結果

問題 No.865 24時間降水量
ユーザー GrenacheGrenache
提出日時 2019-08-16 22:02:05
言語 Java21
(openjdk 21)
結果
AC  
実行時間 447 ms / 2,000 ms
コード長 5,493 bytes
コンパイル時間 6,922 ms
コンパイル使用メモリ 78,776 KB
実行使用メモリ 66,608 KB
最終ジャッジ日時 2023-10-23 23:24:10
合計ジャッジ時間 8,326 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
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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 55 ms
53,572 KB
testcase_01 AC 54 ms
52,596 KB
testcase_02 AC 54 ms
52,620 KB
testcase_03 AC 55 ms
53,568 KB
testcase_04 AC 53 ms
53,580 KB
testcase_05 AC 90 ms
54,452 KB
testcase_06 AC 87 ms
54,188 KB
testcase_07 AC 90 ms
52,344 KB
testcase_08 AC 83 ms
54,440 KB
testcase_09 AC 79 ms
54,184 KB
testcase_10 AC 130 ms
56,244 KB
testcase_11 AC 130 ms
54,176 KB
testcase_12 AC 134 ms
56,368 KB
testcase_13 AC 130 ms
56,324 KB
testcase_14 AC 134 ms
56,340 KB
testcase_15 AC 434 ms
66,348 KB
testcase_16 AC 441 ms
66,332 KB
testcase_17 AC 447 ms
66,608 KB
testcase_18 AC 53 ms
53,572 KB
testcase_19 AC 53 ms
53,572 KB
testcase_20 AC 55 ms
53,576 KB
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ソースコード

diff # 

import java.io.*;
import java.util.NoSuchElementException;


public class Main_yukicoder865 {

	private static Scanner sc;
	private static Printer pr;

	private static void solve() {
		int n = sc.nextInt();

		int[] a = sc.nextIntArray(n);

		int q = sc.nextInt();

		int[][] tv = sc.nextIntArrays(q, 2);

		int[] aa = new int[n - 24 + 1];
		for (int i = 0; i < 24; i++) {
			aa[0] += a[i];
		}
		int max = aa[0];
		for (int i = 1; i + 23 < n; i++) {
			aa[i] = aa[i - 1] - a[i - 1] + a[i + 23];
			max = Math.max(max, aa[i]);
		}
		
		for (int i = 0; i < q; i++) {
			int t = tv[0][i] - 1;
			int v = tv[1][i];
			
			int d = v - a[t];
			a[t] = v;
			
			for (int j = Math.max(0, t - 23); j <= Math.min(n - 24, t); j++) {
				aa[j] += d;
				max = Math.max(max, aa[j]);
			}
			
			pr.println(max);
		}
	}

	// ---------------------------------------------------
	public static void main(String[] args) {
		sc = new Scanner(System.in);
		pr = new Printer(System.out);
			
		solve();
			
		pr.close();
		sc.close();
	}

	static class Scanner {
		BufferedReader br;

		Scanner (InputStream in) {
			br = new BufferedReader(new InputStreamReader(in));
		}

		private boolean isPrintable(int ch) {
			return ch >= '!' && ch <= '~';
		}

		private boolean isCRLF(int ch) {
			return ch == '\n' || ch == '\r' || ch == -1;
		}

		private int nextPrintable() {
			try {
				int ch;
				while (!isPrintable(ch = br.read())) {
					if (ch == -1) {
						throw new NoSuchElementException();
					}
				}

				return ch;
			} catch (IOException e) {
				throw new NoSuchElementException();
			}
		}

		String next() {
			try {
				int ch = nextPrintable();
				StringBuilder sb = new StringBuilder();
				do {
					sb.appendCodePoint(ch);
				} while (isPrintable(ch = br.read()));

				return sb.toString();
			} catch (IOException e) {
				throw new NoSuchElementException();
			}
		}

		int nextInt() {
			try {
				// parseInt from Integer.parseInt()
				boolean negative = false;
				int res = 0;
				int limit = -Integer.MAX_VALUE;
				int radix = 10;

				int fc = nextPrintable();
				if (fc < '0') {
					if (fc == '-') {
						negative = true;
						limit = Integer.MIN_VALUE;
					} else if (fc != '+') {
						throw new NumberFormatException();
					}
					fc = br.read();
				}
				int multmin = limit / radix;

				int ch = fc;
				do {
					int digit = ch - '0';
					if (digit < 0 || digit >= radix) {
						throw new NumberFormatException();
					}
					if (res < multmin) {
						throw new NumberFormatException();
					}
					res *= radix;
					if (res < limit + digit) {
						throw new NumberFormatException();
					}
					res -= digit;

				} while (isPrintable(ch = br.read()));

				return negative ? res : -res;
			} catch (IOException e) {
				throw new NoSuchElementException();
			}
		}

		long nextLong() {
			try {
				// parseLong from Long.parseLong()
				boolean negative = false;
				long res = 0;
				long limit = -Long.MAX_VALUE;
				int radix = 10;

				int fc = nextPrintable();
				if (fc < '0') {
					if (fc == '-') {
						negative = true;
						limit = Long.MIN_VALUE;
					} else if (fc != '+') {
						throw new NumberFormatException();
					}
					fc = br.read();
				}
				long multmin = limit / radix;

				int ch = fc;
				do {
					int digit = ch - '0';
					if (digit < 0 || digit >= radix) {
						throw new NumberFormatException();
					}
					if (res < multmin) {
						throw new NumberFormatException();
					}
					res *= radix;
					if (res < limit + digit) {
						throw new NumberFormatException();
					}
					res -= digit;

				} while (isPrintable(ch = br.read()));

				return negative ? res : -res;
			} catch (IOException e) {
				throw new NoSuchElementException();
			}
		}

		float nextFloat() {
			return Float.parseFloat(next());
		}

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

		String nextLine() {
			try {
				int ch;
				while (isCRLF(ch = br.read())) {
					if (ch == -1) {
						throw new NoSuchElementException();
					}
				}
				StringBuilder sb = new StringBuilder();
				do {
					sb.appendCodePoint(ch);
				} while (!isCRLF(ch = br.read()));

				return sb.toString();
			} catch (IOException e) {
				throw new NoSuchElementException();
			}
		}
		
		int[] nextIntArray(int n) {
			int[] ret = new int[n];
			for (int i = 0; i < n; i++) {
				ret[i] = sc.nextInt();
			}
			
			return ret;
		}

		int[][] nextIntArrays(int n, int m) {
			int[][] ret = new int[m][n];
			for (int i = 0; i < n; i++) {
				for (int j = 0; j < m; j++) {
					ret[j][i] = sc.nextInt();
				}
			}
			
			return ret;
		}

		void close() {
			try {
				br.close();
			} catch (IOException e) {
//				throw new NoSuchElementException();
			}
		}
	}

	static class Printer extends PrintWriter {
		Printer(OutputStream out) {
			super(out);
		}
		
		void printInts(int... a) {
			StringBuilder sb = new StringBuilder(32);
			for (int i = 0, size = a.length; i < size; i++) {
				if (i > 0) {
					sb.append(' ');
				}
				sb.append(a[i]);
			}

			println(sb);
		}
		
		void printLongs(long... a) {
			StringBuilder sb = new StringBuilder(64);
			for (int i = 0, size = a.length; i < size; i++) {
				if (i > 0) {
					sb.append(' ');
				}
				sb.append(a[i]);
			}

			println(sb);
		}
		
		void printStrings(String... a) {
			StringBuilder sb = new StringBuilder(32);
			for (int i = 0, size = a.length; i < size; i++) {
				if (i > 0) {
					sb.append(' ');
				}
				sb.append(a[i]);
			}

			println(sb);
		}
	}
}
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