#include <iostream>

using namespace std;

void PrintBool(bool value);

int main() {
   bool a{true};
   bool b{false};
   bool result{false};

   //cout << " a = " << a << endl;
   //cout << " b = " << b << endl;
   //
   cout << " a = " ;
   PrintBool(a);
   cout << endl;
   cout << " b = ";
   PrintBool(b);
   cout << endl;

   a = true;
   b = true;
   result = a and b;
   result = a && b;
   PrintBool(a);
   cout << "|";
   PrintBool(b);
   cout << "||";
   PrintBool(result);
   cout << endl;

   a = true;
   b = false;
   result = a and b;

   PrintBool(a);
   cout << "|";
   PrintBool(b);
   cout << "||";
   PrintBool(result);
   cout << endl;

   a = false;
   b = true;
   result = a and b;

   PrintBool(a);
   cout << "|";
   PrintBool(b);
   cout << "||";
   PrintBool(result);
   cout << endl;

   a = false;
   b = false;
   result = a and b;

   PrintBool(a);
   cout << "|";
   PrintBool(b);
   cout << "||";
   PrintBool(result);
   cout << endl;

   cout << endl << endl;

   int num{99};
   cout << "num = " << num << endl;

   if(num == 7) {
      cout << "It is seven " << endl;
   }
   cout << "num = " << num << endl;

   cout << endl << endl;

   cout << "num = " << num << endl;

   if(num = 7) {
      cout << "It is seven " << endl;
   }
   cout << "num = " << num << endl;

   return 0;
}

void PrintBool(bool value){
   if (value) {
      cout << "true";
   } else {
      cout << "false";
   }

   return;
}