Java Programs in java ~ foundjava

Java programs are frequently asked in the interview. These programs can be asked from control statements, array, string, oops etc. Let's see the list of java programs.

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1) Fibonacci series

Write a java program to print fibonacci series without using recursion and using recursion.

Input: 10

Output: 0 1 1 2 3 5 8 13 21 34

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2) Prime number

Write a java program to check prime number.

Input: 44

Output: not prime number

Input: 7

Output: prime number

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3) Palindrome number

Write a java program to check palindrome number.

Input: 329

Output: not palindrome number

Input: 12321

Output: palindrome number

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4) Factorial number

Write a java program to print factorial of a number.

Input: 5

Output: 120

Input: 6

Output: 720

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5) Armstrong number

Write a java program to check Armstrong number.

Input: 153

Output: Armstrong number

Input: 22

Output: not Armstrong number

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6) Bubble Sort

Write a java program to sort an array elements using bubble sort algorithm.

Input: 18 9 33 4 84 32

Output: 4 9 18 32 33 84

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7) Selection Sort

Write a java program to sort an array elements using selection sort algorithm.

Input: 18 9 33 4 84 32

Output: 4 9 18 32 33 84

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8) Insertion Sort

Write a java program to sort an array elements using insertion sort algorithm.

Input: 18 9 33 4 84 32

Output: 4 9 18 32 33 84