반응형
a∩b
time join <(sort b) <(sort a) | awk '{print $1}' | sort -u
a-b
diff <(sort a) <(sort b) | grep '<' | awk '{print $2}'반응형
Development
a∩b
time join <(sort b) <(sort a) | awk '{print $1}' | sort -u
a-b
diff <(sort a) <(sort b) | grep '<' | awk '{print $2}'