Basic concepts of programming

1、 Program

1. from High-level language The program you write is called Source program .
2. from C Language The program extension written is .C , after compile （ Target program ） The extension of the generated file is .obj , after link （ Executable program ） The extension of the generated file is .exe .
3. C The execution process of the language source program is compile and link .

2、 Structured programming

• C Language is a kind of structured The programming language of , It provides three basic structural statements , Structured programs usually consist of three basic institutions , Include Sequential structure 、 Selection structure 、 Loop structure .
• example 、 The following options are not C The basic structure of programming is
  • A. Selection structure
  • B. Branching structure
  • C. Loop structure
  • D. Sequential structure