Three ways to Reverse a List/Array/Tuple in Python
Reversing a List/Array is very commonly needed and there are three ways to reverse a list or array in Python. Using the .reverse() method to reverse a list or …
How to Compute the Interval List Intersections using Two Pointer Algorithms?
Given two lists of closed intervals, each list of intervals is pairwise disjoint and in sorted order. Return the intersection of these two interval lists. (Formally, a closed interval …
How to Summary Ranges using O(N) Two Pointer Algorithm?
Given a sorted integer array without duplicates, return the summary of its ranges. Example 1: Input: Output: Explanation: 0,1,2 form a continuous range; 4,5 form a continuous range. Example …
Microbit Programming: How to Make a Catching-Apple Game by Using Sprites Objects?
Last week, we talked about the LED pixels. And by using the knowledge we have learned so far, we can make a pixel running on the Microbit’s LED. Last …
The enumerate method in Magik Programming
The Magik programming does not have an inherent enumerate method like Python, however, it would be trivial to make one: _global enumerate << _iter _proc@enumerate(list) _local i << 0 …
Add Two Numbers by Two Linked List (most significant digit comes first)
ou are given two non-empty linked lists representing two non-negative integers. The most significant digit comes first and each of their nodes contain a single digit. Add the two …