LeetCode: Reverse Integer

题目
分析
代码

题目

https://oj.leetcode.com/problems/reverse-integer/

分析

循环求解即可。

代码

class Solution
{
public:
	int reverse(int x)
	{
		bool minus = false;
		int res = 0;

		if (x < 0)
		{
			x = -x;
			minus = true;
		}
		while (x != 0)
		{
			int t;
			t = x % 10;
			x = x / 10;
			res = res * 10 + t;
		}
		if (minus)
			res = -res;

		return res;
	}
};

本文章迁移自http://blog.csdn.net/timberwolf_2012/article/details/39157653

/** * RECOMMENDED CONFIGURATION VARIABLES: EDIT AND UNCOMMENT THE SECTION BELOW TO INSERT DYNAMIC VALUES FROM YOUR PLATFORM OR CMS. * LEARN WHY DEFINING THESE VARIABLES IS IMPORTANT: https://disqus.com/admin/universalcode/#configuration-variables*/ /* var disqus_config = function () { this.page.url = PAGE_URL; // Replace PAGE_URL with your page's canonical URL variable this.page.identifier = PAGE_IDENTIFIER; // Replace PAGE_IDENTIFIER with your page's unique identifier variable }; */ (function() { // DON'T EDIT BELOW THIS LINE var d = document, s = d.createElement('script'); s.src = 'https://chenzz.disqus.com/embed.js'; s.setAttribute('data-timestamp', +new Date()); (d.head || d.body).appendChild(s); })();