Category: Problem Solving

In this article, we will create a program in Java to manipulate ArrayList. Write a program that performs the following actions: Read 2n integers as

Java program to find String occurrences in the sentence, Obtain two strings from user as input. Your program should count the number of occurrences of

Write a program that finds the longest word from a sentence. Your program should read a sentence as input from the user and return the

Java program to replace char in the string, Obtain two strings from the user as input. Your program should modify the first string such that

Write a program to check if a given string is a palindrome and contains at least two different vowels. Note: Case Insensitive while considering vowel,

Write a program to calculate the sum of all the non-prime positive numbers less than or equal to the given number. Note: A prime is

Write a java program to calculate the sum of squares in a given digit. Create a program that accepts a positive number as input and

Write a program that accepts an ArrayList of integers as input and removes every 3rd element and prints the final ArrayList. Suppose the given ArrayList contains

Write a java program to find if the array has any triplets. Given an integer array, Write a program to find if the array has

Write a java program to remove duplicate elements in the string array. Write a program to read a string array, remove duplicate elements and sort