#include<iostream>
using namespace std;

int main(){

    cout<<9+5<<endl;
    cout<<9-5<<endl;
    cout<<9*5<<endl;
    cout<<9/5<<endl;

    cout<<7%5<<endl;

     cout<<'a' + 1<<endl;
     cout<<'a' + 'b'<<endl;
     cout<<'a' - 'b'<<endl;

     cout<<'a'/3<<endl;
     cout<<'a' % 3<<endl;


   return 0;
}