摘要：
s1 = input('s1: ') s2 = input('s2: ') for i in s1: if i in s2: s1 = s1.replace(i,'') print(s1) 阅读全文
摘要：
#!/bin/bash int=1 until [ $int -ge 11 ] do sq=`expr $int \* $int` echo $sq int=`expr $int + 1` done 阅读全文
摘要：
#!/bin/bash sum=0 loop=0 until [ $loop -eq 10 ] do let loop=$loop+1 let sum=sum+loop*loop done echo $sum 阅读全文