- The program will start
- A introduction about this program will show on the screen
- First question “How Many Alien Landed?”
- Second question “How Long They Had Landed?”
- The user will put the number of alien landed and time measure in week.
- The program will do the equation “2^ (Week) *(number of alien)”.
- Calculation will show for the amount of week the user put
- The program will end.