CF1143C Queen 开始想大力维护 \(bfs\) 序+数据结构解决,但 \(bfs\) 序的变化不太好推. 换了一个思路,注意到删除一个点后,原来可以被删除的点仍然可以被删除,原来不能被删除的点仍然不能被删除.于是只需要判断每个点开始时能否被删除,按顺序输出可以的就好了. #include<bits/stdc++.h> using namespace std; typedef long long ll; inline int read() { int out=0,fh=1; char…
Long Live the Queen Time Limit:250MS Memory Limit:4096KB 64bit IO Format:%I64d & %I64u Description The Queen of Byteland is very loved by her people. In order to show her their love, the Bytelanders have decided to conquer a new country which…
http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=2533 Root 11538 - Chess Queen Time limit: 2.000 seconds You probably know how the game of chess is played and how chess queen operates. Two chess qu…
Problem A Chess Queen Input: Standard Input Output: Standard Output You probably know how the game of chess is played and how chess queen operates. Two chess queens are in attacking position when they are on same row, column or diagonal of a chess bo…
C. Queen time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output You are given a rooted tree with vertices numerated from 11 to nn. A tree is a connected graph without cycles. A rooted tree has a s…
143. Long Live the Queen time limit per test: 0.25 sec. memory limit per test: 4096 KB The Queen of Byteland is very loved by her people. In order to show her their love, the Bytelanders have decided to conquer a new country which will be named accor…
C. Queen time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output You are given a rooted tree with vertices numerated from 11 to nn. A tree is a connected graph without cycles. A rooted tree has a s…
God Save the i-th Queen Time Limit: 5000ms Memory Limit: 65536KB 64-bit integer IO format: %lld Java class name: Main Prev Submit Status Statistics Discuss Next Type: None None Graph Theory 2-SAT Articulation/Bridge/Biconnected C…
The Queen’s Super-circular Patio 题目描述 The queen wishes to build a patio paved with of a circular center stone surrounded by circular rings of circular stones. All the stones in a ring will be the same size with the same number of stones in each ring.…
A Chess Queen Problem A Chess Queen Input: Standard Input Output: Standard Output You probably know how the game of chess is played and how chess queen operates. Two chess queens are in attacking position when they are on same row, column or diagona…
#!/usr/bin/env python # coding:utf-8 # Queen Attack # https://hihocoder.com/problemset/problem/1497 # Author: kngxscn # Date: 2017-04-22 """ 时间限制:10000ms 单点时限:1000ms 内存限制:256MB 描述 There are N queens in an infinite chessboard. We say two que…
链接:http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=2533 三个方向, 横,竖,对角线~ #include<iostream> #include<cstdio> using namespace std; int main() { long long int n,m; while(scanf("%lld%l…
题目链接:http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=2136 Problem A Another n-Queen Problem I guess the n-queen problem is known by every person who has studied backtracking. In this problem you s…