Exercise 0 Index   <<   >>


 

Write a 1-line model of x⍳y (ISO Standard APL version).




























   II ← {+⌿∧⍀⍺∘.≠⍵}

   'Mississippi' II 'sim'
2 1 11
   x II x←'Mississippi'
0 1 2 2 1 2 2 1 8 8 1
   II⍨ x
0 1 2 2 1 2 2 1 8 8 1