题目描述：
LeetCode 341. Flatten Nested List Iterator
Given a nested list of integers, implement an iterator to flatten it.
Each element is either an integer, or a list -- whose elements may also be integers or other lists.
Example 1: ...
归档 2016
[LeetCode]Flatten Nested List Iterator
[TopCoder]SRM 687 Div2 Quacking
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topcoder-srm.
题目描述：
Ducks have started mysteriously appearing in your room. All ducks make the same sound: "quack". Each duck makes the sound one or more times, one after another. For example, valid sounds for a single duck are "quack", "quackquackquackquack", "quackquack", ...
[LeetCode]Counting Bits
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LeetCode.
题目描述：
Given a non negative integer number num. For every numbers i in the range 0 ≤ i ≤ num calculate the number of 1's in their binary representation and return them as an array.
Example: ...
[LeetCode]House Robber III
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LeetCode.
题目描述：
LeetCode 337. House Robber III
The thief has found himself a new place for his thievery again. There is only one entrance to this area, called the "root." Besides the root, each house has one and only one parent house. ...
Java泛型实现冒泡排序
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Java.
使用泛型的冒泡排序Java代码：
public class SortUtils {
public static <T extends Comparable<? super T>> void bubbleSort(T[] nums) {
int size = nums.length;
for (int k = 0; k < size; k++) {
for (int i = 0; i + k + 1 ...