Problem 793. Combinations without using nchoosek
You have to generate a matrix with all possible combinations of n elements taken 2 at a time, without using nchoosek(1:n,2) :
Examples
if n = 3
output =
1 2 1 3 2 3
if n = 5
output =
1 2 1 3 1 4 1 5 2 3 2 4 2 5 3 4 3 5 4 5
Good luck!!
Solution Stats
Problem Comments
Solution Comments
Show commentsProblem Recent Solvers122
Suggested Problems
-
Read a column of numbers and interpolate missing data
2230 Solvers
-
Calculate the Levenshtein distance between two strings
1373 Solvers
-
340 Solvers
-
Project Euler: Problem 9, Pythagorean numbers
1083 Solvers
-
Construct an index vector from two input vectors in vectorized fashion
374 Solvers
More from this Author30
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!