原题地址:https://oj.leetcode.com/problems/count-and-say/ 题意: The count-and-say sequence is the sequence of integers beginning as follows:1, 11, 21 ...
题目来源: https: leetcode.com problems count and say 题意分析: 字符串列符合这样的规则:连续出现字符的次数 上这个字符。比如 就是 个 ,也就是得到 。初始字符串是 。输入一个正整数n,输出满足这个规则的第n个数。 题目思路: 这是一道简单题。写一个函数,输入一个字符串,得到满足规则的下一个字符串。重复这个函数n次就可以了。 代码 python : V ...
2015-10-31 21:37 0 1918 推荐指数:
原题地址:https://oj.leetcode.com/problems/count-and-say/ 题意: The count-and-say sequence is the sequence of integers beginning as follows:1, 11, 21 ...
题目链接 The count-and-say sequence is the sequence of integers beginning as follows:1, 11, 21, 1211, 111221, ... 1 is read off as "one 1" or 11.11 ...
题目: The count-and-say sequence is the sequence of integers beginning as follows: 1, 11, 21, 1211, 111221, ... 1 is read off as "one 1" or 11. 11 ...
The count-and-say sequence is the sequence of integers with the first five terms as following: 1 is read off as "one 1" or 11.11 is read off ...
。 string unguarded_convert(const string &say ...
The count-and-say sequence is the sequence of integers beginning as follows:1, 11, 21, 1211, 111221, ... 1 is read off as "one 1" or 11.11 is read ...
初看题目很迷,Google看了各大神的解释,才明白 原题连接:https://leetcode.com/problems/count-and-say/description/ 题目解释:原题的意思就是用一个新的字符串描述上一个字符串,用数字表示上一个: 当n=1时:输出1; 当n=2时 ...
参考:https://leetcode.com/discuss/79083/share-my-solution First of all, let's look at the naive solution. Preprocess to calculate the prefix ...