June 2018 Update
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5278 changed files with 84726 additions and 14379 deletions
2
Task/Catamorphism/R/catamorphism-1.r
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Task/Catamorphism/R/catamorphism-1.r
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Reduce('+', c(2,30,400,5000))
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5432
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Task/Catamorphism/R/catamorphism-2.r
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Task/Catamorphism/R/catamorphism-2.r
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Reduce(function(a,b){c(a,0,b)}, c(2,3,4,5))
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2 0 3 0 4 0 5
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Task/Catamorphism/R/catamorphism-3.r
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Task/Catamorphism/R/catamorphism-3.r
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Reduce(paste0, unlist(strsplit("freedom", NULL)), accum=T)
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"f" "fr" "fre" "free" "freed" "freedo" "freedom"
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Task/Catamorphism/R/catamorphism-4.r
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Task/Catamorphism/R/catamorphism-4.r
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Reduce(function(x,acc){if (0==x%%3) c(x*x,acc) else acc}, 0:22,
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init=c(), right=T)
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0 9 36 81 144 225 324 441
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