The Two-Pointers Method, also referred to as the Fast-Slow Pointer Method, is an approach that enables the simultaneous execution of two loops within a single loop.
LeetCode No. 977
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Maintaining Consistency in Interval Openness/Closure
When working with intervals, it is common to employ one of two approaches:
Both approaches are acceptable, but it is crucial to maintain consistency in your solution to prevent confusion or errors.
Good example that you can exercise with: