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https://github.com/wezm/advent-of-code.git
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23 lines
365 B
Awk
23 lines
365 B
Awk
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BEGIN {
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map["one"] = 1
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map["two"] = 2
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map["three"] = 3
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map["four"] = 4
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map["five"] = 5
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map["six"] = 6
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map["seven"] = 7
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map["eight"] = 8
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map["nine"] = 9
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}
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{
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pos = match($0, "one|two|three|four|five|six|seven|eight|nine")
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if (pos != 0) {
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numeral = substr($0, RSTART, RLENGTH)
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digit = map[numeral]
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sub(numeral, digit)
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}
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print
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}
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