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.
 

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485 B

#!/bin/bash
# 读取随机数据并转为 base64 编码
head -n 50000 /dev/urandom | base64 > random;
# 抽取 50000 行数据
head -n 50000 random > random2;
# rename
rm random;
mv random2 random;
# 按 asc 排序
sort --unique random > unique_sort_by_asc;
# 按 num 排序
sort --unique --numeric-sort random > unique_sort_by_num;
# 追加写
cat unique_sort_by_asc > totall;
cat unique_sort_by_num >> totall;
# 匹配并统计字符
grep -o "com" totall | wc -l > number_of_com;