更新答案链接

Author: hongqima

README.md

@@ -16,7 +16,7 @@
 | 4 | [寻找两个有序数组的中位数](https://leetcode-cn.com/problems/median-of-two-sorted-arrays) | 困难 | | | | | |
 | 5 | [最长回文子串](https://leetcode-cn.com/problems/longest-palindromic-substring) | 中等 | | | | | |
 | 6 | [Z 字形变换](https://leetcode-cn.com/problems/zigzag-conversion) | 中等 | | | | | |
-| 7 | [整数反转](https://leetcode-cn.com/problems/reverse-integer) | 简单 | [Swift](0007-整数反转/Swift) | [Java](0007-整数反转/Java) | [C](0007-整数反转/C) | [C++](0007-整数反转/C++) | [OC](0007-整数反转/OC) | |
+| 7 | [整数反转](https://leetcode-cn.com/problems/reverse-integer) | 简单 | [Swift](0007-整数反转/Swift) |  | [Java](0007-整数反转/Java) | [C](0007-整数反转/C)/[C++](0007-整数反转/C++) | [OC](0007-整数反转/OC) |
 | 8 | [字符串转换整数 (atoi)](https://leetcode-cn.com/problems/string-to-integer-atoi) | 中等 | | | | | |
 | 9 | [回文数](https://leetcode-cn.com/problems/palindrome-number) | 简单 | [Swift](0009-回文数/Swift) | | | | |
 | 10 | [正则表达式匹配](https://leetcode-cn.com/problems/regular-expression-matching) | 困难 | | | | | |