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2016-01-16

The Apocalypse

In the new post-apocalyptic world, the world queen is desperately concerned about the birth rate.

2016-01-16

云计算阅读材料 1 Cloud Computing Overview

Welcome to this online course on cloud computing. This domain is emerging and fast-evolving. Here, we will introduce the big picture of cloud computing, as well as explain how it h

2016-01-16

Basketball

You have a basketball hoop and someone says that you can play one of two games

2016-01-15

Cosine Similarity

Cosine similarity is a measure of similarity between two vectors of an inner product space that measures the c

2016-01-15

Count Primes

Count the number of prime numbers less than a non-negative number, n.

2016-01-15

均分 01

给定一个 01 串，恰好包含 2n 个 0 和 2n 个 1，你可以把它切成若干段，再把它们任意拼接，要求拼接除两部分，每部分恰好包含 n 个 0，n 个 1，如何使得切的段数最少？

2016-01-15

Divide Number

将两个整数相除，要求不使用乘法、除法和 mod 运算符。

2016-01-15

The Egg Drop Problem

There is a building of 100 floors. If an egg drops from the Nth floor or above, it will break.

2016-01-15

Factorial Trailing Zeroes

Given an integer n, return the number of trailing zeroes in n!.

2016-01-15

Fraction to Recurring Decimal

Given two integers representing the numerator and denominator of a fraction, return the fraction in string for

The Apocalypse

云计算阅读材料 1 Cloud Computing Overview

Basketball

Cosine Similarity

Count Primes

均分 01

Divide Number

The Egg Drop Problem

Factorial Trailing Zeroes

Fraction to Recurring Decimal

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