http://vjudge.net/problem/viewProblem.action?id=37480 East Central Regional Contest Problem C: Hexagon Perplexagon A well known puzzle consists of hexagonal pieces, each with the numbers through printed on the sides. Each piece has a different arrang…
Keep in mind that neither success nor failure is ever final. 无论成败,皆非定局. The final is not coming, but we can predict it just based on the current situation. If we can't make some changes, the result may be already determined. Single is an opportunity…
Happiness is a direction, not a place. 快乐是一个方向,不是一个目的. Do you remember those moments in your life when you were happy and joyful? Do you remeber how those moments came, and how they made you feel? If you have some clear answers, I think you will know…
A. Boxes and Balls 二分找到最大的不超过$n$的$\frac{x(x+1)}{2}$形式的数即可. #include <bits/stdc++.h> using namespace std ; typedef long long LL ; void solve () { LL n ; scanf ( "%lld" , &n ) ; LL l = 1 , r = 2e9 ; while ( l < r ) { LL m = l + r + 1…
使用Quartz.Net依赖于以下3个组件:Common.Logging.dll.Common.Logging.Core.dll.Quartz.dll 简单封装 using Quartz; using Quartz.Impl; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Test { pub…
