結果

問題 No.489 株に挑戦
ユーザー tanzakutanzaku
提出日時 2017-02-24 21:09:05
言語 Java21
(openjdk 21)
結果
AC  
実行時間 181 ms / 1,000 ms
コード長 3,192 bytes
コンパイル時間 6,437 ms
コンパイル使用メモリ 76,768 KB
実行使用メモリ 56,112 KB
最終ジャッジ日時 2023-09-27 04:55:43
合計ジャッジ時間 9,994 ms
ジャッジサーバーID
(参考情報)
judge14 / judge12
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 162 ms
53,920 KB
testcase_01 AC 150 ms
53,956 KB
testcase_02 AC 69 ms
51,684 KB
testcase_03 AC 69 ms
51,844 KB
testcase_04 AC 43 ms
48,736 KB
testcase_05 AC 72 ms
50,128 KB
testcase_06 AC 71 ms
50,108 KB
testcase_07 AC 76 ms
52,824 KB
testcase_08 AC 69 ms
51,728 KB
testcase_09 AC 69 ms
50,484 KB
testcase_10 AC 67 ms
50,056 KB
testcase_11 AC 73 ms
51,824 KB
testcase_12 AC 69 ms
51,848 KB
testcase_13 AC 70 ms
50,800 KB
testcase_14 AC 78 ms
50,644 KB
testcase_15 AC 103 ms
53,196 KB
testcase_16 AC 165 ms
54,436 KB
testcase_17 AC 117 ms
53,856 KB
testcase_18 AC 149 ms
53,908 KB
testcase_19 AC 147 ms
54,364 KB
testcase_20 AC 176 ms
53,912 KB
testcase_21 AC 143 ms
54,348 KB
testcase_22 AC 110 ms
53,336 KB
testcase_23 AC 155 ms
53,792 KB
testcase_24 AC 173 ms
56,112 KB
testcase_25 AC 41 ms
48,936 KB
testcase_26 AC 133 ms
52,976 KB
testcase_27 AC 171 ms
55,972 KB
testcase_28 AC 71 ms
50,444 KB
testcase_29 AC 41 ms
49,040 KB
testcase_30 AC 181 ms
56,020 KB
testcase_31 AC 181 ms
54,576 KB
testcase_32 AC 157 ms
53,840 KB
testcase_33 AC 179 ms
55,800 KB
testcase_34 AC 164 ms
53,808 KB
testcase_35 AC 147 ms
53,820 KB
testcase_36 AC 131 ms
54,820 KB
testcase_37 AC 156 ms
54,228 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.*;
import java.util.*;


public class _489_Validate {
	public static void main(String[] args) throws IOException {
		new _489_Validate().solve();
	}

	void solve() throws IOException {
		try (final InputValidator in = new InputValidator(System.in)) {
//		try (final Scanner in = new Scanner(System.in)) {
			int n = in.nextInt(1, 100000);
			in.space();
			int d = in.nextInt(1, n);
			in.space();
			int k = in.nextInt(1, 1000000);
			in.newLine();
			int[] x = new int[n];
			for (int i = 0; i < n; i++) {
				x[i] = -in.nextInt(1, 1000000);
				in.newLine();
			}
			SlideMinimum slide = new SlideMinimum(x, d + 1);
			int l = 0, r = 0;
			long ans = 0;
			for (int i = n - 1; i >= 0; i--) {
//				dump(i, slide.min(i), ans, -slide.min(i) + x[i]);
				final int v = -slide.min(i) + x[i];
				if (ans <= v) {
					ans = v;
					l = i;
					r = slide.minIdx(i);
				}
			}
			System.out.println(ans * k);
			if (ans != 0) {
				System.out.println(l + " " + r);
			}
		}
	}
	
	// [i,i+m)
	static public class SlideMinimum {
		int[] b;
		int[] idx;
		
		public SlideMinimum(int[] a, int m) {
			final int n = a.length;
			b = new int[n];
			idx = new int[n];
			
			int s, t;
			s = t = 0;
			int[] deq = new int[n];
			for (int i = 0; i < n + m - 1; i++) {
				while( s < t && i < n && a[deq[t-1]] > a[i]) t--;
				if (i < n) deq[t++] = i;
				if (i - m + 1 >= 0) {
					b[i-m+1] = a[idx[i-m+1] = deq[s]];
					if(deq[s] == i - m + 1) {
						s++;
					}
				}
			}
		}
		
		// min [idx..idx+m)
		public int min(int idx) { return b[idx]; }
		public int minIdx(int i) { return idx[i]; }
	}
	
	// for debug
	static void dump(Object... o) {
		System.err.println(Arrays.deepToString(o));
	}
	
	static class InputValidator implements Closeable {
		final InputStream in;
		
		final int NO_BUFFER = -2;
		int buffer;
		
		public InputValidator(final InputStream in) {
			this.in = in;
			buffer = NO_BUFFER;
		}
		
		int read() throws IOException {
			final int res = buffer == NO_BUFFER ? in.read() : buffer;
			buffer = NO_BUFFER;
			return res;
		}
		
		void unread(int ch) throws IOException {
			buffer = ch;
		}
		
		// [low, high]
		long nextLong(long low, long high) throws IOException {
			long val = 0;
			int ch = -1;
			while (true) {
				ch = read();
				if (!Character.isDigit(ch)) break;
				val = val * 10 + ch - '0';
				check(val <= high);
			}
			check(ch >= 0);
			check(val >= low);
			unread(ch);
			return val;
		}
		int nextInt(int low, int high) throws IOException { return (int)nextLong(low, high); }
		int[] nextInts(int n, int low, int high) throws IOException {
			int[] res = new int[n];
			for (int i = 0; i < n; i++) {
				res[i] = nextInt(low, high);
				if (i + 1 != n) space();
			}
			newLineOrEOF();
			return res;
		}
		
		void space() throws IOException { int ch = read(); check(ch == ' '); }
		void newLine() throws IOException {
			int ch = read();
			if (ch == '\r') ch = read();
			check(ch == '\n');
		}
		void newLineOrEOF() throws IOException { int ch = read(); check(ch == '\r' || ch == '\n' || ch < 0); }
		void check(boolean b) { if (!b) throw new RuntimeException(); }

		@Override
		public void close() throws IOException {
		}
	}
}
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