25개 이상의 토픽을 선택하실 수 없습니다. Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 

16 lines
207 B

#!/bin/bash
for i in {1..1000};
do
echo $RANDOM|md5sum|cut -c 1-9 ;
done >> data;
sort data|uniq;
sort -n data|uniq;
sort -n data|uniq > data1;
sort -n data|uniq >> data2;
grep -o "aa" data1|wc -l;