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Comparisons

Comparisons between ayr and a few other languages

Raze boxed list

Language Program Notes
ayr , Works for arbitrary depth
APL (⊃,/)⍣≡ Works for arbitrary depth. Without ⍣≡, it doesn't
J ; Doesn't work for arbitrary depth
Haskell concat Doesn't work for arbitrary depth

Sum rows of matrix, then get the product of those sums

Language Program Notes
ayr */+/
APL ×/+/
J */+/"1 J's reduce operates on the data as a whole, instead of rank 1 by default
Haskell foldr (*) 1 . map (foldr (+) 0)

Check if parens are balanced

Language Program Notes
ayr ((=/+/)^.(</>&~."))'()'=\ :((|+/)^.1=>)(+/1 _1*)"'()'=\:
APL ((=/+/)∧(</⊃⍤⍸⍤1))'()'∘.=⊢ {((=/+/)∧'('=1⌷⍵/⍨∨⌿)'()'∘.=⍵}

Generate N rows of Pascal's triangle

Language Program Notes
ayr !\`~ :;1,1,"!&:~"~
APL ⍉(∘.!⍨⍳)

Matrix multiplication

Language Program Notes
ayr ,.\= +/&*\=
APL +.× ∘.(+/⍤×)⍥↓∘⍉
K +/'*\:
J +/ .* +/@:*"$

Game of life

Language Program Notes
ayr gol.ayr
Dyalog Extended gol.apl