15 lines
279 B
Lua
Executable file
15 lines
279 B
Lua
Executable file
#!/usr/bin/env lua
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h = 0
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v = 0
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function down(val) v = v + val end
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function up(val) v = v - val end
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function forward(val) h = h + val end
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for line in io.lines("input.txt") do
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cmd, val = line:gmatch("(%S+) (%S+)")()
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_G[cmd](val)
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end
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print(("Answer: %d"):format(h * v))
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