14 lines
186 B
Bash
Executable file
14 lines
186 B
Bash
Executable file
#!/bin/bash
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x=()
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i=0
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while read -n1 a; do
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x=(${x[@]:0:3})
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x=($a ${x[@]})
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i=$((i+1))
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[[ $(echo ${x[@]} | tr ' ' '\n' | sort | uniq | wc -l) == 4 ]] && break
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done < /tmp/06
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echo $i
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