题目描述 Bessie和Elsie在玩一个游戏,初始时有一堆石头,数量为S(1≤S<10105)。两头奶牛轮流进行,Bessie 先开始。在一头奶牛的回合中,她必须从堆中移除x个石头,其中x是她选择的任意正整数回文数。如果在一头奶牛的回合开始时堆为空,则该奶牛失败。 定义: 如果一个正整数从左向右和从右向左读都相同,则它是一个回文数;回文数的例子包括1
The second contest of the 2023-2024 USACO season will run from January 26th to January 29th. Good luck to everyone! Please wait until the contest is over for everyone before discussing anything contest-related (including but not limited to your scores or anything about the problems). For those...
USACO 2021 February Contest, Bronze Problem 1. Year of the Cow LouisX USACOwww.usaco.org/index.php?page=viewproblem2&cpid=1107&lang=zh N = int(input()) d = {"Ox": 0, "Tiger": 1, "Rabbit": 2, "Dragon": 3, "Snake": 4, "Horse": 5, "Goat": 6, "Monkey": 7, "...
USACO 2021 February Contest, Bronze Problem 3. Clockwise Fence LouisX USACOwww.usaco.org/index.php?page=viewproblem2&cpid=1109 N = int(input()) d = {"EN": -1, "NW": -1, "WS": -1, "SE": -1, "ES": 1, "SW": 1, "WN": 1, "NE": 1, "EE": 0, "NN": 0, ...
bqi343 opened on Dec 6, 2023https://forum.usaco.guide/t/usaco-2019-february-contest-bronze-problem-3-measuring-traffic/5183/1 Both the model solution and the USACO Guide solution are wrong. Though they agree on the test data.Activity bqi343added bugSomething isn't working good first issueGo...
USACO 2018 February Contest, Bronze 2 Hoofball 深搜+思维 http://www.usaco.org/index.php?page=viewproblem2&cpid=808 确定好每个点按照题目规则会通向哪里,然后用in数组记录那些没有入度的点。 第一次循环从那些没有入度的点开始进行搜索。每个点传一个球。 第二次循环发现的点,将会是那些两个点一组...
O(n)O(n)即可。 T3 Blocks 随便dfs一下就行。 Ag T1 Redistributing Gifts 没做出来,思路到了设dp[i][j]dp[i][j]为ii能够在让其他牛都开心的同时拿到jj,然后转移就是枚举kk, dp[i][j]∥=dp[i][k]&(grk[j][k]<=grk[j][j])dp[i][j]‖=dp[i][k]&(grk[j][k]<=grk[j][j]) ...
Hi all, Thethird contestof the 2017-2018 USACO season will be running from Friday, February 23rd to Monday, February 26th. This will be the last contest before the US Open, scheduled for March 23rd to March 26th. Please wait until the contest is over for everyone before discussing problems...
7232. 【USACO 2021 February Contest, Platinum】No Time to Dry,Description&DataConstraintBessie最近收到了一套颜料,她想要给她的牧草地一端的栅栏上色。栅栏由\(N\)个\(1\)米长的小段组成(\(1\leN\le2\cdot10^5\))。Bessie可以使用\(N\)种不同的颜色,她将这些颜色
USACO 2015 February Contest, Bronze Problem 1. Censoring (Bronze) LouisX USACOwww.usaco.org/index.php?page=viewproblem2&cpid=526 fin = open("censor.in", "r") fout = open("censor.out", "w") S = fin.readline().strip() T = fin.readline().strip() ans = "" for i in S...