Tag: data structure

In order to define a N-ary tree, we need to be able to store the Node value and its children – which is a list of the Node. And …

Implement FreqStack, a class which simulates the operation of a stack-like data structure. FreqStack has two functions: push(int x), which pushes an integer x onto the stack. pop(), which …

Teaching Kids Programming: Videos on Data Structures and Algorithms Introduction to Data Structure Double-Ended Queue So far, we have learned the Queue (First In First Out) and Priority Queue …

Teaching Kids Programming: Videos on Data Structures and Algorithms A linked list consists of nodes. Nodes have values proprorties and the point(s) to other nodes. If a node has …

When unit testing, you often want to assert two things are equal. This is common for maps (dictionaries), where you may have a return map and the expected one. …