Basic Concepts
The level of a node is defined from the root. The root layer is the first layer, and the child of the root layer is the second layer.
The height of a binary tree: the maximum level of a node in the tree is called the depth or height
Convert sorted list to Binary Search Tree
OJ: https://oj.leetcode.com/problems/convert-sorted-list-to-binary-search-tree/
Given a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST.
Idea: Use the
Explanation: mutual conversion of binary, octal, decimal, and hexadecimal values: in addition to the remainder of 2, the integers are arranged in reverse order, that is, each time an integer is divided by 2, and the remainder is the number on the
Linux Kernel in C Language -- convert BCD code to binary and binary to BCD code
Before analyzing the code, let's take a look at the differences between the BCD code and the binary code?
Those who have studied computer principles and digital
Chapter 6 binary, octal, and hexadecimal
6.1 why do we need octal and hexadecimal?
6.2 decimal number conversion to decimal number
6.2.1 convert binary to decimal
6.2.2 convert octal to decimal
6.2.3 expression of the octal number
6.2.4 use of Octal
One, the conversion between decimal and binary (1) Decimal conversion to binary, divided into integers and fractional parts ① whole number of parts Methods: In addition to the 2 method, that is, each time the integer part divided by 2, the remainder
Convert Sorted Array to Binary Search TreeGiven an array where elements is sorted in ascending order, convert it to a height balanced BST.A very simple dichotomy, as long as the start and end of the array is given as a parameter to pass the index.1
The conversion between decimal and binary
(1) Decimal conversion to binary, divided into integers and decimal parts
① integral number of parts
Method: In addition to 2, in reverse order, that is, each part of the integer divided by 2, the
In the world of Calculators 2 is the mainstream, and in the natural world of human 10 is the mainstream, then there will inevitably exist in the transformation of the problem. In this chapter we will talk about the transformation of the system, but
One, the conversion between decimal and binary(1) Decimal conversion to binary, divided into integers and fractional parts① whole number of partsMethods: In addition to the 2 method, that is, each time the integer part divided by 2, the remainder is
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