摘要:
Given a roman numeral, convert it to an integer. Input is guaranteed to be within the range from 1 to 3999. 字符串的是从左边开始的 res,p 是元组 阅读全文
posted @ 2017-02-28 21:48
Ci_pea
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摘要:
Determine whether an integer is a palindrome(回文). Do this without extra space. 阅读全文
posted @ 2017-02-28 19:40
Ci_pea
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