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COMP9021 Principles of Programming WEEK10
本文的主题是Tree，是算法中应用最广的方法之一。 1. binary tree二叉树 1.1 基本结构 Tree从一个root开始，延伸出枝条，术语通常叫做children...
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COMP9021 Principles of Programming WEEK8
1. Linked List 链表是基础的数据结构，与之对应的另外一个选择是数组。在查询方面，数组有优势，复杂度是O(1)，但是在插入删除等操作上不如链表，复杂度是O(n)；...
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COMP9311 Database Systems WEEK7
1. Additional video 1.1 Aggregate 1.2 Trigger 2. Trigger PostgreSQL的syntax如下： 2.1 例1 Co...
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COMP9311 Database Systems WEEK4SQL和Regular Expression专题 1. SQL 1.1简介 SQL包括多种sub-languages，主要是DDL (Data Definition Lang...
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COMP9311 Database Systems WEEK6
1. Additional video from last week 2. Extending SQL 通常可以创建以下一些类型，一些可以用sql实现，但是很多用extend...
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COMP9311 Database Systems WEEK51. SQL Queries Exercise （1）What beers are made by Toohey's? （2）Show beers with headings...
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COMP9021 Principles of Programming Lab41. Q1 Write a program characters_triangle.py that gets a strictly positive integer N as...
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COMP9021 Principles of Programming Lab5
1. Most popular name As in the fifth lecture, we use the data of the National Data on t...
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COMP9021 Principles of Programming Lab1
1.Temperature conversion tables Requirement: Run and study the program named fahrenheit...
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COMP9021 Principles of Programming Lab5
1. Most popular name As in the fifth lecture, we use the data of the National Data on t...
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COMP9021 Principles of Programming Lab3
1. Finding particular sequences of prime numbers Write a program consecutive_primes.py ...
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COMP9021 Principles of Programming Lab2
常规题目解法如下，选做题有空再补。 1. Number of trailing 0s in a factorial 任意一个数的阶乘末尾有多少个0. 2. Perfect n...
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COMP9021 Principles of Programming 传送门
COMP9021 Principles of Programming WEEK1 Optional：python安装，interactive coding，IDLE，term...
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COMP9021 Principles of Programming Lab2
常规题目解法如下，选做题有空再补。 1. Number of trailing 0s in a factorial 任意一个数的阶乘末尾有多少个0. 2. Perfect n...
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COMP9021 Principles of Programming Lab4
1. Q1 Write a program characters_triangle.py that gets a strictly positive integer N as...
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COMP9021 Principles of Programming Lab3
1. Finding particular sequences of prime numbers Write a program consecutive_primes.py ...
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COMP9021 Principles of Programming WEEK5
1. nbtutor module nbtutor用来演示python指令的执行过程，但一些local, nonlocal,global的variable的演示有小错误，大体...
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COMP9021 Principles of Programming WEEK2
1. Monty Hall Problem 一个著名的博弈论游戏，起源大概是一个美国电视游戏节目叫做Let's make a deal，这个问题名字来源于节目主持人Monty...
