結果

問題 No.648  お や す み 
ユーザー holegumaholeguma
提出日時 2019-07-17 19:52:57
言語 Java21
(openjdk 21)
結果
WA  
実行時間 -
コード長 3,339 bytes
コンパイル時間 2,591 ms
コンパイル使用メモリ 74,736 KB
実行使用メモリ 49,772 KB
最終ジャッジ日時 2023-08-24 20:11:10
合計ジャッジ時間 10,101 ms
ジャッジサーバーID
(参考情報)
judge11 / judge13
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 43 ms
49,160 KB
testcase_01 AC 43 ms
49,092 KB
testcase_02 AC 44 ms
49,124 KB
testcase_03 AC 43 ms
49,212 KB
testcase_04 AC 43 ms
49,448 KB
testcase_05 AC 43 ms
49,132 KB
testcase_06 AC 44 ms
49,620 KB
testcase_07 AC 44 ms
49,296 KB
testcase_08 AC 43 ms
49,280 KB
testcase_09 AC 43 ms
49,360 KB
testcase_10 AC 43 ms
49,100 KB
testcase_11 AC 44 ms
49,556 KB
testcase_12 AC 43 ms
49,212 KB
testcase_13 AC 43 ms
49,212 KB
testcase_14 AC 43 ms
49,212 KB
testcase_15 AC 43 ms
47,032 KB
testcase_16 AC 43 ms
49,408 KB
testcase_17 AC 43 ms
49,136 KB
testcase_18 AC 42 ms
49,172 KB
testcase_19 AC 43 ms
49,684 KB
testcase_20 AC 43 ms
49,096 KB
testcase_21 AC 42 ms
49,432 KB
testcase_22 AC 43 ms
49,212 KB
testcase_23 AC 43 ms
49,332 KB
testcase_24 AC 42 ms
49,120 KB
testcase_25 AC 43 ms
49,432 KB
testcase_26 AC 43 ms
49,140 KB
testcase_27 AC 43 ms
49,232 KB
testcase_28 AC 42 ms
49,284 KB
testcase_29 AC 42 ms
49,196 KB
testcase_30 AC 43 ms
49,152 KB
testcase_31 AC 42 ms
49,220 KB
testcase_32 AC 42 ms
49,312 KB
testcase_33 AC 43 ms
49,200 KB
testcase_34 AC 42 ms
49,244 KB
testcase_35 AC 43 ms
49,176 KB
testcase_36 AC 43 ms
49,436 KB
testcase_37 AC 43 ms
49,300 KB
testcase_38 AC 43 ms
49,264 KB
testcase_39 AC 43 ms
49,092 KB
testcase_40 AC 44 ms
49,264 KB
testcase_41 AC 43 ms
49,212 KB
testcase_42 AC 43 ms
49,208 KB
testcase_43 AC 43 ms
49,388 KB
testcase_44 AC 43 ms
49,396 KB
testcase_45 AC 43 ms
49,100 KB
testcase_46 AC 44 ms
49,308 KB
testcase_47 AC 43 ms
49,112 KB
testcase_48 AC 43 ms
49,096 KB
testcase_49 AC 43 ms
49,240 KB
testcase_50 WA -
testcase_51 WA -
testcase_52 WA -
testcase_53 WA -
testcase_54 WA -
testcase_55 WA -
testcase_56 WA -
testcase_57 WA -
testcase_58 WA -
testcase_59 WA -
testcase_60 AC 44 ms
49,444 KB
testcase_61 AC 43 ms
49,368 KB
testcase_62 AC 43 ms
49,096 KB
testcase_63 AC 42 ms
49,248 KB
testcase_64 AC 43 ms
49,328 KB
testcase_65 AC 43 ms
49,372 KB
testcase_66 AC 43 ms
49,276 KB
testcase_67 AC 43 ms
49,288 KB
testcase_68 AC 43 ms
49,672 KB
testcase_69 AC 43 ms
49,140 KB
testcase_70 AC 43 ms
49,344 KB
testcase_71 AC 43 ms
49,092 KB
testcase_72 AC 44 ms
49,440 KB
testcase_73 AC 43 ms
49,620 KB
testcase_74 AC 43 ms
49,260 KB
testcase_75 AC 42 ms
49,272 KB
testcase_76 AC 43 ms
49,400 KB
testcase_77 WA -
testcase_78 WA -
testcase_79 WA -
testcase_80 WA -
testcase_81 WA -
testcase_82 AC 43 ms
49,500 KB
testcase_83 AC 44 ms
49,452 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 #

import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.InputMismatchException;
import java.util.NoSuchElementException;

public class Main {

	static PrintWriter out;
	static InputReader ir;

	static void solve() {
		long n = 2 * ir.nextLong();
		long ub = 1L << 40, lb = 0;
		while (ub - lb > 1) {
			long mid = (ub + lb) / 2;
			if (mid * (mid + 1) >= n) {
				ub = mid;
			} else {
				lb = mid;
			}
		}
		if (ub * (ub + 1) == n) {
			out.println("YES");
			out.println(ub);
		} else {
			out.println("NO");
		}
	}

	public static void main(String[] args) {
		ir = new InputReader(System.in);
		out = new PrintWriter(System.out);
		solve();
		out.flush();
	}

	static class InputReader {

		private InputStream in;
		private byte[] buffer = new byte[1024];
		private int curbuf;
		private int lenbuf;

		public InputReader(InputStream in) {
			this.in = in;
			this.curbuf = this.lenbuf = 0;
		}

		public boolean hasNextByte() {
			if (curbuf >= lenbuf) {
				curbuf = 0;
				try {
					lenbuf = in.read(buffer);
				} catch (IOException e) {
					throw new InputMismatchException();
				}
				if (lenbuf <= 0)
					return false;
			}
			return true;
		}

		private int readByte() {
			if (hasNextByte())
				return buffer[curbuf++];
			else
				return -1;
		}

		private boolean isSpaceChar(int c) {
			return !(c >= 33 && c <= 126);
		}

		private void skip() {
			while (hasNextByte() && isSpaceChar(buffer[curbuf]))
				curbuf++;
		}

		public boolean hasNext() {
			skip();
			return hasNextByte();
		}

		public String next() {
			if (!hasNext())
				throw new NoSuchElementException();
			StringBuilder sb = new StringBuilder();
			int b = readByte();
			while (!isSpaceChar(b)) {
				sb.appendCodePoint(b);
				b = readByte();
			}
			return sb.toString();
		}

		public int nextInt() {
			if (!hasNext())
				throw new NoSuchElementException();
			int c = readByte();
			while (isSpaceChar(c))
				c = readByte();
			boolean minus = false;
			if (c == '-') {
				minus = true;
				c = readByte();
			}
			int res = 0;
			do {
				if (c < '0' || c > '9')
					throw new InputMismatchException();
				res = res * 10 + c - '0';
				c = readByte();
			} while (!isSpaceChar(c));
			return (minus) ? -res : res;
		}

		public long nextLong() {
			if (!hasNext())
				throw new NoSuchElementException();
			int c = readByte();
			while (isSpaceChar(c))
				c = readByte();
			boolean minus = false;
			if (c == '-') {
				minus = true;
				c = readByte();
			}
			long res = 0;
			do {
				if (c < '0' || c > '9')
					throw new InputMismatchException();
				res = res * 10 + c - '0';
				c = readByte();
			} while (!isSpaceChar(c));
			return (minus) ? -res : res;
		}

		public double nextDouble() {
			return Double.parseDouble(next());
		}

		public int[] nextIntArray(int n) {
			int[] a = new int[n];
			for (int i = 0; i < n; i++)
				a[i] = nextInt();
			return a;
		}

		public long[] nextLongArray(int n) {
			long[] a = new long[n];
			for (int i = 0; i < n; i++)
				a[i] = nextLong();
			return a;
		}

		public char[][] nextCharMap(int n, int m) {
			char[][] map = new char[n][m];
			for (int i = 0; i < n; i++)
				map[i] = next().toCharArray();
			return map;
		}
	}

	static void tr(Object... o) {
		out.println(Arrays.deepToString(o));
	}
}
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