char as int

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#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<<endl;
cout<<(int)c<<endl;

d=b/a;               ////// do not work
cout<<d<<endl;
cout<<(int)d<<endl;
a=330;
cout<<a<<endl;
}

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90

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char as int

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原文地址：http://www.cnblogs.com/stevenxiu/p/5759730.html