How do you use cheat engine on city siege 2

1. U download cheat engine.
2. U select Exact Value 4 Bytes.
3. U Type in at the header your amount of money.
4. U scan it.
5. U buy anything in the Shop.
6. U type in the new amount of your money.
7. U click Next Scan.
8. If's there just 1 number u change the Value on the amount of money that u want.
9. Than u are rich.
Np for the answer.