Counting Bits DP Bit Problem

Counting Bits DP Bit Problem — ExecCode Easy DSA Practice

Solve the Counting Bits DP Bit problem on ExecCode. Free online easy DSA practice in Bit Manipulation. Write and run code in Java, C++, Python — no signup required to run.

Problem description

Description You are given an integer n, return an array ans of length n + 1 such that for each i (0 <= i <= n), ans[i] is the number of 1 's in the binary representation of i.

Examples

Input {"n": 1}; Output [0, 1]. Input {"n": 2}; Output [0, 1, 1]

Constraints

0 <= n <= 10^5

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