More compact hash creation

gistfile1.rb

# Optimal Moves Data
hard = {8 => {},9 => {}, 10 => {}, 11 => "Double if possible, otherwise Hit",
  12 => {}, 13 => {}, 14 => {}, 15 => {}, 16 => {},
  }

(5..7).each {|n| hard[n] = Hash.new("Hit")}
((2..4).to_a + (7..11).to_a).each {|n| hard[8][n] = "Hit"}
(5..6).each {|n| hard[8][n] = "Double if possible, otherwise Hit"}
(2..6).each {|n| hard[9][n] = "Double if possible, otherwise Hit"}
(7..11).each {|n| hard[9][n] = "Hit"}
(10..11).each {|n| hard[10][n] = "Double if possible, otherwise Hit"}
(2..9).each {|n| hard[10][n] = "Hit"}
((2..3).to_a + (7..11).to_a).each {|n| hard[12][n] = "Hit"}
(4..6).each {|n| hard[12][n] = "Stand"}
(13..16).each{|n| (2..6).each {|a| hard[n][a] = "Stand"}}
(13..16).each{|n| (7..11).each {|a| hard[n][a] = "Hit"}} ##woo!!
(17..21).each {|n| hard[n] = Hash.new("Stand")}

soft = {13 => {}, 14 => {}, 15 => {}, 16 => {}, 17 => {}, 18 => {},
  19 => {6 => "Double if possible, otherwise Stand"}, 20 => {}, 21 => {}
}

(13..16).each{|n| ((2..3).to_a + (7..11).to_a).each {|a| soft[n][a] = "Hit"}}
(13..16).each{|n| (4..6).each {|a| soft[n][a] = "Double if possible, otherwise Hit"}}
(2..6).each {|n| soft[17][n] = "Hit"}
(7..11).each {|n| soft[17][n] = "Double if possible, otherwise Hit"}
[2,7,8,11].each {|n| soft[18][n] = "Stand"}
(3..6).each {|n| soft[18][n] = "Double if possible, otherwise Hit"}
[9,10].each {|n| soft[18][n] = "Hit"}
((2..5).to_a + (7..11).to_a).each {|n| soft[19][n] = "Stand"}
[20, 21].each {|n| soft[n] = Hash.new("Stand")}

pair = {2 => {}, 3 => {}, 4 => {}, 5 => {}, 6 => {}, 7 => {10 => "Stand"},
  8 => "Split", 9 => {},
}

[2,6].each {|n| (2..7).each {|a| pair[n][a] = "Split"}}
[2,6].each {|n| (8..11).each {|a| pair[n][a] = "Hit"}}
(2..8).each {|n| pair[3][n] = "Split"}
(9..11).each {|n| pair[3][n] = "Hit"}
(4..6).each {|n| pair[4][n] = "Split"}
([2,3] + (7..11).to_a).each {|n| pair[4][n] = "Hit"}
(2..9).each {|n| pair[5][n] = "Double if possible, otherwise Hit"}
[10,11].each {|n| pair[5][n] = "Hit"}
(2..8).each {|n| pair[7][n] = "Split"}
[9,11].each {|n| pair[7][n] = "Hit"}
((2..6).to_a + [8,9]).each {|n| pair[9][n] = "Split"}
[7,10,11].each {|n| pair[9][n] = "Stand"}