# LeetCode 0405 - Convert a Number to Hexadecimal

# Convert a Number to Hexadecimal

## Desicription

Given an integer, write an algorithm to convert it to hexadecimal. For negative integer, two’s complement method is used.

**Note:**

- All letters in hexadecimal (a-f) must be in lowercase.
- The hexadecimal string must not contain extra leading 0s. If the number is zero, it is represented by a single zero character ‘0’; otherwise, the first character in the hexadecimal string will not be the zero character.
- The given number is guaranteed to fit within the range of a 32-bit signed integer.
- You must not use any method provided by the library which converts/formats the number to hex directly.

**Example 1:**

1 | Input: |

**Example 2:**

1 | Input: |

## Solution

1 | class Solution { |