> For the complete documentation index, see [llms.txt](https://wentao-shao.gitbook.io/leetcode/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wentao-shao.gitbook.io/leetcode/numbers.md).

# Numbers

- [1088.Confusing-Number-II](https://wentao-shao.gitbook.io/leetcode/numbers/1088.confusing-number-ii.md)
- [13.Roman-to-Integer](https://wentao-shao.gitbook.io/leetcode/numbers/13.roman-to-integer.md)
- [166.Fraction-to-Recurring-Decimal](https://wentao-shao.gitbook.io/leetcode/numbers/166.fraction-to-recurring-decimal.md)
- [202.Happy-Number](https://wentao-shao.gitbook.io/leetcode/numbers/202.happy-number.md)
- [65.Valid-Number](https://wentao-shao.gitbook.io/leetcode/numbers/65.valid-number.md)
- [681.Next-Closest-Time](https://wentao-shao.gitbook.io/leetcode/numbers/681.next-closest-time.md)
- [780.Reaching-Points](https://wentao-shao.gitbook.io/leetcode/numbers/780.reaching-points.md)
- [829.Consecutive-Numbers-Sum](https://wentao-shao.gitbook.io/leetcode/numbers/829.consecutive-numbers-sum.md)
- [914.X-of-a-Kind-in-a-Deck-of-Cards](https://wentao-shao.gitbook.io/leetcode/numbers/914.x-of-a-kind-in-a-deck-of-cards.md)
- [991.Broken-Calculator](https://wentao-shao.gitbook.io/leetcode/numbers/991.broken-calculator.md)