28,65
  3. Java Program to Print Series 1,2,5,10,17
  4. Java Program to Print Series 2,4,8,16,32

Java Array-Based Programs

  1. Copy an Array
  2. Merge Two Arrays.
  3. Sum of Two Arrays.
  4. Print Odd/Even No. from an Array.
  5. Find the Sum of an Array
  6. Sum of Even Numbers in an Array.
  7. Average of Odd/Even Numbers in Array.
  8. Calculate Average Using Array
  9. Find the Smallest Number in an Array.
  10. Find the Largest Number in an Array.
  11. 2nd Largest Number in an Array.
  12. Remove duplicate elements in an Array.

Multi-Dimensional Array Programs

  1. Print Matrix or 2D Array.
  2. Read a Matrix from the User.

Java String Programs

  1. String length without using length() method.
  2. Count the Number of Vowels in a String.
  3. Swap two strings without using the third variable.
  4. Reverse a string without using the reverse() method.
  5. Check whether a String is a Palindrome or not in Java.
  6. Count characters from the string in Java.
  7. Check if the two strings are anagrams of each other.
  8. Count the occurrence of the given character in a string.
  9. Find the Sum of Digits in a String.
  10. Compare two Strings in Java.

Java Miscellaneous Programs

  1. Generate Random String in Java.