Top 100 Java programs

Java program to print “HelloWorld” message.

Java program to Add and substract two numbers- 5 ways.

Java program to perform Multiplication of two numbers- 5 ways.

Java program to perform Multiplication of two numbers without using  * operator.

Java program to Calculate Area of Circle – 5 ways.

Java program to Calculate Area of Triangle – 5 ways.

Java program to Calculate Average of 3 numbers- 6 ways.

Java program to accept the marks of Student in 5 different subject and Calculate total and percentage.

Java program to perform operation (Addition, Substraction, Multiplication, Division) without using third variable.

Java program to print Greatest of 2 number.

Java program to check greatest or equal of 2 number.

Java program to check the number is even or odd- 5 different ways.

Java program to print even number from 7 to 700.

Java program to check the number is equal to 2000 or not.

Java program to check the year is leap year or not.

Java program to check Character is vowel or Consonant.

Java program to accept character as input and check whether it is Capital letter, Small Letter, or symbol.

Java program to print Table(1 to 15).

Java Program to print ASCII Table.

Java program to Calculate and Display the sum of 4 digits number.

Java program to Obtain the sum of first and last digit of four digit number.

Java program to calculate sum of the first 100 positive integers.

Java program to check whether given number is Armstrong or not.

Java program to reverse the string.

Java program to print Fibonacci Series.

Java program to print Factorial of Number- 7 ways.

Java program to check whether the string is palindrome or not.

Java program to swap two numbers using third variable.

Java program to swap two numbers without using third variable.

Java program to calculate the power of Number.

Java program to add two matrix.

Java program to multiply two matrix.

Java program to Calculate diagonal element.

Java program to compare two string.

Java program to Concatenate two string.

Java program to calculate the String length.

Java program to replace the string.

Java program to print the given string “WELCOME” in reverse and lowercase, like “emoclew”.

Java program to calculate square root.

Java program to calculate cube root.

Java program to find sum of all digits between 10 and 50, which are divisible by 3.

Java program to search a particular number present in the given list.

Java program to perform the given series: 2+4+6+8+……….+20.

Java program to perform the given series: 1 2 3 4 5 …………. 10.

Java program to perform the given series: 1*2*4*8*+-..20.

Java program to perform the given series: 10 9 8 7  …………. 1.

Java program to perform the given series: 10 20 30 ………….100.

Java program to perform the given series: 1 + 2 + 3 + ………….100.

Java program to find out all odd numbers divisible by 5 from the range of integers 200 to 800.

Java program to print odd number from 1 to 10.