Convert a Number to Hexadecimal Problem

Convert a Number to Hexadecimal Problem — ExecCode Easy DSA Practice

Solve the Convert a Number to Hexadecimal problem on ExecCode. Free online easy DSA practice in Math. Write and run code in Java, C++, Python — no signup required to run.

Problem description

Description You are given a 32-bit integer num, return a string representing its hexadecimal representation. Your task is to for negative integers, two’s complement method is used. All the letters in the answer string should be lowercase characters, and there should not be any leading zeros in the answer except for the zero itself. Note:You are not allowed to use any built-in library method to directly solve this problem. Return the required answer exactly as shown in the examples.

Examples

Input {"num": 26}; Output 1a. Input {"num": -1}; Output ffffffff

Constraints

-2^31 <= num <= 2^31 - 1

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