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Index-of & Co. I | Index << >> |
S← 3 1 1 2 tindex T ⍉ ↑ T ⍳¨ S 3 3 1 0 0 1 1 1 1 1 1 1 1 1 1 2 2 0 2 2 ⍉ ↑ T ⍳¨ T 0 0 0 0 0 1 1 1 1 1 2 2 0 2 2 3 3 1 0 0 4 4 1 4 4 5 5 0 5 5 6 6 0 6 6 7 7 1 7 7 (⍉ ↑ T ⍳¨ T) ⍳ (⍉ ↑ T ⍳¨ S) 3 1 1 2 | tix1 ← {(⍉↑⍺⍳¨⍺) ⍳ (⍉↑⍺⍳¨⍵)} T tix1 S 3 1 1 2 |