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【代码】关于scanf()的一点笔记。

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这是英文原文链接简单总结一下：//file1#include <stdio.h>int globalvar = 3; //定义一个全局变量int main{ int fun(); printf("%d\n", globalvar);}如果你想在file2中用 globalvar 这个变量//file2extern int globalvar;int ma...

#抄写自The c programming language R&KA string constant, or string literal, is a suquence of zero and surrounded by double quotes, as in“i am a tring”or“” /* the enpty string */"" /* 这原来是空字符串啊 ...

#include <stdio.h>#include <stdlib.h>/*void get(char** s){ printf("main:%s%s%s\n", s[0], s[1], s[2]);}int main(){ char *s[3] = { "P", " ", "P"}; printf("main:%s%s%s\n", s[0], s[...