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4 votes
1 answer
2k views

Restricted partition of integer: strictly k distinct parts from a set

I am looking for a way to compute/approach a serie of restricted partitions (or compositions) of integers. I've found the $Q(n,k)$ quantity (OEIS) satisfying the first two of my following constraints ...
Sunein's user avatar
  • 43
1 vote
1 answer
906 views

Ordered Integer Partition of fixed size

I'm trying to find how many ways there are to partition n into k partitions with max value s. I've found many solutions that does this for unordered partitions. They use recursion and the say that p(n,...
emillime's user avatar
  • 121
1 vote
1 answer
3k views

Coin Change Problem with Fixed Coins

Problem: Given $n$ coin denominations, with $c_1<c_2<c_3<\cdots<c_{n}$ being positive integer numbers, and a number $X$, we want to know whether the number $X$ can be changed by $N$ coins. ...
Jack85's user avatar
  • 61