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

Write a java program to validate string using Regular Expression. Given a string (s) apply the following rules. String should be only four characters long.

Write a java program to count the number of vowels in the string. Write a program to read a string and count the number of

Write a java program to count number of char in string. Write a program to read a string and return an integer based on the

java program to covert last letter of the word in uppercase in the string. Write a program to read a sentence as a string and

Java program to remove all 10s from the array. Write a program to read an integer array and remove all 10s from the array, shift