48 lines
867 B
Awk
48 lines
867 B
Awk
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$2 == "ls" || $1 == "dir" { next}
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$2 == "cd" && $3 != ".." {
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depth += 1
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l = ""
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for (i=1;i<depth;i++) {
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l = l "___ "
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}
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print l $3 "/"
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}
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NF == 2 {
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l = ""
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for (i=1;i<=depth;i++) {
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S[i]+=$1
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l = l "___ "
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}
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print l $2, "(" $1 ")"
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}
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$2 == "cd" && $3 == ".." {
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l = ""
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for (i=1;i<depth;i++) {
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l = l "___ "
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}
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print l "=>", S[depth]
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S[depth]=0
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depth -= 1
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}
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# part 1
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# awk -f print.awk input | grep -F '=>' | awk 'NF>2 && $(NF)>(100*1000)' | awk '{ print $NF }' | sum0
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# part 2
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# TOTAL 70'000'000
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# UPDATE 30'000'000
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# ROOT 43'837'783
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# FREE 26'162'217
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# NEED 3'837'783
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# list all sizes
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# awk -f print.awk input | grep -F '=>' | awk 'NF>2 && $(NF)>(100*1000)' | awk '{ print $NF }' | sort -n
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# find number at the bottom of the list that is >=NEED
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# ...
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# 2882941
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# 3572786
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# 3718312 <= too low
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# 4183246 <= this one
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# 5406295
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# 5928595
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# ...
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