Random Point in Non-overlapping Rectangles

Problem
Examples
Solution
Caution - Randomly Picking Rectangle and Then Point in it Will Not Work
Method 1 - Pick Rectangle First Using Area and TreeMap and Then Point using Using TreeMap.ceilingKey()
Code
Complexity
Method 2 - Pick Rectangle First Using Area and TreeMap and Then Point using Using TreeMap.floorKey()
Code
Complexity
Method 3 - Reusing Area to Pickup the Point in Rectangle:
Code
Complexity

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