9000139704

SubArea: 
Combinatorics
Level: 
C
Project ID: 
9000139704
Source Problem: 
2010007003
Accepted: 
1
Clonable: 
1
Easy: 
0
There are 5 different kinds of cakes in a shop. Find the number of possibilities how to buy 8 cakes in this shop. (There is more than 8 cakes of each kind available.)
12!8!4!=495
5!8!=4838400
58=390625
8!5!3!=56