#include <iostream>
using namespace std;

int main ()
{
  int a=5;               // initial value: 5
  int b(3);              // initial value: 3
  int c{2};              // initial value: 2


  a = a + b;
  cout << "a: " << a << endl;  // endl stands for newline
  b = a - c;              
  cout << "b: " << b << endl;

  return 0;
}