摘要：
If we define a function in a .h file, compilating will succeed but every quoting cpp file will generate a part of .obj which realize this function. So 阅读全文
摘要：
http://blog.sina.com.cn/s/blog_68012d5201014i36.html http://zhidao.baidu.com/link?url=Gyed-o95k3TFiqkRDY1eHQUoGhk5A4krgSSc_78hsA63OXSdPNYvo2l8_2PAMChR 阅读全文
摘要：
#include<stdio.h>#include<iostream>using namespace std;int main(){ char a; a=1; char b; b=2; char c; char d; a=45; b=135; c=b-a; //work as int cout<<c 阅读全文