ryoo14

#!/usr/bin/env python3
#coding: utf-8
for x in range(1, 100):
    flag = x > 1
    for y in range(2, x+1):
        if x % y == 0:
            if x != y:
                flag = 0
                break
    print('jojo!!' if flag else x)

ryoo14

cut -d":" -f1 /etc/passwd

ryoo14

cut -d":" -f7 /etc/passwd | grep -E '(sh$|in$)' | sort | uniq -c

ryoo14

grep -r '#!/bin/bash' /etc 2> /dev/null | sed 's/:.*$//' | while read line;do sed 's;#!/bin/bash;#!/usr/local/bin/bash;' $line > ~/hoge/$(basename $line) ;done

ryoo14

awk '{print int($1/10)}' ages | sort -n | uniq -c | awk '{print $2*10"〜"$2*10+9,$1}'

ryoo14

seq 1 16 | awk '{if($1%15==0){print "FizzBuzz"}else if($1%3==0){print "Fizz"}else if($1%5==0){print "Buzz"}else{print $1}}' | tr '\n' ','

ryoo14

ls [!a-zA-z]* | xargs rm

ryoo14

expr $(cat nums | tr "\n" " " | sed 's/ $//' | sed 's/ / + /g')

ryoo14

for i in a b ; do grep $i hoge | sort -k2n | tail -1; done

ryoo14

sort -k1,1 num2 | yarr num=1 | sed 's/[ab] //g' | sed 's/ / + /g' | bc