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After @MartinBüttner achieved exactly 10,000 reputation, we now have three full rows of 10k users on the users page! Now, since we're all programmers here, we like to automate things instead of doing them manually. Your challenge is to write a program to automatically congratulate new 10k users.

After @MartinBüttner achieved exactly 10,000 reputation, we now have three full rows of 10k users on the users page! Now, since we're all programmers here, we like to automate things instead of doing them manually. Your challenge is to write a program to automatically congratulate new 10k users.

Input: 10 20,15 25,15 25
Output: :(

Input: 10 20,15 25,15 25
Output: ,,

Input: 9900 9950 9910,10100 9950 9910,10100 10150 10110
Output: :D,:D :D

Input: 9900 9950 9910,10100 9950 9910,10300 10150 10110
Output: :D,:D :D