11 lines
174 B
Bash
11 lines
174 B
Bash
ack() {
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local m=$1
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local n=$2
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if [ $m -eq 0 ]; then
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echo -n $((n+1))
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elif [ $n -eq 0 ]; then
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ack $((m-1)) 1
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else
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ack $((m-1)) $(ack $m $((n-1)))
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fi
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}
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