RosettaCodeData/Task/Identity-matrix/Common-Lisp/identity-matrix-2.lisp
2019-09-12 10:33:56 -07:00

5 lines
176 B
Common Lisp

(defun identity-matrix (n)
(loop for a from 1 to n
collect (loop for e from 1 to n
if (= a e) collect 1
else collect 0)))