摘要:
面向对象的三个基本特征是:封装、继承、多态。 封装 封装最好理解了。封装是面向对象的特征之一,是对象和类概念的主要特性。 封装,也就是把客观事物封装成抽象的类,并且类可以把自己的数据和方法只让可信的类或者对象操作,对不可信的进行信息隐藏。 继承 面向对象编程 (OOP) 语言的一个主要功能就是“继承 阅读全文
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稳定排序 Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 5762 Accepted Submission(s): 2159 Problem D 阅读全文
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无题 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 4042 Accepted Submission(s): 1713 Problem Des 阅读全文
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畅通工程再续 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 26117 Accepted Submission(s): 8463 Proble 阅读全文
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畅通工程续 Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 49212 Accepted Submission(s): 18307 Proble 阅读全文
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畅通工程 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 49945 Accepted Submission(s): 26654 Problem 阅读全文
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还是畅通工程 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 42604 Accepted Submission(s): 19408 Probl 阅读全文
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迷宫城堡 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 13917 Accepted Submission(s): 6203 Problem D 阅读全文