//main.cpp
#include <iostream>
#include "characters.h"
int main() {
    character p=character('b');
    character q=character('f');
    character w=p+q;
    w.show();
    return 0;
}

//
// Created by kisara on 2020/2/2.
//
#include <iostream>
#include "characters.h"
character::character() {
    this->c='0';
}
character::character(char c) {
    this->c=c;
}
character character::operator+(const character &a) const {
    character temp;
    temp.c=a.c+this->c-'a';
    return temp;
}
void character::show() {
    std::cout<<this->c;
}

//
// Created by kisara on 2020/2/2.
//

#ifndef OPERATOR_OVERLOAD_CHARACTERS_H
#define OPERATOR_OVERLOAD_CHARACTERS_H

class character {
private:
    char c;
public:
    character();
    character(char c);
    character operator+(const character &a)const ;
    void show();
};


#endif //OPERATOR_OVERLOAD_CHARACTERS_H