# Day 8 of July LeetCode Challenge

1 min readJul 8, 2020

Given an array `nums`

of *n* integers, are there elements *a*, *b*, *c* in `nums`

such that *a* + *b* + *c* = 0? Find all unique triplets in the array which gives the sum of zero.

**Note:**

The solution set must not contain duplicate triplets.

**Example:**

Given array nums = [-1, 0, 1, 2, -1, -4],A solution set is:

[

[-1, 0, 1],

[-1, -1, 2]

]