随笔分类 -  codeforces算法

算法记录
CF2180A - A. Carnival Wheel
摘要：import java.util.HashSet; import java.util.Scanner; import java.util.Set; public class App { public static void main(String[] args) throws Exception { 阅读全文
posted @ 2026-01-22 15:03 kayaker 阅读(7) 评论(0) 推荐(0)
2121B - B. Above the Clouds
摘要：import java.util.Scanner; public class App { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(System.in); int n = In 阅读全文
posted @ 2025-07-09 15:44 kayaker 阅读(12) 评论(0) 推荐(0)
2090A - A. Treasure Hunt
摘要：public class App { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(System.in); int n = Integer.parseInt(sc.nextLine 阅读全文
posted @ 2025-04-09 10:37 kayaker 阅读(16) 评论(0) 推荐(0)
2051A - A. Preparing for the Olympiad
摘要：public class App { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(System.in); int n = Integer.parseInt(sc.nextLine 阅读全文
posted @ 2025-04-03 09:44 kayaker 阅读(41) 评论(0) 推荐(0)
2063B - B. Subsequence Update
摘要：import java.util.Queue; import java.util.Scanner; public class App { public static void main(String[] args) throws Exception { Scanner sc = new Scanne 阅读全文
posted @ 2025-03-26 15:29 kayaker 阅读(24) 评论(0) 推荐(0)
2072A - A. New World, New Me, New Array.
摘要：public class App { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(System.in); int cases = Integer.parseInt(sc.next 阅读全文
posted @ 2025-03-26 15:25 kayaker 阅读(17) 评论(0) 推荐(0)
2071A - The Play Never Ends
摘要：根据题意，简单列了一下演绎的情况，有三个人A B S, S为spectator，一下每行为每场比赛的参赛安排，可以看到每三场比赛，S会重新成为spectator A 2 S A S 2 2 S A 2 A S S A 2 S 2 A A 2 S 。。。 public class App { publ 阅读全文
posted @ 2025-03-24 11:00 kayaker 阅读(18) 评论(0) 推荐(0)
2037B - Intercepted Inputs
摘要：import java.util.Arrays; import java.util.HashMap; import java.util.Map; import java.util.Scanner; public class App { public static void main(String[] 阅读全文
posted @ 2025-03-19 14:12 kayaker 阅读(20) 评论(0) 推荐(0)
2082A - Binary Matrix
摘要：public class App { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(System.in); int cases = Integer.parseInt(sc.next 阅读全文
posted @ 2025-03-19 11:28 kayaker 阅读(31) 评论(0) 推荐(0)
用VSCode刷codeforces的代码初始模板设置
摘要：codeforces和leetcode网站相比，需要自己写测试数据的输入代码，而且这些代码格式相对比较固定，因此利用vscode的代码片段来复用 个人一般使用java来刷题，修改java.json文件如下即可 { // Place your snippets for java here. Each 阅读全文
posted @ 2025-03-19 09:17 kayaker 阅读(112) 评论(0) 推荐(0)