Usher_Ou的博客

A number ofKballs are dropped one by one from the root of a fully binary tree structure FBT. Eachtime the ball being dropped first visits a non-terminal node. It then keeps moving down, either follo

Problem问题You have been employed by the organisers of a Super Krypton Factor Contest in which contestants have very high mental and physical abilities. In one section of the contest the contestan

DescriptionA ring is composed of n (even number) circles as shown in diagram. Put natural numbers  into each circle separately, and the sum of numbers in two adjacent circles should be a prime. 

[UVA11059]Maximum Product[暴力]题意：给出一个序列，问这个序列中最大连续累乘的子序列中，最大的值为多少，如果都为负数，则输出0.代码：#include #include #include using namespace std;const int maxn = 100;long long num[maxn];vectorv;bool cmp(lo

Write a program that finds and displays all pairs of 5-digit numbers that between them use the digits 0 through 9 once each, such that the first number divided by the second is equal to an integer N,

题目大意：给n个数， n典型的滑动窗口问题#include #include #include #include #include using namespace std;const int maxn = 1000000 + 5;int n, g[maxn];map v;int main(){ int cas; cin>>cas;

题意：给出x和正整数n，问最少需要几次乘除法 可以得到n = x^m//打表法对1~1000的数打表#include #include using namespace std;const int ans[]={0,1,2,2,3,3,4,3,4,4,5,4,5,5,5,4,5,5,6,5,6,6,6,5,6,6,6,6,7,6,6,5,6,6,7,6,7,7,7,6,7,7

传送门 It’s commonly known that the Dutch have invented copper-wire. Two Dutch men were fighting over a nickel, which was made of copper. They were both so eager to get it and the fighting was so fierce