construct/mc ortholatin
construct/mc ortholatin: a task in MathConstructOptimize-Envs-harbor (Harbor dataset). Construct a pair of orthogonal Latin squares of order 21: two 21x21 arrays X and Y with entries in 0..20 such that every row and every column of X is a permutation of 0..20, the same holds for Y, and the 441…
The task
Construct a pair of orthogonal Latin squares of order 21: two 21x21 arrays X and Y with entries in 0..20 such that every row and every column of X is a permutation of 0..20, the same holds for Y, and the 441 ordered pairs (X[i][j], Y[i][j]) are all distinct.