Submission #281995

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
281995	2020-08-23T18:40:55 Z	FlashGamezzz	Art Exhibition (JOI18_art)	Java 11	50 / 100	1000 ms	135980 KB

art

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

public class art {
	static int n;
	static long[] max = new long[1100000], upd = new long[1100000];
	static void upd(int l, int u, long d) {
		upd(0, 0, n-1, l, u, d);
	}
	static void upd(int i, int s, int e, int l, int u, long d) {
		if (upd[i] != 0) { 
			max[i] += upd[i];
			if (s != e) { 
				upd[i * 2 + 1] += upd[i]; 
				upd[i * 2 + 2] += upd[i]; 
			}
			upd[i] = 0;
		} 
		if (s > e || s > u || e < l) {
			return; 
		}
		if (s >= l && e <= u) { 
			max[i] += d;
			if (s != e) { 
				upd[i * 2 + 1] += d; 
				upd[i * 2 + 2] += d; 
			} 
			return; 
		}  
		upd(i * 2 + 1, s, (s + e)/2, l, u, d); 
		upd(i * 2 + 2, (s + e)/2 + 1, e, l, u, d); 
		max[i] = Long.max(max[i * 2 + 1], max[i * 2 + 2]);
	}
	static long max(int l, int u) {
		return max(0, 0, n-1, l, u);
	}
	static long max(int i, int s, int e, int l, int u) {
		if (upd[i] != 0) { 
			max[i] += upd[i];
			if (s != e) { 
				upd[i * 2 + 1] += upd[i]; 
				upd[i * 2 + 2] += upd[i]; 
			}
			upd[i] = 0;
		}
		if (s > e || s > u || e < l) {
			return Long.MIN_VALUE; 
		}
		if (s >= l && e <= u) { 
			return max[i]; 
		}
		return Long.max(max(2*i+1, s, (s+e)/2, l, u), max(2*i+2, (s+e)/2+1, e, l, u)); 
	}
	static class paint implements Comparable<paint>{
		int a;
		long s;
		paint (int x, long y) {
			a = x;
			s = y;
		}
		public int compareTo(paint o) {
			if (s < o.s) {
				return -1;
			}
			if (s == o.s) {
				return 0;
			}
			return 1;
		}
	}
	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		PrintWriter pw = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));
		n = Integer.parseInt(br.readLine());
		PriorityQueue<paint> pq = new PriorityQueue<paint>();
		for (int i = 0; i < n; i++) {
			String[] line = br.readLine().split(" ");
			pq.add(new paint(Integer.parseInt(line[1]), Long.parseLong(line[0])));
		}
		long size = pq.peek().s;
		long ans = 0;
		upd(0, 0, pq.poll().a);
		for (int i = 1; i < n; i++) {
			paint c = pq.poll();
			upd(0, i-1, size-c.s);
			upd(0, i, c.a);
			ans = Long.max(ans, max(0, i));
			size = c.s;
		}
		pw.println(ans);
		pw.close();
	}
}

Subtask #1

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	95 ms	27644 KB	Output is correct
2	Correct	94 ms	27624 KB	Output is correct
3	Correct	92 ms	27572 KB	Output is correct
4	Correct	93 ms	27508 KB	Output is correct
5	Correct	93 ms	27416 KB	Output is correct
6	Correct	94 ms	27496 KB	Output is correct
7	Correct	95 ms	27644 KB	Output is correct
8	Correct	111 ms	27520 KB	Output is correct
9	Correct	106 ms	27548 KB	Output is correct
10	Correct	94 ms	27512 KB	Output is correct
11	Correct	101 ms	27548 KB	Output is correct

Subtask #2

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	95 ms	27644 KB	Output is correct
2	Correct	94 ms	27624 KB	Output is correct
3	Correct	92 ms	27572 KB	Output is correct
4	Correct	93 ms	27508 KB	Output is correct
5	Correct	93 ms	27416 KB	Output is correct
6	Correct	94 ms	27496 KB	Output is correct
7	Correct	95 ms	27644 KB	Output is correct
8	Correct	111 ms	27520 KB	Output is correct
9	Correct	106 ms	27548 KB	Output is correct
10	Correct	94 ms	27512 KB	Output is correct
11	Correct	101 ms	27548 KB	Output is correct
12	Correct	111 ms	28264 KB	Output is correct
13	Correct	119 ms	28104 KB	Output is correct
14	Correct	122 ms	28664 KB	Output is correct
15	Correct	110 ms	28520 KB	Output is correct
16	Correct	114 ms	28168 KB	Output is correct
17	Correct	118 ms	27872 KB	Output is correct
18	Correct	112 ms	28544 KB	Output is correct
19	Correct	114 ms	28676 KB	Output is correct
20	Correct	118 ms	28540 KB	Output is correct
21	Correct	114 ms	27960 KB	Output is correct
22	Correct	111 ms	28276 KB	Output is correct
23	Correct	118 ms	28216 KB	Output is correct
24	Correct	114 ms	28388 KB	Output is correct
25	Correct	122 ms	28444 KB	Output is correct
26	Correct	121 ms	28592 KB	Output is correct

Subtask #3

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	95 ms	27644 KB	Output is correct
2	Correct	94 ms	27624 KB	Output is correct
3	Correct	92 ms	27572 KB	Output is correct
4	Correct	93 ms	27508 KB	Output is correct
5	Correct	93 ms	27416 KB	Output is correct
6	Correct	94 ms	27496 KB	Output is correct
7	Correct	95 ms	27644 KB	Output is correct
8	Correct	111 ms	27520 KB	Output is correct
9	Correct	106 ms	27548 KB	Output is correct
10	Correct	94 ms	27512 KB	Output is correct
11	Correct	101 ms	27548 KB	Output is correct
12	Correct	111 ms	28264 KB	Output is correct
13	Correct	119 ms	28104 KB	Output is correct
14	Correct	122 ms	28664 KB	Output is correct
15	Correct	110 ms	28520 KB	Output is correct
16	Correct	114 ms	28168 KB	Output is correct
17	Correct	118 ms	27872 KB	Output is correct
18	Correct	112 ms	28544 KB	Output is correct
19	Correct	114 ms	28676 KB	Output is correct
20	Correct	118 ms	28540 KB	Output is correct
21	Correct	114 ms	27960 KB	Output is correct
22	Correct	111 ms	28276 KB	Output is correct
23	Correct	118 ms	28216 KB	Output is correct
24	Correct	114 ms	28388 KB	Output is correct
25	Correct	122 ms	28444 KB	Output is correct
26	Correct	121 ms	28592 KB	Output is correct
27	Correct	271 ms	34708 KB	Output is correct
28	Correct	259 ms	32608 KB	Output is correct
29	Correct	279 ms	34996 KB	Output is correct
30	Correct	234 ms	32980 KB	Output is correct
31	Correct	239 ms	33264 KB	Output is correct
32	Correct	273 ms	35068 KB	Output is correct
33	Correct	236 ms	35052 KB	Output is correct
34	Correct	272 ms	34152 KB	Output is correct
35	Correct	245 ms	34872 KB	Output is correct
36	Correct	263 ms	34964 KB	Output is correct
37	Correct	257 ms	33880 KB	Output is correct
38	Correct	269 ms	34940 KB	Output is correct
39	Correct	292 ms	32804 KB	Output is correct
40	Correct	257 ms	32624 KB	Output is correct
41	Correct	253 ms	32668 KB	Output is correct
42	Correct	268 ms	35008 KB	Output is correct
43	Correct	270 ms	32608 KB	Output is correct
44	Correct	260 ms	34852 KB	Output is correct
45	Correct	284 ms	35240 KB	Output is correct
46	Correct	261 ms	33044 KB	Output is correct
47	Correct	249 ms	34824 KB	Output is correct
48	Correct	266 ms	34140 KB	Output is correct
49	Correct	268 ms	34988 KB	Output is correct
50	Correct	249 ms	35164 KB	Output is correct
51	Correct	258 ms	34896 KB	Output is correct

Subtask #4

0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	95 ms	27644 KB	Output is correct
2	Correct	94 ms	27624 KB	Output is correct
3	Correct	92 ms	27572 KB	Output is correct
4	Correct	93 ms	27508 KB	Output is correct
5	Correct	93 ms	27416 KB	Output is correct
6	Correct	94 ms	27496 KB	Output is correct
7	Correct	95 ms	27644 KB	Output is correct
8	Correct	111 ms	27520 KB	Output is correct
9	Correct	106 ms	27548 KB	Output is correct
10	Correct	94 ms	27512 KB	Output is correct
11	Correct	101 ms	27548 KB	Output is correct
12	Correct	111 ms	28264 KB	Output is correct
13	Correct	119 ms	28104 KB	Output is correct
14	Correct	122 ms	28664 KB	Output is correct
15	Correct	110 ms	28520 KB	Output is correct
16	Correct	114 ms	28168 KB	Output is correct
17	Correct	118 ms	27872 KB	Output is correct
18	Correct	112 ms	28544 KB	Output is correct
19	Correct	114 ms	28676 KB	Output is correct
20	Correct	118 ms	28540 KB	Output is correct
21	Correct	114 ms	27960 KB	Output is correct
22	Correct	111 ms	28276 KB	Output is correct
23	Correct	118 ms	28216 KB	Output is correct
24	Correct	114 ms	28388 KB	Output is correct
25	Correct	122 ms	28444 KB	Output is correct
26	Correct	121 ms	28592 KB	Output is correct
27	Correct	271 ms	34708 KB	Output is correct
28	Correct	259 ms	32608 KB	Output is correct
29	Correct	279 ms	34996 KB	Output is correct
30	Correct	234 ms	32980 KB	Output is correct
31	Correct	239 ms	33264 KB	Output is correct
32	Correct	273 ms	35068 KB	Output is correct
33	Correct	236 ms	35052 KB	Output is correct
34	Correct	272 ms	34152 KB	Output is correct
35	Correct	245 ms	34872 KB	Output is correct
36	Correct	263 ms	34964 KB	Output is correct
37	Correct	257 ms	33880 KB	Output is correct
38	Correct	269 ms	34940 KB	Output is correct
39	Correct	292 ms	32804 KB	Output is correct
40	Correct	257 ms	32624 KB	Output is correct
41	Correct	253 ms	32668 KB	Output is correct
42	Correct	268 ms	35008 KB	Output is correct
43	Correct	270 ms	32608 KB	Output is correct
44	Correct	260 ms	34852 KB	Output is correct
45	Correct	284 ms	35240 KB	Output is correct
46	Correct	261 ms	33044 KB	Output is correct
47	Correct	249 ms	34824 KB	Output is correct
48	Correct	266 ms	34140 KB	Output is correct
49	Correct	268 ms	34988 KB	Output is correct
50	Correct	249 ms	35164 KB	Output is correct
51	Correct	258 ms	34896 KB	Output is correct
52	Execution timed out	1129 ms	135980 KB	Time limit exceeded
53	Halted	0 ms	0 KB	-