Implement pow(x, n), which calculates x raised to the power n(xn). Example 1: Example 2: Example 3: Note ...
Your task is to calculate ab mod where a is a positive integer and b is an extremely large positive integer given in the form of an array. Example : Example : Credits:Special thanks to Stomach ache f ...
2016-07-07 23:51 5 10036 推荐指数:
Implement pow(x, n), which calculates x raised to the power n(xn). Example 1: Example 2: Example 3: Note ...
Write a program to find the nth super ugly number. Super ugly numbers are positive numbers whose all prime factors are in the given prime list ...
You are given `K` eggs, and you have access to a building with `N` floors from `1` to `N`. Each e ...
You have n super washing machines on a line. Initially, each washing machine has some dresses or is empty. For each move, you could choose any m ...
Let's say a positive integer is a *superpalindrome* if it is a palindrome, and it is also the squar ...
原题地址:https://oj.leetcode.com/problems/powx-n/ 题意:Implement pow(x, n). 解题思路:求幂函数的实现。使用递归,类似于二分的思路,解法来自Mark Allen Weiss的《数据结构与算法分析》。 正确代码 ...
题目: Implement pow(x, n). 题解: pow(x,n)就是求x的n次方。x的N次方可以看做:x^n = x^(n/2)*x^(n/2)*x^(n%2)。所以利用递归求解,当n==1的时候,x^n=x。 当然n是可以小于0的,2^(-3) = 1/(2^3)。按照上 ...
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