Build a phone book program that receives the phone number, and returns the name of the owner. You can follow the table below:
| Name | Number |
|---|---|
| Amal | 1111111111 |
| Mohammed | 2222222222 |
| Khadijah | 3333333333 |
| Abdullah | 4444444444 |
| Rawan | 5555555555 |
| Faisal | 6666666666 |
| Layla | 7777777777 |
- If the number exists, print the owner. Otherwise, print "Sorry, the number is not found".
- If the number is less or more than 10 numbers, print "This is invalid number".
- If the number contains letters or symbols, print "This is invalid number".