The + tool will match one or more repetitions of character/character class/group.
 
For Example:
w+ : It will match the character w  or more times. 
[xyz]+ : It will match the character x, y or z  or more times.
\d+ : It will match any digit  or more times. 
Task
You have a test string . 
Your task is to write a regex that will match  using the following conditions:  
-  should begin with  or more digits.
- After that,  should have  or more uppercase letters.
-  should end with  or more lowercase letters.
Note
This is a regex only challenge. You are not required to write any code. 
You have to fill the regex pattern in the blank (_________).