結果

問題 No.837 Noelちゃんと星々2
ユーザー uwiuwi
提出日時 2019-06-14 21:28:09
言語 Java21
(openjdk 21)
結果
AC  
実行時間 196 ms / 2,000 ms
コード長 3,512 bytes
コンパイル時間 3,669 ms
コンパイル使用メモリ 80,120 KB
実行使用メモリ 53,612 KB
最終ジャッジ日時 2024-06-11 14:11:35
合計ジャッジ時間 7,764 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge3
このコードへのチャレンジ
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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 189 ms
53,612 KB
testcase_01 AC 193 ms
53,464 KB
testcase_02 AC 196 ms
53,464 KB
testcase_03 AC 154 ms
52,528 KB
testcase_04 AC 189 ms
53,544 KB
testcase_05 AC 154 ms
53,460 KB
testcase_06 AC 191 ms
53,328 KB
testcase_07 AC 156 ms
53,264 KB
testcase_08 AC 191 ms
53,212 KB
testcase_09 AC 51 ms
50,116 KB
testcase_10 AC 51 ms
50,384 KB
testcase_11 AC 51 ms
50,212 KB
testcase_12 AC 53 ms
50,460 KB
testcase_13 AC 52 ms
50,428 KB
testcase_14 AC 51 ms
50,496 KB
testcase_15 AC 51 ms
50,524 KB
testcase_16 AC 51 ms
50,288 KB
testcase_17 AC 51 ms
50,412 KB
testcase_18 AC 51 ms
50,140 KB
testcase_19 AC 50 ms
50,252 KB
testcase_20 AC 52 ms
50,300 KB
testcase_21 AC 51 ms
50,264 KB
testcase_22 AC 50 ms
50,544 KB
testcase_23 AC 51 ms
50,336 KB
testcase_24 AC 50 ms
50,356 KB
testcase_25 AC 50 ms
50,440 KB
testcase_26 AC 51 ms
50,316 KB
testcase_27 AC 51 ms
50,312 KB
testcase_28 AC 51 ms
50,128 KB
testcase_29 AC 51 ms
50,324 KB
testcase_30 AC 52 ms
50,332 KB
testcase_31 AC 52 ms
50,132 KB
testcase_32 AC 52 ms
50,332 KB
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 contest190614;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.InputMismatchException;

public class C {
	InputStream is;
	PrintWriter out;
	String INPUT = "";
	
	void solve()
	{
		int n = ni();
		int[] a = na(n);
		Arrays.sort(a);
		if(a[0] == a[n-1]){
			out.println(1);
			return;
		}
		long[] cum = new long[n+1];
		for(int i = 0;i < n;i++)cum[i+1] = cum[i] + a[i];
		long ans = Long.MAX_VALUE;
		for(int i = 1;i < n;i++){
			ans = Math.min(ans, sum(0, i, a, cum) + sum(i, n, a, cum));
		}
		out.println(ans);
	}
	
	long sum(int l, int r, int[] a, long[] cum)
	{
		int h = (l+r)/2;
		return (cum[r] - cum[h]) - (long)a[h] * (r-h) + (long)a[h] * (h-l) - (cum[h] - cum[l]);
	}
	
	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 C().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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