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added 170 characters in body

edited Nov 9, 2022 at 11:36

edited Nov 9, 2022 at 11:36

Ruby, (削除) 66 64 (削除ここまで) 61 bytes

->w,h{[*1..w].product([*1..h]).sort_by{|a|[q=a.sum,a[~q%2]]}}

First, create the set of coordinates from the cartesian product of X and Y, then sort by sum and then by ascending or descending X alternatively.

->w,h{[*1..w].product([*1..h]).sort_by{|a|[q=a.sum,a[~q%2]]}}

->w,h{[*1..w].product([*1..h]).sort_by{|a|[q=a.sum,a[~q%2]]}}

First, create the set of coordinates from the cartesian product of X and Y, then sort by sum and then by ascending or descending X alternatively.

added 6 characters in body

edited Nov 9, 2022 at 8:47

edited Nov 9, 2022 at 8:47

->w,h{[*1..w].product([*1..h]).sort_by{|a,b|[q=a+b,[b|a|[q=a.sum,a][q%2]]a[~q%2]]}}

->w,h{[*1..w].product([*1..h]).sort_by{|a,b|[q=a+b,[b,a][q%2]]}}

->w,h{[*1..w].product([*1..h]).sort_by{|a|[q=a.sum,a[~q%2]]}}

answered Nov 9, 2022 at 8:39

answered Nov 9, 2022 at 8:39

->w,h{[*1..w].product([*1..h]).sort_by{|a,b|[q=a+b,[b,a][q%2]]}}