例2

#include<iostream>
using namespace std;
int main() {
 char c1,c2;
 c1='a';
 c2='b';
 c1=c1-32;
 c2=c2-32;
 cout<<c1<<' '<<c2<<endl;
 return 0;
}

原文地址:https://www.cnblogs.com/sanyeai/p/7519005.html