[LeetCode]30. KSum问题总结

[LeetCode]1. 2Sum题目:https://leetcode.com/problems/two-sum/,解答:http://www.cnblogs.com/aprilcheny/p/4823576.html

[LeetCode]2. 3Sum题目:https://leetcode.com/problems/3sum/,解答:http://www.cnblogs.com/aprilcheny/p/4872283.html

[LeetCode]3. 3Sum Closest题目:https://leetcode.com/problems/3sum-closest/,解答:http://www.cnblogs.com/aprilcheny/p/4873757.html

[LeetCode]4. 4Sum题目:https://leetcode.com/problems/4sum/,解答:http://www.cnblogs.com/aprilcheny/p/4888073.html