Given two positive numbers n and k, where n>=k. In how many ways can we write n as sum of k positive numbers. Same numbers but different orders are considered different.
Example
For n=5, k=2 the answer is 4.
5 = 1 + 4
5 = 2 + 3
5 = 3 + 2
5 = 4 + 1
Solution Stats
Problem Comments
4 Comments
Solution Comments
Show comments
Loading...
Problem Recent Solvers27
Suggested Problems
-
Least common multiple of many numbers
256 Solvers
-
289 Solvers
-
477 Solvers
-
403 Solvers
-
375 Solvers
More from this Author4
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!
please correct the reference solution to com(x,k) instead of com(x)
Please correct test cases, the function should have 2 arguments.
Error message: Not enough input arguments.
The test suite has been corrected.