高频题（0）
1. Optimization for Averaging Integers within a Specific Range
If you are certain that all numbers are within the range of 0-500, how would you optimize the process of averaging these integers to prevent overflow?
2. Design a data structure that supports O(1) insert, delete, and get random operations
The interview question provided is to design a data structure that supports O(1) insert, delete, and get random operations. The candidate is expected to discuss their approach and solution to this problem.
3. Find Overlap Interval
During the technical interview, you are asked to solve the problem of finding overlap intervals. This task involves writing an algorithm to identify intervals that overlap within a given set of intervals.
