Question

ABCDCBA
ABC CBA
AB BA
A A
AB BA
ABC CBA
ABCDCBA

Answer 1

#include <iostream>

using namespace std;

int main() {
cout<<"ABCDCBA"<<endl;
cout<<"ABC CBA"<<endl;
cout<<"AB BA"<<endl;
cout<<"A A"<<endl;
cout<<"AB BA"<<endl;
cout<<"ABC CBA"<<endl;
cout<<"ABCDCBA"<<endl;
}