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问题一:什么是程序?
programs as relations between quantities and evaluating programs for specific inputs.
程序是对特定输入在定量分析和评价之间的一种关系。
问题二:如何设计一个程序?
To design a program properly, a student must:
正确的设计一个程序,需要做到如下几点:
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analyze a problem statement, typically stated as a word problem; 分析问题的叙述,典型的方式是逐字分析;
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express its essence, abstractly and with examples;阐述问题的本质,用例子来抽象;
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formulate statements and comments in a precise language;形成语句并且用精确的语言来描述;
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evaluate and revise these activities in light of checks and tests; and 通过大量的检查和测试来检验和反复修改这些过程;
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pay attention to details.最后,关注细节。
All of these are activities that are useful for a businessman, a lawyer, a journalist, a scientist, an engineer, and many others.
这些分析过程对商人,律师,记者,科学家,工程师或其他职业都有用。
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