摘要： 如果把setiosflags(ios::fixed)放到最前面，则都会受其影响。 阅读全文

摘要： Given a non-empty integer array of size n, find the minimum number of moves required to make all array elements equal, where a move is incrementing n  阅读全文

摘要： Assume you are an awesome parent and want to give your children some cookies. But, you should give each child at most one cookie. Each child i has a g 阅读全文

摘要： Given scores of N athletes, find their relative ranks and the people with the top three highest scores, who will be awarded medals: "Gold Medal", "Sil 阅读全文

摘要： 1 #include 2 using namespace std; 3 int func1(unsigned int i) { 4 5 unsigned int temp = i; 6 7 temp = (temp & 0x55555555) + ((temp & 0xaaaaaaaa) >> 1); 8 9 temp = (temp & 0x33... 阅读全文

摘要： 方法二：插入的不同方法 阅读全文

摘要： Given an array of integers that is already sorted in ascending order, find two numbers such that they add up to a specific target number. The function 阅读全文

摘要： Given an array of 2n integers, your task is to group these integers into n pairs of integer, say (a1, b1), (a2, b2), ..., (an, bn) which makes sum of 阅读全文

摘要： #include #include using namespace std; struct s1 { char a[8]; }; struct s2 { double d; }; struct s3 { s1 s; char a; }; struct s4 { s2 s; char a; }; struct s5 { int i : 8; int j : 4; int a... 阅读全文

摘要： Given a binary search tree with non-negative values, find the minimum absolute difference between values of any two nodes. Example: Note: There are at 阅读全文