import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.PriorityQueue; import java.util.TreeSet; public class Main { public static void main(String[] args) throws IOException { BufferedReader reader = new BufferedReader(new InputStreamReader(Sys...
原题:https://atcoder.jp/contests/abc237/tasks/abc237_f ac代码如下,本质是dp套dp_牛客网_牛客在手,offer不愁
题目地址:https://atcoder.jp/contests/abc407/tasks ABC407题解及参考程序(文字版) === https://atcoder.jp