結果

問題 No.568 じゃんじゃん 落とす 委員会
ユーザー uwiuwi
提出日時 2017-09-08 23:55:56
言語 Java21
(openjdk 21)
結果
WA  
実行時間 -
コード長 4,306 bytes
コンパイル時間 4,270 ms
コンパイル使用メモリ 83,344 KB
実行使用メモリ 50,740 KB
最終ジャッジ日時 2024-11-07 12:23:56
合計ジャッジ時間 12,703 ms
ジャッジサーバーID
(参考情報)
judge5 / judge3
このコードへのチャレンジ
(要ログイン)

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 467 ms
50,660 KB
testcase_01 AC 386 ms
50,372 KB
testcase_02 AC 54 ms
37,156 KB
testcase_03 AC 54 ms
36,960 KB
testcase_04 AC 54 ms
36,932 KB
testcase_05 WA -
testcase_06 AC 54 ms
37,284 KB
testcase_07 AC 54 ms
37,232 KB
testcase_08 AC 57 ms
36,988 KB
testcase_09 WA -
testcase_10 WA -
testcase_11 AC 56 ms
36,968 KB
testcase_12 WA -
testcase_13 AC 452 ms
50,616 KB
testcase_14 AC 512 ms
50,368 KB
testcase_15 AC 478 ms
50,740 KB
testcase_16 AC 416 ms
49,312 KB
testcase_17 AC 385 ms
49,432 KB
testcase_18 AC 402 ms
49,484 KB
testcase_19 AC 391 ms
49,980 KB
testcase_20 AC 411 ms
49,524 KB
testcase_21 AC 364 ms
50,092 KB
testcase_22 WA -
testcase_23 AC 53 ms
36,804 KB
testcase_24 WA -
testcase_25 WA -
権限があれば一括ダウンロードができます

ソースコード

diff #

package contest170908;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.Comparator;
import java.util.InputMismatchException;

public class E2 {
	InputStream is;
	PrintWriter out;
	String INPUT = "";
	
	void solve()
	{
		// {i|xi+(ai>=sa)+(bi>=sa) >= 2} >= m
		// minimize {i|xi+(ai>=sa)+(bi>=sa) >= 3}
		int n = ni(), m = ni();
		int[][] ps = new int[n][];
		int[] f = new int[6];
		for(int i = 0;i < n;i++){
			ps[i] = new int[]{ni()+1, ni(), ni()};
			f[ps[i][0]]++;
		}
		int[][] sas = Arrays.copyOf(ps, n);
		Arrays.sort(sas, new Comparator<int[]>() {
			public int compare(int[] a, int[] b) {
				return -(a[1] - b[1]);
			}
		});
		int[][] sbs = Arrays.copyOf(ps, n);
		Arrays.sort(sbs, new Comparator<int[]>() {
			public int compare(int[] a, int[] b) {
				return (a[2] - b[2]);
			}
		});
		
		int bp = 0;
		int ans = n;
		if(f[2]+f[3]+f[4]+f[5] >= m){
			ans = Math.min(ans, f[3]+f[4]+f[5]);
		}
		for(int i = 0;i < n;){
			int j = i;
			while(j < n && sas[i][1] == sas[j][1])j++;
			
			for(int k = i;k < j;k++){
				f[sas[k][0]]--;
				sas[k][0]++;
				f[sas[k][0]]++;
			}
			
			if(f[2]+f[3]+f[4]+f[5] >= m){
				ans = Math.min(ans, f[3]+f[4]+f[5]);
			}
			
			while(bp < n && f[2]+f[3]+f[4]+f[5] >= m){
				ans = Math.min(ans, f[3]+f[4]+f[5]);
				int bq = bp;
				while(bq < n && sbs[bp][2] == sbs[bq][2])bq++;
				for(int k = bp;k < bq;k++){
					f[sbs[k][0]]--;
					sbs[k][0]--;
					f[sbs[k][0]]++;
				}
				bp = bq;
			}
			i = j;
		}
		out.println(ans);
	}
	
	void run() throws Exception
	{
		is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes());
		out = new PrintWriter(System.out);
		
		long s = System.currentTimeMillis();
		solve();
		out.flush();
		if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms");
//		Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){
//			@Override
//			public void run() {
//				long s = System.currentTimeMillis();
//				solve();
//				out.flush();
//				if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms");
//			}
//		};
//		t.start();
//		t.join();
	}
	
	public static void main(String[] args) throws Exception { new E2().run(); }
	
	private byte[] inbuf = new byte[1024];
	public int lenbuf = 0, ptrbuf = 0;
	
	private int readByte()
	{
		if(lenbuf == -1)throw new InputMismatchException();
		if(ptrbuf >= lenbuf){
			ptrbuf = 0;
			try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); }
			if(lenbuf <= 0)return -1;
		}
		return inbuf[ptrbuf++];
	}
	
	private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); }
	private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; }
	
	private double nd() { return Double.parseDouble(ns()); }
	private char nc() { return (char)skip(); }
	
	private String ns()
	{
		int b = skip();
		StringBuilder sb = new StringBuilder();
		while(!(isSpaceChar(b))){ // when nextLine, (isSpaceChar(b) && b != ' ')
			sb.appendCodePoint(b);
			b = readByte();
		}
		return sb.toString();
	}
	
	private char[] ns(int n)
	{
		char[] buf = new char[n];
		int b = skip(), p = 0;
		while(p < n && !(isSpaceChar(b))){
			buf[p++] = (char)b;
			b = readByte();
		}
		return n == p ? buf : Arrays.copyOf(buf, p);
	}
	
	private int[] na(int n)
	{
		int[] a = new int[n];
		for(int i = 0;i < n;i++)a[i] = ni();
		return a;
	}
	
	private long[] nal(int n)
	{
		long[] a = new long[n];
		for(int i = 0;i < n;i++)a[i] = nl();
		return a;
	}
	
	private char[][] nm(int n, int m) {
		char[][] map = new char[n][];
		for(int i = 0;i < n;i++)map[i] = ns(m);
		return map;
	}
	
	private int[][] nmi(int n, int m) {
		int[][] map = new int[n][];
		for(int i = 0;i < n;i++)map[i] = na(m);
		return map;
	}
	
	private int ni() { return (int)nl(); }
	
	private long nl()
	{
		long num = 0;
		int b;
		boolean minus = false;
		while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-'));
		if(b == '-'){
			minus = true;
			b = readByte();
		}
		
		while(true){
			if(b >= '0' && b <= '9'){
				num = num * 10 + (b - '0');
			}else{
				return minus ? -num : num;
			}
			b = readByte();
		}
	}
	
	private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); }
}
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