Counting Bits
Explore how to count the number of set bits in binary forms of integers using dynamic programming. Learn to create efficient algorithms to return counts for numbers up to a given limit while understanding problem constraints and optimization. Practice implementing solutions in a hands-on coding environment.
We'll cover the following...
Statement
For a given positive integer, n, your task is to return an array of length such that for each where , result[x] is the count of s in the binary representation of .
Constraints:
Examples
Understand the problem
Let’s take a moment to make sure you’ve correctly understood the problem. The quiz below helps you check if you’re solving the correct problem:
Counting Bits
What will be the output if ?
Figure it out!
We have a game for you to play. Rearrange the logical building blocks to develop a clearer understanding of how to solve this problem.
Try it yourself
Implement your solution in the following coding playground.
function countingBits(n) {// Replace this placeholder return statement with your codereturn [];}export { countingBits };