B - B CodeForces - 994B 题内容: Unlike Knights of a Round Table, Knights of a Polygonal Table deprived of nobility and happy to kill each other. But each knight has some power and a knight can kill another knight if and only if his power is greater than…
B - Saving the City cf--1443B Bertown is a city with nn buildings in a straight line. The city's security service discovered that some buildings were mined. A map was compiled, which is a string of length nn, where the ii-th character is "1" if…
题目 C - C CodeForces - 1166C The legend of the foundation of Vectorland talks of two integers xx and yy. Centuries ago, the array king placed two markers at points |x| and |y|on the number line and conquered all the land in between (including the endp…
B - B CodeForces - 699B 题目: You are given a description of a depot. It is a rectangular checkered field of n × m size. Each cell in a field can be empty (".") or it can be occupied by a wall ("*"). You have one bomb. If you lay the bom…
B - B CodeForces - 879B n people are standing in a line to play table tennis. At first, the first two players in the line play a game. Then the loser goes to the end of the line, and the winner plays with the next person from the line, and so on. The…
2018 HDU多校第四场赛后补题 自己学校出的毒瘤场..吃枣药丸 hdu中的题号是6332 - 6343. K. Expression in Memories 题意: 判断一个简化版的算术表达式是否合法. 题解: 注意细节即可. 代码: #include <bits/stdc++.h> using namespace std; int n; char s[505]; int main () { int T; cin>>T; for ( ; T; --T) { scanf(&quo…
2018 HDU多校第三场赛后补题 从易到难来写吧,其中题意有些直接摘了Claris的,数据范围是就不标了. 如果需要可以去hdu题库里找.题号是6319 - 6331. L. Visual Cube 题意: 在画布上画一个三维立方体. 题解: 模拟即可. 代码: #include <bits/stdc++.h> using namespace std; int a, b, c, R, C; char g[505][505]; int main () { int T; cin >>…
由于缺的题目比较多,竟然高达3题,所以再写一篇补题的博客 Lpl and Energy-saving Lamps During tea-drinking, princess, amongst other things, asked why has such a good-natured and cute Dragon imprisoned Lpl in the Castle? Dragon smiled enigmatically and answered that it is a big se…
今天第一场个人训练赛的题目有点恐怖啊,我看了半个小时多硬是一道都不会写.我干脆就直接补题去了.... 先补的都是简单题,难题等我这周末慢慢来吧... A Calandar Time Limit: 1 Second Memory Limit: 65536 KB http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=4113 题目意思很明确:给出一个日期和对应的星期几,求出另一个所给的日期是星期几. 题目已经简化了,12个…
春训团队赛第四场 ID A B C D E F G H I J K L M AC O O O O O O O O O 补题 ? ? O O 传送门 题目链接(CF Gym102021) 题解链接(pdf) 代码 & 简易题解 [A]:LCA 给定一个格状迷宫,保证任意点均可达,且任意两格点间有且仅有一条简单路径. 给定一组移动序列,求按照这个序列走的累计路程. 按照题意对图预处理,得到一棵树,对于每对询问求 \(\text{LCA}\) 的同时求距离,累加即为答案. 一开始 \(\text{RE…
补题地址:https://zjusummer.contest.codeforces.com/ Contents ZJU-ICPC Summer 2020 Contest 1 by Group A Problem A. MUG Problem B. Count Angles Problem F. Balloons Tower Defence ZJU-ICPC Summer 2020 Contest 2 by Group B Problem A. The Number of Good Interva…
目录 Day 1 Building 4 Hamburg Steak Sweeping Day 2 Chameleon's Love Making Friends on Joitter is Fun Ruins 3 Day 3 Constellation 3 Harvest Stray Cat Day 4 Capital City Legendary Dango Maker Treatment Project 花点时间把 JOISC2020 给补了吧. 好好认识一下当时考场上的自己是多么智障. 目…
A - Marks CodeForces - 152A 题意:给出一个学生人数n,每个学生的m个学科成绩(成绩从1到9)没有空格排列给出.在每科中都有成绩最好的人或者并列,求出最好成绩的人数 思路:求每列成绩中最大的数的个数.求出每列成绩中的最大值,遍历每列的各行若值与最大值一样就用另一个数组标记出来,最后遍历标记数组记录下总个数,即为最终结果. 代码: #include<bits/stdc++.h> using namespace std; int main() { int n,m; cin…
A - A CodeForces - 478A 注意点: 和为0时要特判一下. 代码: #include<bits/stdc++.h> using namespace std; int main() { int a,b,c,d,e; cin>>a>>b>>c>>d>>e; int sum=0; sum=a+b+c+d+e; if(sum==0) { cout<<-1<<endl; } else { if(sum…
C - Win or Freeze CodeForces - 151C 题目内容: You can't possibly imagine how cold our friends are this winter in Nvodsk! Two of them play the following game to warm up: initially a piece of paper has an integer q. During a move a player should write any…
