标签：os io ios re return include
#include<iostream>
using namespace std;
int main(){
int a,b,c;
cin>>a>>b>>c;
if(a==b)
cout<<"C"<<endl;
else if(b==c)
cout<<"A"<<endl;
else
cout<<"B"<<endl;
return 0;
}
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标签：os io ios re return include
原文地址：http://www.cnblogs.com/gnodidux/p/3819718.html
