Determine number of ways
9850
How many ways are there to choose 3 subsets $A,B,C$ of a set $\{1,2,3...n\}$ such that $ A \cap B \cap C = \emptyset $
140112
How many number of functions are there?
127069
Discrete Math - Counting
41205
Help me solve a combinatorial problem
70327
the numer of partial function between two sets in combinatoric way
9971
enumerative combinatorics,In how many ways (as a function of n) can one choose a composition α α of n
134066
Total number of factors of a number
117162
How many ways can the 10 A's be distributed?
108941
Combinatorics Question Asking How Many Integer Solutions Given Different Restrictions
53655
Ways of getting a number with $n$ dice, each with $k$ sides
111324
Finding number of relations on a set with 3 elements
36883
How many different ways of putting circles on $OX$.
149705
Find expected number of successful trail in $N$ times
98744
How to distinguish between permutation and combination questions?
81217
Fastest way to find out minimum of 3 numbers?
37958
Derive a formula to find the number of trailing zeroes in $n!$
61
Calculating the total number of surjective functions