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首先判斷如果是小寫：if(islower(str[i]))把小寫字母變成大寫字母，函數就是toupperstr[i] = toupper(str[i]);els

Description 每一年，約翰都會帶著他的奶牛們去趕集．集會中一共有N(1≤N≤400)個商店，第i個商店會在特定的時間Pi(0≤Pi&

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 Relatives Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d &am

題意：給一個有'/','\','.'組成的二維字符數組，求圖中‘/’和‘\&

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C++中的容器容器與容器適配器容器包括vector, deque, list, map, multimap, set, multiset。容器適配器包括基於de

GCDProblem Description Given 5 integers: a, b, c, d, k, you're to find x in

Write a program to find the node at which the intersection of two singly linked

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#include #include #define DefaultSize 10using namespace std;enum KindOfStatus{Ac

一：LeetCode 121 Best Time to Buy and Sell Stock題目：Say you have an array for which

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Quoit DesignTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K

Color the ballTime Limit: 9000/3000 MS (Java/Others) Memory Limit: 32768/32768 K

 Majority ElementGiven an array of size n, find the majority element. The m

/** * Definition for singly-linked list. * struct ListNode { * int val; *

clang++會自動優化函數返回代碼，無論是c++11標准還是之前的標准。下面是例子：注意，clang++ 3.5默認編譯選項不是c++11  c++

Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do