Let's learn basic java programs.
Java program to calculate area of a circle
Java program to add two numbers
Java program to calculate area of rectangle
Java convert binary to decimal
System arraycopy() method in java
Convert char array to string in java
How to get current date and time in java
Java program to convert decimal number to binary
How to delete a directory in java
Java program to delete specified integer from an array
Java program to print Floyd’s triangle
Java program to find IP address of a system
Java program to check even or odd number
How to get last modified date of a file in java
Java program to find if given year is leap year
Java program to find transpose of a matrix
Java program to check if a number is palindrome or not
Java program to check whether string is palindrome
Java program to display pascal triangle
Java program to check whether number is prime or not
Java program to print alphabets
Java program to print multiplication table of any number
Java program to delete vowels in a given string
Random number generator in java
Java program to find simple interest
How to sort a string array in java
Java remove character from string
Java program to swap two numbers
Symmetric matrix program in java
Convert string to date in java
Java program to convert integer value into binary
Matrix multiplication in java using function
Java program to swap two numbers using function
Java program to swap two numbers using bitwise operator
Java program to find circumference of a circle
Java program to calculate area of circle using method
Java program to find perimeter of a rectangle
Calculate area of rectangle using class in java
Calculate area of rectangle using default constructor in java
Calculate area of rectangle using parameterized constructor in java
Calculate area of rectangle using constructor overloading in java
Find minimum and maximum values in a java array
Static method – java convert decimal to octal
Recursion – java program to convert decimal to octal
How to remove element from arraylist in java
Java program to print odd and even numbers in an array
Even odd program in java using ternary operator
Java Bitwise AND to check a given number is odd or even
Java program to print armstrong number from 1 to 1000
Java program to check armstrong number
Java program find GCD and LCM of two numbers using euclid’s algorithm
Java program to remove vowels from a string using switch case
Java program to remove vowels from string using StringBuffer class
Java program to display prime numbers from 1 to 100
Java program to check if it is a sparse matrix
Java program to find largest in three numbers using ternary operator
Java program to find the largest in three numbers using nested if
Sort string array in case insensitive order and case sensitive order java
Java program to sort names in an alphabetical order
Java program to convert decimal to binary using toBinaryString and stack
Java program to convert decimal number to binary & count number of 1s
Java program to check whether string is palindrome using library methods
Java program to check palindrome string using recursion
Java program to add two numbers using method
Java program to find LCM of two numbers
Java program to find largest of three numbers
Remove duplicate elements in an array in java
Java program to find area and perimeter of square
Java program to check neon number
Area of equilateral triangle in java
Convert uppercase to lowercase in java without using string function
Area and perimeter of trapezium in java
Area of Isosceles Triangle in java
Perimeter of parallelogram in java
Array java programs examples with output for practice
Java program to find area of circle using bufferedreader
Addition of two numbers in java using class and objects
Java program to find area of triangle
Subtract two numbers without using arithmetic operators in java
Multiply two numbers without using arithmetic operators in java
Convert decimal number to binary in java without using array
Decimal number to binary in java using recursion
Java program to convert decimal to hexadecimal using recursion
Java program convert decimal to octal using while loop
Remove element from a specific index from an array in java
Java program to insert an element at specific position in an array
Display even and odd numbers in java using for loop
Armstrong number in java using recursion
Inverted floyd triangle of numbers in java
Reverse factorial program in java
Factorial from 1 to 10 in java
4 Digit Armstrong number in java
Java program to find trace of a matrix
Linear search in java using recursion
Check leap year or not using conditional operator in java
Convert String to HexaDecimal in java
Convert binary to decimal in java using recursion
Print pattern in java 1 01 101 0101 10101
Floyd’s triangle number pattern using while loop in java
Floyd’s triangle star pattern in java
Java program to print prime numbers in a given range
Pascal’s triangle in java using recursion
Pascal triangle in java using array
Pascal triangle program in java without using arrays
Java program to check palindrome number using recursion
String palindrome in java without using reverse method
Java program bubble sort in ascending and descending order
Transpose of a matrix in java without using second matrix
Transpose of a matrix in java using BufferedReader
Get current date and time in java 8
Reverse a string in java without using reverse function
Reverse a string word by word in java
Java program to calculate compound interest
Multiplication table in java using array
Java program to print prime numbers from 2 to N
Prime number program in java using scanner
Java program to print prime numbers upto n
Add two matrices in java using bufferedreader
Difference between for and for each loop in java
How to sort an array without using sort method in java
Sort characters alphabetically in a string in java
Reverse an array without using another array in java
Reverse an array in java using for loop
Java code to rename all files in a folder
Program to find area of rectangle using inheritance in java
Java program to find area of circle and rectangle using interface
Java program to calculate area of circle rectangle and triangle using switch
Swap two variables in java in single line
Swap three variables in java without temporary variable
Create Dynamic 2D array in java
How to sort TreeSet in descending order in java
TreeMap sort by values in java
TreeMap comparator() method in java with examples
Java program to remove consonants from a string
Find GCD of three numbers in java
Java program to print armstrong numbers between given range
Java program to calculate sum of even and odd numbers in an array
Java program to print odd and even numbers between 1 and 100
Count number of even and odd elements in an array in java
Java program to put even & odd elements of an array in 2 separate arrays
How to remove last element from ArrayList in java
Java program to find maximum and minimum number without using array
How to remove duplicates from array in java without using collections
Java do while loop with user input
Java program to add two numbers using bufferedreader
String palindrome in java using stringbuffer
String palindrome in java using array
How to check if a string is in alphabetical order in java
Arrange words of a sentence in alphabetical order in java
Java program to find largest of four numbers using nested if
Java program to find smallest of three numbers using ternary operator