Description Given a m × n chessboard, a stone is put on the top-left corner (1, 1). Kevin and Bob take turns moving the stone. One can only move the stone one block right or downward and cannot stay in the same block. Kevin goes first and the one who
助记方法: J:跳转C: 进位位置位N: 否S: 符号位置位o: 溢出位置位Z: 零标志位置位E: 等于P:奇偶位置位A: AboveB: BelowL: Less (Little的比较级)G: Greater (Great的比较级) (SF^OF)=1 --> SF=0, OF=1 --> a < b SF=1, OF=0 --> a < b (SF^OF)=0 --> SF=1, OF=1 --> a > b SF=0, OF=0--> a >
"华为杯" 武汉大学21级新生程序设计竞赛 https://ac.nowcoder.com/acm/contest/31620#question D.和谐之树 思路:披着线段树外皮的二分.把区间逐层二分.注:要统计能到达的深度,深度相同时优先走右边(比赛的时候就是因为这个没过) 代码 #include <iostream> #include <algorithm> using namespace std; typedef long long ll; int t;
G.Interference Signal 时间限制: 2 Sec 内存限制: 128 MB提交: 47 解决: 18[提交][状态] 题目描述 Dr.Kong’s laboratory monitor some interference signals. The interference signals can be digitized into a series of positive integer. May be, there are N integers a1,a2,…,an. D