
将数字转换成字符串
景行cmy
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leetcode 902. Numbers At Most N Given Digit Set
We have asortedset of digitsD, a non-empty subset of{'1','2','3','4','5','6','7','8','9'}. (Note that'0'is not included.) Now, we write numbers using these digits, using each digit as many tim...原创 2019-08-28 19:14:25 · 113 阅读 · 0 评论 -
leetcode 1012. 至少有 1 位重复的数字
给定正整数 N,返回小于等于 N 且具有至少 1 位重复数字的正整数。 示例 1: 输入:20 输出:1 解释:具有至少 1 位重复数字的正数(<= 20)只有 11 。 示例 2: 输入:100 输出:10 解释:具有至少 1 位重复数字的正数(<= 100)有 11,22,33,44,55,66,77,88,99 和 100 。 示例 3: 输入:1000 输出:...原创 2019-09-07 08:34:11 · 386 阅读 · 0 评论 -
leetcode 1088. Confusing Number II
We can rotate digits by 180 degrees to form new digits. When 0, 1, 6, 8, 9 are rotated 180 degrees, they become 0, 1, 9, 8, 6 respectively. When 2, 3, 4, 5 and 7 are rotated 180 degrees, they become i...原创 2019-10-10 14:43:30 · 9908 阅读 · 0 评论