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全部文章 / leetcode （共34篇）

9. Palindrome Number

题目描述 Determine whether an integer is a palindrome. Do this without extra space. click to show spoilers. Some hints: Could negative integers be pal...

2017-05-26

0 341

7. Reverse Integer

题目描述 Reverse digits of an integer. Example1: x = 123, return 321 Example2: x = -123, return -321 思路一开始想的比较简单，直接循环取尾数*10。 #include<iostream&g...

2017-01-10

0 467

6. ZigZag Conversion

题目描述 The string “PAYPALISHIRING” is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed...

2017-01-10

0 403

1. Two Sum

题目描述 Two Sum Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that ea...

2017-01-07

0 375