Problem Description
CRB has N different
candies. He is going to eat K candies.
He wonders how many combinations he can select.
Can you answer his qu ......
CRB and His Birthday
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1112 Accepted Submissi ......