Java Programming Exercises, Practice, Solution

Write a java progrJava Program to Print an Integer (Entered by the User)

Write a Java Program to Add Two Integers

Write a Java Program to Multiply two Floating Point Numbers

Write a Java Program to Find ASCII Value of a character

Write a Java Program to Compute Quotient and Remainder

Write a Java Program to Swap Two Numbers

Write a Java Program to Check Whether a Number is Even or Odd

Write a Java Program to Check Whether an Alphabet is Vowel or Consonant

Write a Java Program to Find the Largest Among Three Number

Write a Java Program to Find all Roots of a Quadratic Equation

Write a Java Program to Check Leap Year

Write a Java Program to Check Whether a Number is Positive or Negative

write a Java Program to Check Whether a Character is Alphabet or Not

Write a Java Program to Calculate the Sum of Natural Numbers

Write a Java Program to Find Factorial of a Number

Write a Java Program to Generate Multiplication Table

Write a Java Program to Display Fibonacci Series

Write a Java Program to Find GCD of two Numbers

Write a Java Program to Find LCM of two Numbers

Write a Java Program to Display Alphabets (A to Z) using loop

Write a Java Program to Count Number of Digits in an Integer

Write a Java Program to Reverse a Number

Write a Java Program to Calculate the Power of a Number

Write a Java Program to Check Palindrome

Write a Java Program to Check Whether a Number is Prime or Not

Write a Java Program to Display Prime Numbers Between Two Intervals

Write a Java Program to Display Prime Numbers Between Intervals Using Function

Write a Java Program to Display Factors of a Number

Write a Java Program to Make a Simple Calculator Using switch…case

Write a Java Program to Find G.C.D Using Recursion

Write a Java Program to Convert Binary Number to Decimal and vice-versa

Write a Java Program to Convert Octal Number to Decimal and vice-versa

Write a Java Program to Reverse a Sentence Using Recursion

Write a Java Program to calculate the power using recursion

Write a Java Program to Calculate Average Using Arrays

Write a Java Program to Calculate Standard Deviation

Write a Java Program to Add Two Matrix Using Multi-dimensional Arrays

Write a Java Program to Multiply two Matrices by Passing Matrix to a Function

Write a Java Program to Find Transpose of a Matrix

Write a Java Program to Find the Frequency of Character in a String

Write a Java Program to Count the Number of Vowels and Consonants in a Sentence

Write a Java Program to Sort Elements in Lexicographical Order (Dictionary Order)

Write a Java Program to Add Two Complex Numbers by Passing Class to a Function

Write a Java Program to Calculate Difference Between Two Time Periods

Write a Java Code To Create Pyramid and Pattern

Write a Java Program to Remove All Whitespaces from a String

Write a Java Program to Print an Array

Write a Java Program to Convert String to Date

Write a Java Program to Round a Number to n Decimal Places

Write a Java Program to Concatenate Two Arrays

Write a Java Program to Convert Character to String and Vice-Versa

Write a Java Program to Check if An Array Contains a Given Value

Write a Java Program to Check if a String is Empty or Null

Write a Java Program to Get Current Date/TIme

Write a Java Program to Convert Milliseconds to Minutes and Seconds

Write a Java Program to Add Two Dates

Write a Java Program to Join Two Lists

Write a Java Program to Convert a List to Array and Vice Versa

Write a Java Program to Get Current Working Directory

Write a Java Program to Convert Map (HashMap) to List

Write a Java Program to Convert Array to Set (HashSet) and Vice-Versa

Write a Java Program to Sort ArrayList of Custom Objects By Property

Write a Java Program to Check if a String is Numeric

Write a Java Program to convert char type variables to int

Write a Java Program to convert int type variables to char

Write a Java Program to convert long type variables into int

Write a Java Program to convert int type variables to long

Write a Java Program to convert boolean variables into string

Write a Java Program to convert string type variables into boolean

Write a Java Program to convert string type variables into int

Write a Java Program to convert int type variables to String

Write a Java Program to convert int type variables to double

Write a Java Program to convert double type variables to int

Write a Java Program to convert string variables to double

Write a Java Program to convert double type variables to string

Write a Java Program to convert primitive types to objects and vice versa

Write a Java Program to Implement Bubble Sort algorithm

Write a Java Program to Implement Quick Sort Algorithm

Write a Java Program to Implement Merge Sort Algorithm

Write a Java Program to Implement Binary Search Algorithm

Write a Java Program to Call One Constructor from another

Write a Java Program to implement private constructors

Write a Java Program to pass lambda expression as a method argument

Write a Java Program to pass method call as arguments to another method

Write a Java Program to Calculate the Execution Time of Methods

Write a Java Program to Convert a String into the InputStream

Write a Java Program to Convert the InputStream into Byte Array

Write a Java Program to Load File as InputStream

Write a Java Program to Create File and Write to the File

Write a Java Program to Read the Content of a File Line by Line

Write a Java Program to Delete File in Java

Write a Java Program to Delete Empty and Non-empty Directory

Write a Java Program to Get the File Extension

Write a Java Program to Get the name of the file from the absolute path

Write a Java Program to Count number of lines present in the file

Write a Java Program to Determine the class of an object

Write a Java Program to Create an enum class

Write a Java Program to Print object of a class

Write a Java Program to Create custom exception

Write a Java Program to Create an Immutable Class

Write a Java Program to Check if two strings are anagram

Write a Java Program to Compute all the permutations of the string

Write a Java Program to Create random strings

Write a Java Program to Clear the StringBuffer

Write a Java Program to Capitalize the first character of each word in a String

Write a Java Program to Iterate through each characters of the string.

Write a Java Program to Differentiate String == operator and equals() method

Write a Java Program to Calculate simple interest and compound interest

Write a Java Program to Implement multiple inheritance

Write a Java Program to Determine the name and version of the operating system

Write a Java Program to Check if two of three boolean variables are true

Write a Java Program to Iterate over enum

Write a Java Program to Implement LinkedList

Write a Java Program to Implement stack data structure

Write a Java Program to Implement the queue data structure

Write a Java Program to Get the middle element of LinkedList in a single iteration

Write a Java Program to Convert the LinkedList into an Array and vice versa

Write a Java Program to Iterate over an ArrayList

Write a Java Program to Iterate over a HashMap

Write a Java Program to Iterate over a Set

Write a Java Program to Merge two lists

Write a Java Program to Update value of HashMap using key

Write a Java Program to Remove duplicate elements from ArrayList

Write a Java Program to Get key from HashMap using the value

Write a Java Program to Detect loop in a LinkedList

Write a Java Program to Calculate union of two sets

Write a Java Program to Calculate the difference between two sets

Write a Java Program to Check if a set is the subset of another set

Write a Java Program to Sort map by keys

Write a Java Program to Pass ArrayList as the function argument

Write a Java Program to Iterate over ArrayList using Lambda Expression

Write a Java Program to Implement Binary Tree Data Structure

Write a Java Program to Perform the preorder tree traversal

Write a Java Program to Perform the postorder tree traversal

Write a Java Program to Perform the inorder tree traversal

Write a Java Program to Count number of leaf nodes in a tree

Write a Java Program to Check if a string contains a substring

Write a Java Program to Access private members of a class

Write a Java Program to Check if a string is a valid shuffle of two distinct strings

Write a Java Program to Implement the graph data structure

Write a Java Program to Remove elements from the LinkedList.

Write a Java Program to Add elements to a LinkedList

Write a Java Program to Access elements from a LinkedList.

 

 

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