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logan_2022/day3/day3.lua

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2022-12-03 01:05:08 -05:00
file = io.open("input")
io.input(file)
score = 0
for line in file:lines() do
local first = string.sub(line, 1, #line/2)
local second = string.sub(line, #line/2 + 1, #line)
print(#first)
print(#second)
for i = 1, #first do
local char = string.sub(first, i, i)
if string.match(second, char) then
print(char)
if char == string.upper(char) then
--print(string.byte(char) - string.byte("A") + 27)
score = score + string.byte(char) - string.byte("A") + 27
goto continue
elseif char == string.lower(char) then
--print(string.byte(char) - string.byte("a"))
score = score + string.byte(char) - string.byte("a") + 1
goto continue
end
end
end
::continue::
end
print(score)