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C程序设计语言_第2版PD
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hello, world
C #include main() { printf("hello, world\n"); }
“hello, world
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#include main() { printf("hello, world\n"); } C
main main main printf \n
C C ―― main main Fortran main main Pascal main
#include C 7 B
main () {} printf("hello, world\n"); "hello, world\n" printf printf main
"hello, world\n" printf C \n \n
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