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RSS订阅转载 Django框架介绍
Django框架原理 MVC是众所周知的模式，即：将应用程序分解成三个组成部分:model(模型),view(视图),和 controller(控制 器)。其中： M——管理应用程序的状态（通常存储到数据库中），并约束改变状态的行为（或者叫做“业务规则”）。 C——接受外部用户的操作，根据操作访问模型获取数据，并调用“视图”显示这些数据。控制器是将“模型”和“视图...
2018-04-26 19:43:08
358
原创 PAT甲级1004--二叉树DFS
1004. Counting Leaves (30)A family hierarchy is usually presented by a pedigree tree. Your job is to count those family members who have no child.InputEach input file contains one test case. Eac...
2018-04-26 19:29:55
185
原创 PAT甲级1003--最短路径
1003. Emergency (25)As an emergency rescue team leader of a city, you are given a special map of your country. The map shows several scattered cities connected by some roads. Amount of rescue teams ...
2018-04-25 20:43:47
220
原创 PAT甲级1002-数学模拟
1002. A+B for Polynomials (25)-PAT甲级真题Details：This time, you are supposed to find A+B where A and B are two polynomials.Input Each input file contains one test case. Each case occupies 2 lines, a...
2018-04-24 16:25:59
238
原创 PAT甲级1001-字符串处理
1001. A+B Format (20)Details:Calculate a + b and output the sum in standard format – that is, the digits must be separated into groups of three by commas (unless there are less than four digits). I...
2018-04-24 16:18:22
325
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