How to Delete Node in a Linked List (Given Only Access to That Node)?
Write a function to delete a node (except the tail) in a singly linked list, given only access to that node. Supposed the linked list is 1 -> 2 …
Tag: c++
How to Invert a Binary Tree in C/C++?
This problem was inspired by this original tweet by Max Howell: Google: 90% of our engineers use the software you wrote (Homebrew), but you can’t invert a binary tree …
Counting Number of Set Bits for N Integers using Dynamic Programming Algorithm in Linear Time
Given a non negative integer number num. For every numbers i in the range 0 ≤ i ≤ num calculate the number of 1’s in their binary representation and …
C++ Simple Command Line Parameters Reader
In this post, the C# version of Command Line Parameter Reader is given and you should see how easy to manipulate the strings in C#. The C++ version is …
C++ Range Sum Query on Immutable Array via Prefix Sum
Given an integer array nums, find the sum of the elements between indices i and j (i ≤ j), inclusive. Example: Given nums = sumRange(0, 2): 1 sumRange(2, 5): …