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% run < data
1: park 60
2: lee 60
2 am: 60
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data ÆÄÀÏÀº
park 50 70 60
lee 60 50 70
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% awk "{print NR, \$1, (\$2\$3\$4)/3}"
data
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1 park 60
2 lee 60 2 am:60
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% awk -F: "{if(\$5==\"park junhyun\") print \$1}"
/etc/passwd
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pjh1024
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/home/pjh1024/wk ÀÇ PARENT directory°¡
/home/pjh1024 Àΰ¡¿ä...?
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awkÀÇ °æ¿ì -f ·Î ¿ÜºÎÆÄÀÏ·Î ¸¸µé¾î¼ ÇÏ´õ¶ó°í¿ä Á¦°¡ ÇÏ·Á´Â°Å¿Í´Â Ʋ·Á¼¿ä(?)
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