[user02@FC4 Lesson06]$ cat -n mathover.cpp

   1  #include <iostream>
   2  using namespace std;
   3
   4  int main()
   5  {
   6     int result;
   7
   8     result = 200 * 300;
   9
  10     cout << "200 * 300 = " << result << endl;
  11
  12     return 0;
  13  }

[user02@FC4 Lesson06]$ g++ -o mathover mathover.cpp
[user02@FC4 Lesson06]$ ./mathover
200 * 300 = 60000

---

[user02@FC4 Lesson06]$ cat -n mathover2.cpp

   1  #include <iostream>
   2  using namespace std;
   3
   4  int main()
   5  {
   6     short result;
   7
   8     result = 200 * 300;
   9
  10     cout << "200 * 300 = " << result << endl;
  11
  12     return 0;
  13  }

[user02@FC4 Lesson06]$ g++ -o mathover2 mathover2.cpp
[user02@FC4 Lesson06]$ ./mathover2
200 * 300 = -5536

---

[user02@FC4 Lesson06]$ cat -n mathover3.cpp

   1  #include <iostream>
   2  using namespace std;
   3
   4  int main()
   5  {
   6     int result;
   7
   8     result = 200000 * 300000;
   9
  10     cout << "200000 * 300000 = " << result << endl;
  11
  12     return 0;
  13  }

[user02@FC4 Lesson06]$ g++ -o mathover3 mathover3.cpp
[user02@FC4 Lesson06]$ ./mathover3
200000 * 300000 = -129542144
[user02@FC4 Lesson06]$