#include <iostream>

using namespace std;

int main() {

   int a {7};
   int b {5};

   cout << " 7 / 5 = " << 7/5 << endl;
   cout << " 5 / 7 = " << 5/7 << endl;

   cout << endl;
   cout << a << " / " << b << " = " << a / b << endl;
   cout << b << " / " << a << " = " << b / a << endl;

   cout << endl;
   cout << a << " % " << b << " = " << a % b << endl;
   cout << b << " % " << a << " = " << b % a << endl;

   cout << endl;
   cout << "a  = " << a << endl;
   a = a + 1;
   cout << "a  = " << a << endl;
   a++;
   cout << "a  = " << a << endl;
   ++a;
   cout << "a  = " << a << endl;
   a = a + 2;
   cout << "a  = " << a << endl;
   a += 2;
   cout << "a  = " << a << endl;
   a += 3 * b + 7;
   a += 7  + (b * 3);
   
   tmp = b * 3;
   tmp = tmp + 7;
   a = a + tmp;


   cout << "a  = " << a << endl;
   a = 4;
   a *= 5;





    return 0;
}