Day 36 – Counting Characters the Smart Way Today I dived into a classic but powerful Java skill: finding the frequency of characters in a string. 🔎 Problem: Given a string "banana", find how many ...

Today I practiced a simple yet important Java problem using arrays and conditional logic. 🔹 Problem Statement: Count how many elements in an array have an absolute difference less than or equal to a ...

Counting(0, n, ll); // i.e. we have write from 0 to 1000 in lexicographic order. System.out.println(ll); public static void Counting(int curr, int n, List<Integer> ll){ // curr means current i.e.

This program made in Java counts how many square and non-square numbers there are up until a certain specified number.