We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You call a pre-defined API guess(int num) wh…

我们正在玩一个猜数字游戏. 游戏规则如下:我从 1 到 n 选择一个数字. 你需要猜我选择了哪个数字.每次你猜错了,我会告诉你这个数字是大了还是小了.你调用一个预先定义好的接口 guess(int num),它会返回 3 个可能的结果(-1,1 或 0):-1 : 我的数字比较小 1 : 我的数字比较大 0 : 恭喜!你猜对了!示例:n = 10, 我选择 6.返回 6.详见:https://leetcode.com/problems/guess-number-higher-or-lower/d…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You call a pre-defined API guess(int num) wh…

374. Guess Number Higher or Lower 二分查找就好 // Forward declaration of guess API. // @param num, your guess // @return -1 if my number is lower, 1 if my number is higher, otherwise return 0 int guess(int num); class Solution { public: int guessNumber(int…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You call a pre-defined API guess(int num) wh…

题目描述: We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You call a pre-defined API guess(int n…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number I picked is higher or lower. However, when you guess a particula…

Leetcode之二分法专题-374. 猜数字大小(374. Guess Number Higher or Lower) 我们正在玩一个猜数字游戏. 游戏规则如下:我从 1 到 n 选择一个数字. 你需要猜我选择了哪个数字.每次你猜错了,我会告诉你这个数字是大了还是小了.你调用一个预先定义好的接口 guess(int num),它会返回 3 个可能的结果(-1,1 或 0): -1 : 我的数字比较小 1 : 我的数字比较大 0 : 恭喜!你猜对了! 示例 : 输入: n = 10, pick…

好久没切 leetcode 的题了,静下心来切了道,这道题比较有意思,和大家分享下. 我把它叫做 "不一样的猜数字游戏",我们先来看看传统的猜数字游戏,Guess Number Higher or Lower.题意非常的简单,给定一个数字 n,系统会随机从 1 到 n 中抽取一个数字,你需要写一个函数 guessNumber,它的作用是返回系统选择的数字,同时你还有一个外部的 API 可以调用,是为 guess 函数,它会将你猜的数字和系统选择的数字比较,是大了还是小了. 非常的简单,…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number I picked is higher or lower. However, when you guess a particula…

一天一道LeetCode 本系列文章已全部上传至我的github,地址:ZeeCoder's Github 欢迎大家关注我的新浪微博,我的新浪微博 欢迎转载,转载请注明出处 (一)题目 We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 日期 题目地址:https://leetcode.com/problems/guess-number-higher-or-lower/#/description 题目描述 We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You ha…

We are playing the Guess Game. The game is as follows: 我们来玩一个游戏,规则如下: I pick a number from 1 to n. You have to guess which number I picked. 我从1到n之间选择一个数字,由你来猜我选了哪个数字. Every time you guess wrong, I'll tell you whether the number is higher or lower. 在你…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You call a pre-defined API guess(int num) wh…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You call a pre-defined API guess(int num) wh…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number I picked is higher or lower. However, when you guess a particula…

#-*- coding: UTF-8 -*-# The guess API is already defined for you.# @param num, your guess# @return -1 if my number is lower, 1 if my number is higher, otherwise return 0# def guess(num):#binary searchclass Solution(object):    def guessNumber(self, n…

原题 思路: miniMax+DP dp[i][j]保存在i到j范围内,猜中这个数字需要花费的最少 money. "至少需要的花费",就要我们 "做最坏的打算,尽最大的努力",即取最大值. dp[beg][end] =MIN ( i + max(helper(beg, i - 1, dp), helper(i + 1, end, dp)) ) class Solution { public: int helper(int beg, int end, vector&l…

374. Guess Number Higher or Lower Easy We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You c…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You call a pre-defined API guess(int num) wh…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number I picked is higher or lower. However, when you guess a particula…

做leetcode的题 We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You call a pre-defined API guess…

[LeetCode]375. Guess Number Higher or Lower II 解题报告(Python) 作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址: https://leetcode.com/problems/guess-number-higher-or-lower-ii/description/ 题目描述: We are playing the Guess Game. The game is as f…

今天,试着做了一下LeetCode OJ上面的第375道题:Guess Number Higher or Lower II 原题链接:https://leetcode.com/problems/guess-number-higher-or-lower-ii/ 具体题目如下: We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which numb…

374. 猜数字大小 我们正在玩一个猜数字游戏. 游戏规则如下: 我从 1 到 n 选择一个数字. 你需要猜我选择了哪个数字. 每次你猜错了,我会告诉你这个数字是大了还是小了. 你调用一个预先定义好的接口 guess(int num),它会返回 3 个可能的结果(-1,1 或 0): -1 : 我的数字比较小 1 : 我的数字比较大 0 : 恭喜!你猜对了! 示例 : 输入: n = 10, pick = 6 输出: 6 PS: 强烈建议力扣换一个描述的,这个题描述的,简直是---- 我的数字指…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number I picked is higher or lower. However, when you guess a particula…

375. 猜数字大小 II 我们正在玩一个猜数游戏,游戏规则如下: 我从 1 到 n 之间选择一个数字,你来猜我选了哪个数字. 每次你猜错了,我都会告诉你,我选的数字比你的大了或者小了. 然而,当你猜了数字 x 并且猜错了的时候,你需要支付金额为 x 的现金.直到你猜到我选的数字,你才算赢得了这个游戏. 示例: n = 10, 我选择了8. 第一轮: 你猜我选择的数字是5,我会告诉你,我的数字更大一些,然后你需要支付5块. 第二轮: 你猜是7,我告诉你,我的数字更大一些,你支付7块. 第三轮:…

375. 猜数字大小 II 原题链接375. 猜数字大小 II 题目下方给出了几个提示: 游戏的最佳策略是减少最大损失,这引出了 Minimax 算法,见这里,和这里 使用较小的数开始(例如3),看看在最差的情况下你要支付多少钱? 即使 n 比较小,完全使用递归的效率也很低,试试动态规划吧. 我们就按照上面的提示玩一把:猜数字大小 II. 当 n = 3,那么我们有 3 个选择:1 或 2 或 3. 假设我们先猜 1,就有两种情况: [猜对]:1 就是正确的数字,所以你支付 0¥,或者 [猜错]…

猜数字大小II 我们正在玩一个猜数游戏,游戏规则如下: 我从 1 到 n 之间选择一个数字,你来猜我选了哪个数字. 每次你猜错了,我都会告诉你,我选的数字比你的大了或者小了. 然而,当你猜了数字 x 并且猜错了的时候,你需要支付金额为 x 的现金.直到你猜到我选的数字,你才算赢得了这个游戏. 示例: n = 10, 我选择了8. 第一轮: 你猜我选择的数字是5,我会告诉你,我的数字更大一些,然后你需要支付5块. 第二轮: 你猜是7,我告诉你,我的数字更大一些,你支付7块. 第三轮: 你猜是9,我…

We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wrong, I'll tell you whether the number is higher or lower. You call a pre-defined API guess(int num) wh…