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Day 6: Add Lua solution

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Mia Herkt 2021-12-06 07:00:37 +01:00
parent a47b1aff5b
commit bae5181227
Signed by: mia
GPG key ID: 72E154B8622EC191
2 changed files with 34 additions and 0 deletions
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1
06/input.txt Normal file
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1,1,3,5,1,1,1,4,1,5,1,1,1,1,1,1,1,3,1,1,1,1,2,5,1,1,1,1,1,2,1,4,1,4,1,1,1,1,1,3,1,1,5,1,1,1,4,1,1,1,4,1,1,3,5,1,1,1,1,4,1,5,4,1,1,2,3,2,1,1,1,1,1,1,1,1,1,1,1,1,1,5,1,1,1,1,1,1,1,1,2,2,1,1,1,1,1,5,1,1,1,3,4,1,1,1,1,3,1,1,1,1,1,4,1,1,3,1,1,3,1,1,1,1,1,3,1,5,2,3,1,2,3,1,1,2,1,2,4,5,1,5,1,4,1,1,1,1,2,1,5,1,1,1,1,1,5,1,1,3,1,1,1,1,1,1,4,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,3,2,1,1,1,1,2,2,1,2,1,1,1,5,5,1,1,1,1,1,1,1,1,1,1,1,1,2,2,1,1,4,2,1,4,1,1,1,1,1,1,1,2,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,2,2,1,5,1,1,1,1,1,1,1,1,3,1,1,3,3,1,1,1,3,5,1,1,4,1,1,1,1,1,4,1,1,3,1,1,1,1,1,1,1,1,2,1,5,1,1,1,1,1,1,1,1,1,1,4,1,1,1,1

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06/solution.lua Executable file
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#!/usr/bin/env lua
fish = {}
for i = 0, 8 do fish[i] = 0 end
function count_fish()
count = 0
for fi = 0, 8 do
count = count + fish[fi]
end
return count
end
for line in io.lines("input.txt") do
for n in string.gmatch(line, "([^,]+)") do
fish[tonumber(n)] = fish[tonumber(n)] + 1
end
for iter = 1, 256 do
f = fish[0]
for fi = 0, 7 do
fish[fi] = fish[fi+1]
end
fish[8] = f
fish[6] = fish[6] + f
if iter == 80 then
print("Solution 1:", count_fish())
end
end
print("Solution 2:", count_fish())
end