提出 #43604038

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ソースコード 拡げる

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Scanner;
import java.util.Set;

public class Main {
	public static void main(String[] args) throws Exception {
		try (Scanner scanner = new Scanner(System.in)) {
			int n = scanner.nextInt();
			int m = scanner.nextInt();
			List<Data> dataList = new ArrayList<>();
			for (int i = 0; i < n; i++) {
				int p = scanner.nextInt();
				int c = scanner.nextInt();
				Set<Integer> f = new HashSet<>();
				for (int j = 0; j < c; j++) {
					f.add(scanner.nextInt());
				}
				dataList.add(new Data(p, f));
			}

			for (int i = 0; i < dataList.size(); i++) {
				Data data1 = dataList.get(i);
				for (int j = 0; j < dataList.size(); j++) {
					if (i == j) {
						continue;
					}

					Data data2 = dataList.get(j);

					if (!data1.f.containsAll(data2.f) || data1.p > data2.p) {
						continue;
					}
					if (data1.p < data2.p || data1.f.size() > data2.f.size()) {
						System.out.println("Yes");
						return;
					}
				}
			}

			System.out.println("No");
		}
	}

	private static class Data {
		private final int p;
		private final Set<Integer> f;

		public Data(int p, Set<Integer> f) {
			this.p = p;
			this.f = f;
		}
	}
}

提出情報

ジャッジ結果