2023: Day 2

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Wesley Moore 2023-12-02 15:30:39 +10:00
parent 49458503e5
commit ce3d889d64
No known key found for this signature in database
2 changed files with 151 additions and 0 deletions

51
2023/day2.rb Normal file
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LIMITS = {
"red" => 12,
"green" => 13,
"blue" => 14,
}
def possible(game)
game.all? do |draw|
draw.all? do |count, colour|
count <= LIMITS[colour]
end
end
end
def cubes_power(game)
max_seen = Hash.new(0)
game.each do |draw|
draw.each do |count, colour|
if count > max_seen[colour]
max_seen[colour] = count
end
end
end
LIMITS.keys.each.reduce(1) do |power, colour|
power * max_seen[colour]
end
end
possible_ids = []
powers = []
ARGF.each_line do |line|
game_id = nil
if line =~ /Game (\d+): (.+)$/
game_id = $1.to_i
game = $2.split("; ").map do |draw|
draw.split(", ").map do |balls|
count, colour = balls.split
[count.to_i, colour]
end
end
# p game
possible_ids << game_id if possible(game)
powers << cubes_power(game)
else
raise "unmatched line"
end
end
puts possible_ids.sum
puts powers.sum

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2023/input/day2.txt Normal file
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Game 1: 6 green, 3 blue; 3 red, 1 green; 4 green, 3 red, 5 blue
Game 2: 2 red, 7 green; 13 green, 2 blue, 4 red; 4 green, 5 red, 1 blue; 1 blue, 9 red, 1 green
Game 3: 2 green, 3 blue, 9 red; 3 red, 2 green; 6 red, 4 blue; 6 red
Game 4: 9 red, 3 green; 3 green, 8 red, 6 blue; 12 blue, 4 green, 6 red; 4 green, 18 blue, 11 red; 9 blue, 2 green, 3 red; 14 blue, 7 red
Game 5: 1 blue, 2 green, 3 red; 16 red, 6 green; 6 green, 2 red; 9 red, 1 green
Game 6: 4 green, 7 red, 1 blue; 18 green, 6 blue, 7 red; 1 blue, 3 red, 9 green; 9 red, 19 green, 1 blue; 7 red, 9 green, 4 blue; 5 red, 5 blue, 10 green
Game 7: 16 blue, 5 green, 6 red; 1 blue, 6 red, 9 green; 6 green, 3 red, 2 blue; 2 red, 12 blue, 2 green
Game 8: 6 green, 10 red; 7 red, 6 green, 17 blue; 13 blue, 1 red
Game 9: 2 red, 4 green, 5 blue; 2 green, 5 blue; 4 green, 1 blue; 3 green, 3 red, 6 blue; 3 green
Game 10: 3 green, 5 red, 6 blue; 4 blue, 4 red, 5 green; 5 green, 9 red, 5 blue; 4 green, 6 blue, 10 red
Game 11: 1 blue, 7 red, 9 green; 1 blue, 13 red, 7 green; 5 red; 4 red, 7 green, 2 blue; 7 green, 12 red; 13 red, 2 blue, 12 green
Game 12: 4 blue, 2 red; 9 blue, 2 green, 3 red; 8 blue, 1 green, 1 red; 2 red, 3 green, 11 blue
Game 13: 6 red, 8 green, 2 blue; 6 red, 7 green; 3 green, 3 red; 2 blue; 3 red, 5 green
Game 14: 2 green, 11 blue, 1 red; 5 blue, 1 red, 1 green; 3 green, 12 blue, 2 red
Game 15: 4 blue, 6 red, 7 green; 1 red, 2 blue, 5 green; 6 red, 3 green, 8 blue; 7 green, 8 blue, 4 red
Game 16: 2 red, 16 blue; 2 green, 7 red; 15 blue, 7 red; 2 red, 3 green, 3 blue; 3 red, 1 green, 4 blue; 4 blue, 3 green
Game 17: 2 red, 3 green, 10 blue; 9 red, 4 blue, 3 green; 3 green, 11 red, 6 blue
Game 18: 1 red; 6 green, 1 red, 9 blue; 4 blue, 2 green; 6 blue, 10 green
Game 19: 2 red, 9 green; 2 red, 1 blue; 5 blue, 12 green; 5 green; 8 green, 2 red, 3 blue; 1 red, 11 green
Game 20: 3 green, 2 red, 7 blue; 1 blue, 10 green; 1 red, 14 blue, 13 green; 3 green, 19 blue, 4 red
Game 21: 8 red, 10 blue, 8 green; 2 red, 7 green, 18 blue; 4 green, 11 blue, 4 red; 5 green, 3 blue, 10 red
Game 22: 17 blue, 2 green, 2 red; 8 red, 7 blue; 1 red, 9 blue, 1 green
Game 23: 4 blue, 18 red, 4 green; 3 blue, 7 red; 11 red; 3 blue, 6 red; 19 red
Game 24: 10 red, 1 blue, 17 green; 17 green, 6 red; 14 green, 4 blue
Game 25: 4 blue, 9 green, 4 red; 3 green, 5 blue; 5 blue, 8 green; 3 green, 3 blue, 1 red; 10 green, 1 blue, 4 red; 2 green, 2 blue, 1 red
Game 26: 18 green, 3 red, 12 blue; 2 red, 7 green; 11 blue, 17 green; 12 green, 11 blue; 12 green, 4 blue, 3 red
Game 27: 1 red, 3 blue, 8 green; 15 blue, 8 red, 4 green; 6 red, 9 blue; 6 red, 12 blue, 9 green; 4 red, 7 blue, 15 green
Game 28: 1 red, 14 green; 1 blue, 11 green; 2 green; 4 red, 6 green, 1 blue
Game 29: 1 green, 13 red; 4 red, 16 green, 7 blue; 2 red, 4 blue; 12 green, 8 blue, 4 red; 2 red; 12 red, 5 green
Game 30: 3 green, 4 blue, 3 red; 5 blue, 4 green, 7 red; 5 blue, 2 green, 2 red; 3 red, 1 blue
Game 31: 1 blue, 8 green; 9 green, 2 blue, 1 red; 1 red, 2 blue
Game 32: 11 red, 5 green, 4 blue; 3 blue, 11 red, 8 green; 6 blue, 3 green, 17 red; 4 red, 7 green, 10 blue
Game 33: 6 blue, 4 red; 1 green; 1 green, 4 red, 4 blue; 1 green, 3 red, 10 blue; 10 blue, 1 red
Game 34: 2 green, 3 blue, 3 red; 4 red; 2 red, 2 blue
Game 35: 9 green, 13 blue; 13 blue, 14 red, 1 green; 11 blue, 4 red, 7 green; 5 blue, 5 red, 8 green; 4 red, 2 blue, 2 green
Game 36: 9 red, 5 blue, 8 green; 7 red, 20 blue; 6 green, 16 blue, 5 red; 12 red, 3 blue, 3 green; 3 green, 6 blue, 11 red; 11 red, 8 blue, 3 green
Game 37: 10 green, 11 red, 3 blue; 2 blue, 6 green, 11 red; 9 green, 8 red, 2 blue
Game 38: 2 red, 2 green, 4 blue; 3 red, 4 green, 3 blue; 8 green, 1 blue, 1 red; 3 red, 5 blue, 5 green
Game 39: 3 green, 17 red, 4 blue; 2 green, 20 red; 4 blue, 4 red, 5 green; 5 blue, 7 green, 7 red; 4 blue, 5 green, 16 red
Game 40: 2 green, 2 blue, 4 red; 3 blue, 16 green; 1 green, 2 blue; 1 red; 3 blue, 15 green; 13 green, 1 red, 2 blue
Game 41: 12 red, 10 blue, 9 green; 1 green, 15 red, 4 blue; 2 green, 8 blue, 12 red; 3 red, 4 green, 2 blue; 8 blue, 14 red, 10 green; 9 blue, 7 green, 6 red
Game 42: 5 red, 3 green, 6 blue; 4 blue, 6 green, 2 red; 10 blue; 3 red, 6 green, 10 blue
Game 43: 9 blue, 7 green, 1 red; 2 green, 2 red, 8 blue; 3 red, 15 blue, 11 green; 1 red, 6 blue, 1 green; 2 red, 1 blue; 1 red, 3 green, 7 blue
Game 44: 4 green, 6 red; 15 green, 6 red; 9 green, 16 red, 7 blue; 11 green, 4 blue, 12 red
Game 45: 3 blue, 6 green, 1 red; 4 green, 3 blue; 8 green, 3 blue
Game 46: 10 red, 8 blue; 12 red, 2 green, 17 blue; 17 blue, 6 red, 1 green; 18 red, 6 green, 3 blue; 16 blue, 2 green, 3 red
Game 47: 8 green, 13 red; 8 green, 8 red, 4 blue; 10 red, 3 green; 14 red, 5 green, 8 blue; 7 green, 19 red, 3 blue; 2 red, 5 green, 5 blue
Game 48: 7 green, 9 blue, 3 red; 7 blue, 1 green, 9 red; 7 green, 4 red, 1 blue; 6 green, 3 red, 1 blue
Game 49: 2 red, 3 green; 3 blue, 2 red; 4 red, 3 blue
Game 50: 3 red, 7 blue, 4 green; 2 green, 1 blue, 7 red; 4 red, 1 green, 5 blue
Game 51: 11 red, 6 green, 1 blue; 7 red, 1 blue, 9 green; 15 red, 18 green; 11 green, 1 blue, 11 red; 10 green, 14 red; 1 red, 11 green, 1 blue
Game 52: 18 blue, 1 red, 2 green; 18 blue, 3 green, 1 red; 2 green, 13 blue, 1 red
Game 53: 2 blue, 9 red, 6 green; 1 blue, 3 red; 7 red, 6 blue, 8 green; 2 red, 3 blue, 4 green; 1 green, 2 blue, 2 red
Game 54: 16 red, 4 blue; 1 green, 3 blue, 3 red; 2 green, 12 red; 2 green, 1 blue, 3 red; 10 blue, 6 red, 2 green
Game 55: 1 blue, 4 red, 1 green; 2 blue, 2 red; 13 red, 4 blue, 1 green; 4 blue, 9 red; 1 green, 1 blue, 16 red
Game 56: 12 blue, 12 green; 4 blue, 1 red, 3 green; 2 red, 12 green; 1 red, 11 green, 13 blue; 16 blue, 5 green
Game 57: 1 blue, 3 red; 10 green, 5 red; 5 green, 2 red; 1 red, 13 green
Game 58: 6 blue, 1 red, 6 green; 3 red, 9 blue; 4 red, 9 blue, 5 green; 1 green, 5 red, 7 blue
Game 59: 10 red, 3 green, 3 blue; 6 blue, 11 red, 1 green; 5 green, 10 red; 16 red, 2 blue, 4 green; 3 green, 10 red
Game 60: 2 green, 1 blue; 1 green, 1 blue, 4 red; 3 blue, 1 red, 1 green; 2 red, 2 green; 4 red
Game 61: 5 red, 1 green, 10 blue; 9 red, 10 blue; 1 red, 2 green, 4 blue; 10 blue, 2 green, 9 red; 1 red, 12 blue, 2 green
Game 62: 1 blue, 5 green; 4 blue, 12 green, 1 red; 7 blue, 3 green; 7 blue, 3 green; 3 blue, 1 green, 2 red; 7 blue, 1 red, 12 green
Game 63: 4 blue, 2 green, 5 red; 1 green, 2 red, 2 blue; 4 blue, 2 red, 2 green; 1 blue, 6 red, 2 green; 6 blue, 1 red; 1 green, 9 red, 6 blue
Game 64: 1 green; 3 green, 5 blue, 5 red; 3 red, 3 blue, 3 green; 1 green, 4 red, 6 blue; 5 red
Game 65: 2 red; 1 blue, 1 red; 7 red, 2 blue; 1 green, 4 blue, 3 red
Game 66: 3 red, 9 blue; 1 red, 6 blue, 15 green; 3 green, 3 red, 11 blue
Game 67: 2 red, 1 green, 2 blue; 6 red, 1 green; 1 blue, 1 red, 4 green
Game 68: 3 red, 1 blue; 1 green, 3 red, 2 blue; 1 green, 8 red; 2 blue, 3 red
Game 69: 5 blue, 6 red; 1 green, 15 blue, 10 red; 1 green, 2 red, 4 blue; 5 blue, 7 red; 3 red, 1 green, 11 blue
Game 70: 4 green, 2 red, 8 blue; 5 red, 3 blue; 10 green, 5 blue
Game 71: 1 red, 2 blue, 9 green; 3 red, 8 green; 1 red, 2 blue, 6 green; 3 red, 6 blue, 8 green; 6 green, 3 blue, 2 red; 3 red, 8 green, 6 blue
Game 72: 1 red, 11 green; 1 blue, 7 green, 1 red; 2 red, 12 green; 10 green, 6 red
Game 73: 9 green, 2 red; 1 blue, 3 green; 1 blue, 1 red, 7 green; 2 blue, 9 green, 4 red; 2 blue, 3 red, 8 green; 2 green, 9 red
Game 74: 2 green, 7 red; 1 green, 3 blue, 6 red; 4 green, 3 blue, 6 red; 2 green, 3 blue, 1 red; 3 red, 2 blue, 1 green
Game 75: 15 green, 2 blue; 15 green, 6 red, 2 blue; 12 green, 2 blue, 1 red
Game 76: 1 red, 9 green, 12 blue; 6 red, 12 green, 1 blue; 7 green, 2 blue, 1 red
Game 77: 11 blue, 1 red; 7 blue, 2 red, 13 green; 10 blue, 10 green; 12 blue, 3 red
Game 78: 4 green; 1 blue, 5 green; 5 green, 1 blue, 1 red
Game 79: 4 green, 7 blue, 16 red; 1 blue, 10 red, 5 green; 3 green, 4 red, 3 blue; 11 blue, 18 red, 5 green
Game 80: 1 red, 4 blue, 6 green; 14 blue, 16 red, 2 green; 2 blue, 5 red, 4 green; 2 green, 8 red; 18 red, 6 green, 2 blue; 18 red, 9 blue
Game 81: 11 red, 8 blue, 1 green; 12 blue, 2 green, 14 red; 16 red, 2 green, 6 blue; 17 red, 2 green; 3 green, 3 blue, 15 red
Game 82: 13 red, 1 blue, 6 green; 3 green, 12 red, 3 blue; 5 red, 3 green, 18 blue; 15 blue, 8 red
Game 83: 9 green, 5 blue, 5 red; 8 green, 15 blue, 7 red; 4 green, 6 red, 10 blue; 5 green, 2 red
Game 84: 2 blue, 2 green, 6 red; 2 green, 7 red, 1 blue; 3 green, 3 blue; 2 green, 3 red, 3 blue; 6 green, 4 red
Game 85: 1 blue, 3 green, 5 red; 2 green, 2 red; 4 red, 3 blue; 2 green, 3 blue, 1 red; 4 red, 2 green, 4 blue
Game 86: 6 red, 1 blue; 1 green, 16 red; 2 green, 1 red; 12 red, 1 blue
Game 87: 6 red, 12 green, 1 blue; 5 blue, 6 red, 4 green; 2 blue, 5 red, 8 green
Game 88: 3 green, 6 red, 2 blue; 3 blue, 2 green, 6 red; 1 red, 11 blue, 2 green
Game 89: 7 red, 3 blue, 9 green; 6 red, 3 blue, 15 green; 2 blue, 6 red, 12 green; 5 red, 8 green; 3 blue, 7 red, 9 green; 5 red, 7 green
Game 90: 2 green, 4 red, 19 blue; 13 blue, 4 red, 1 green; 14 blue, 8 green
Game 91: 12 green, 5 blue, 4 red; 9 green, 10 blue, 1 red; 13 green, 1 blue, 4 red; 2 red, 5 blue; 2 blue, 7 green, 2 red; 5 blue, 5 green, 3 red
Game 92: 9 red, 6 blue, 16 green; 11 green, 2 red, 7 blue; 1 green, 1 red, 3 blue; 4 green, 8 red
Game 93: 1 green, 4 blue, 8 red; 2 red, 1 green, 2 blue; 2 blue, 9 red; 1 green, 4 blue, 3 red; 3 red, 1 green, 4 blue
Game 94: 1 green, 7 red, 4 blue; 4 red, 3 blue; 16 blue, 9 red, 7 green; 9 red, 15 blue; 15 blue, 3 red, 6 green; 7 red, 10 blue, 12 green
Game 95: 5 green, 6 blue; 10 green, 9 blue; 4 blue, 8 green, 2 red; 5 blue, 5 green, 1 red
Game 96: 13 blue, 10 red, 2 green; 10 red, 2 green, 1 blue; 6 blue, 5 red, 3 green; 11 red, 3 green, 5 blue; 11 red, 2 green; 3 green, 6 blue
Game 97: 9 green, 11 red, 8 blue; 6 red, 9 blue, 2 green; 3 red, 17 blue, 1 green
Game 98: 14 blue, 3 green; 2 red, 15 blue, 3 green; 15 blue, 8 green, 1 red; 1 red, 8 green
Game 99: 2 green, 7 blue; 14 red, 1 green, 4 blue; 8 blue, 13 red, 2 green; 10 green, 7 red, 10 blue
Game 100: 5 green, 11 blue, 6 red; 5 green, 12 blue; 1 green, 14 blue, 1 red; 3 blue, 5 red, 6 green; 9 blue; 6 red