String, String Builder and ArrayList

6 problems to practice.

6 Total
6 Easy
0 Medium
0 Hard

Print All Palindromic Substrings

1. You are given a string. 2. You have to print all palindromic substrings of the given string.

easy

String Compression

1. You are given a string. 2. You have to compress the given string in the following two ways -...

easy

Toggle Case

1. You are given a string that contains only lowercase and uppercase alphabets. 2. You have to tog...

easy

String With Difference Of Every Two Consecutive Characters

1. You are given a string that contains only lowercase and uppercase alphabets. 2. You have to for...

easy

Remove Primes

1. You are given an ArrayList of positive integers. 2. You have to remove prime numbers from the gi...

easy

Print All Permutations Of A String Iteratively

1. You are given a string. 2. You have to print all permutations of the given string iteratively.

easy