valid-boomerang

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1037. Valid Boomerang (Easy)

A boomerang is a set of 3 points that are all distinct and not in a straight line.

Given a list of three points in the plane, return whether these points are a boomerang.

 

Example 1:

Input: [[1,1],[2,3],[3,2]]
Output: true

Example 2:

Input: [[1,1],[2,2],[3,3]]
Output: false

 

Note:

1. points.length == 3
2. points[i].length == 2
3. 0 <= points[i][j] <= 100

 

Related Topics

[Math]

Hints

Hint 1

3 points form a boomerang if and only if the triangle formed from them has non-zero area.