contain both capital and lower case letters

题目

contain both capital and lower case letters
设置密码的时候总说我的密码不合格
Password is weak because it does not contain a mixture of numbers and letters
Password is weak because it does not contain both upper and lower case letters
怎么办?

答案

第一个是说你的密码保密程度不好,应该即包含数字又包含字母.
第二个是说你的密码保密程度不好,应该即包含大写又包含小写字母.