Max Area of Island

Implement solve for Max Area of Island. Return the required output for the provided arguments.

Examples
Input: [[0,0,1,0,0],[1,1,1,0,1],[0,1,0,0,1],[0,0,0,1,1]]
Output: 5
Hints

Max Area of Island

Implement `solve` for **Max Area of Island**. Return the required output for the provided arguments.