http://acm.csu.edu.cn/OnlineJudge/problem.php?id=1336 There is an interesting calculator. It has 3 rows of buttons. Row 1: button 0, 1, 2, 3, ..., 9. Pressing each button appends that digit to the end of the display. Row 2: button +0, +1, +2, +3, ...
There is an interesting calculator. It has 3 rows of buttons. Row 1: button 0, 1, 2, 3, ..., 9. Pressing each button appends that digit to the end of the display. Row 2: button +0, +1, +2, +3, ..., +9. Pressing each button adds that digit to the disp
Interesting Calculator Time Limit: 2 Sec Memory Limit: 128 MB Submit: 163 Solved: 49 Description There is an interesting calculator. It has 3 rows of buttons. Row 1: button 0, 1, 2, 3, ..., 9. Pressing each button appends that digit to the end of
先上题目: 12664 Interesting CalculatorThere is an interesting calculator. It has 3 rows of button.• Row 1: button 0, 1, 2, 3, . . . , 9. Pressing each button appends that digit to the end of the display.• Row 2: button +0, +1, +2, +3, . . . , +9. Pressin
HDOJ 1312 Red and Black http://acm.hdu.edu.cn/showproblem.php?pid=1312 很裸的dfs,在dfs里面写上ans++,能到几个点就调了几次dfs,最后ans就是答案 #include<cstdio> #include<iostream> using namespace std; ][]; int n,m,si,sj,ans; ][] = {{,}, {-,}, {,-}, {,}}; int dfs(int x, i
这里之所以扩充一个 有限队列 是因为,生活使用中队列通常会附加优先级,比如排队买票,一般老人和军人等会有优先权限. 实现:继承上篇的 普通队列实现.这里用一种方法,入队的时候,进行排序插入到指定位置,输出不变. 优先队列类 //继承自 Queue function PriorityQueue(){ Queue.call(this); } 继承原型方法 function base(p, c){ var h = {}, P = p.prototype, C = c.prototype; for(va
一. Redis简介 Redis是一个速度非常快的高性能的key-value存储系统.redis的出现,很大程度补偿了memcached这类key/value存储的不足.Redis支持存储五种value数据类型,包括string(字符串).list(链表).set(集合).hash(哈希类型)和zset(sorted set --有序集合).这些数据类型都支持push/pop.add/remove及取交集并集和差集及更丰富的操作,而且这些操作都是原子性的.在此基础上,redis支持各种不同方式的
Problem I Interesting Calculator There is an interesting calculator. It has 3 rows of button. Row 1: button 0, 1, 2, 3, ..., 9. Pressing each button appends that digit to the end of the display. Row 2: button +0, +1, +2, +3, ..., +9. Pressing each bu
PriorityQueue是一种什么样的容器呢?看过前面的几个jdk容器分析的话,看到Queue这个单词你一定会,哦~这是一种队列.是的,PriorityQueue是一种队列,但是它又是一种什么样的队列呢?它具有着什么样的特点呢?它的底层实现方式又是怎么样的呢?我们一起来看一下. PriorityQueue其实是一个优先队列,什么是优先队列呢?这和我们前面讲的先进先出(First In First Out )的队列的区别在于,优先队列每次出队的元素都是优先级最高的元素.那么怎么确定哪一