think like a math genius arthur benjamin

Tài liệu How to Think Like a Computer Scientist pptx

Ngày tải lên : 19/01/2014, 16:20

... computer programs. All programming languages are formal languages. natural language: Any of the languages people speak that have evolved naturally. portability: A property of a program that can run ... are declarations, assignments, and print state- ments. declaration: A statement that creates a new variable and determines its type. assignment: A statement that assigns a value to a variable. expression: ... important here: the name of the variable we pass as an argument (argument) has nothing to do with the name of the parameter (phil). Let me say that again: The name of the variable we pass as an argument...

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Think Python How to Think Like a Computer Scientist potx

Ngày tải lên : 06/03/2014, 16:20

... evolved naturally. Formal languages are languages that are designed by people for speciﬁc applications. For example, the notation that mathematicians use is a formal language that is particularly good ... Formal and natural languages 5 1.4 Formal and natural languages Natural languages are the languages people speak, such as English, Spanish, and French. They were not designed by people (although ... draw a stack diagram. Like state diagrams, stack diagrams show the value of each variable, but they also show the function each variable belongs to. Each function is represented by a frame. A...

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How to Think Like a Computer Scientist pot

Ngày tải lên : 14/03/2014, 15:20

... than what the programmer intended. semantics: The meaning of a program. natural language: Any one of the languages that people speak that evolved naturally. formal language: Any one of the languages ... the syntactic structure of a program, analo- gous to a word in a natural language. parse: To examine a program and analyze the syntactic s tructure. print statement: An instruction that causes ... is a small disadvantage of high-level languages. But the advantages are enormous. First, it is much easier to program in a high- level language. Programs written in a high-level language take...

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Think Python: How to Think Like a Computer Scientist pptx

Ngày tải lên : 23/03/2014, 22:21

... pur- poses, like representing mathematical ideas or computer programs. All programming languages are formal languages. natural language: Any of the languages people speak that have evolved naturally. interpret: ... evolved naturally. Formal languages are languages that are designed by people for speciﬁc applications. For example, the notation that mathematicians use is a formal language that is particularly ... powerful features of a programming language is the ability to manipulate variables. A variable is a named lo c ation that stores a value. Just as there are diﬀerent types of values (integer, character,...