#include<iostream>
#include<string>
using namespace std;
class Integer{
	public:
		~Integer();
		istream& operator>>(istream & in,Integer & num){
			string input;
			in>>input;
			int len=input.length();
			for(int i=0;i<len;i++){
				num.number[i]=input[len-i-1]-'0';
			}
			num.leng=len;
			return in;
		}
		ostream& operator<<(ostream &out,Integer &num){
			for(int i=num.leng-1;i>=0;i--){
				out<<num.number[i];
			}
			return out;
		}
	private:
		int number[10001],leng;
};
int main(){
	Integer a,b;
	cin>>a>>b;
	cout<<a<<" "<<b<<endl;
	return 0;
}

把它放到DEV-CPP里跑的错特别多，请看一下！