Submission #348456

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
348456	2021-01-15T03:11:14 Z	Kevin_Zhang_TW	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++17	100 / 100	1018 ms	61460 KB

sortbooks

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb emplace_back
#define AI(i) begin(i), end(i)
template<class T> bool chmin(T &a, T b) { return b < a && (a = b, true); }
template<class T> bool chmax(T &a, T b) { return a < b && (a = b, true); }
#ifdef KEV
#define DE(args...) kout("[ " + string(#args) + " ] = ", args)
void kout() { cerr << endl; }
template<class T, class ...U> void kout(T a, U ...b) { cerr << a << ' ', kout(b...); }
template<class T> void debug(T L, T R) { while (L != R) cerr << *L << " \n"[next(L) == R], ++L; }
#else
#define DE(...) 0
#define debug(...) 0
#endif

const int MAX_N = 1000010, p = 1e9 + 7;

int n, m, w[MAX_N], mx[MAX_N], res[MAX_N], req[MAX_N];

void update(int i, int v) {
	i = n - i + 1;
	for (;i <= n;i += i&-i) 
		chmax(mx[i], v);
}
int qry(int i) {
	i = n - i + 1;
	int res = 0;
	for (;i;i ^= i&-i)
		chmax(res, mx[i]);
	return res;
}

int dq[MAX_N], dl;

vector<pair<int,int>> allq[MAX_N];

int32_t main() {
	ios_base::sync_with_stdio(0), cin.tie(0);

	cin >> n >> m;

	for (int i = 1;i <= n;++i) 
		cin >> w[i];

	for (int i = 0, l, r, k;i < m;++i) {
		cin >> l >> r >> k;
		allq[r].pb(l, i);
		req[i] = k;
	}

	for (int i = 1;i <= n;++i) {

		while (dl && w[ dq[dl-1] ] <= w[i]) --dl;

		if (dl)
			update(dq[dl-1], w[i] + w[dq[dl-1]]);

		dq[dl++] = i;

		for (auto [l, id] : allq[i])
			res[id] = qry(l) <= req[id];
	}

	for (int i = 0;i < m;++i)
		cout << res[i] << '\n';




}

Subtask #1
8.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	14 ms	23916 KB	Output is correct
2	Correct	14 ms	23788 KB	Output is correct
3	Correct	15 ms	23916 KB	Output is correct
4	Correct	14 ms	23916 KB	Output is correct
5	Correct	14 ms	23916 KB	Output is correct
6	Correct	15 ms	23936 KB	Output is correct
7	Correct	14 ms	23916 KB	Output is correct
8	Correct	15 ms	23916 KB	Output is correct
9	Correct	14 ms	23916 KB	Output is correct
10	Correct	14 ms	23916 KB	Output is correct

Subtask #2
9.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	14 ms	23916 KB	Output is correct
2	Correct	14 ms	23788 KB	Output is correct
3	Correct	15 ms	23916 KB	Output is correct
4	Correct	14 ms	23916 KB	Output is correct
5	Correct	14 ms	23916 KB	Output is correct
6	Correct	15 ms	23936 KB	Output is correct
7	Correct	14 ms	23916 KB	Output is correct
8	Correct	15 ms	23916 KB	Output is correct
9	Correct	14 ms	23916 KB	Output is correct
10	Correct	14 ms	23916 KB	Output is correct
11	Correct	16 ms	23916 KB	Output is correct
12	Correct	16 ms	24044 KB	Output is correct
13	Correct	17 ms	24172 KB	Output is correct
14	Correct	18 ms	24044 KB	Output is correct
15	Correct	18 ms	24044 KB	Output is correct
16	Correct	17 ms	24044 KB	Output is correct
17	Correct	17 ms	24044 KB	Output is correct
18	Correct	17 ms	24044 KB	Output is correct

Subtask #3
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1010 ms	61360 KB	Output is correct
2	Correct	1012 ms	61460 KB	Output is correct
3	Correct	1010 ms	61296 KB	Output is correct
4	Correct	1006 ms	61420 KB	Output is correct
5	Correct	931 ms	57452 KB	Output is correct

Subtask #4
17.0 / 17.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	77 ms	27500 KB	Output is correct
2	Correct	73 ms	27116 KB	Output is correct
3	Correct	84 ms	26988 KB	Output is correct
4	Correct	75 ms	27192 KB	Output is correct
5	Correct	75 ms	27244 KB	Output is correct
6	Correct	60 ms	26348 KB	Output is correct
7	Correct	60 ms	26348 KB	Output is correct
8	Correct	69 ms	26980 KB	Output is correct
9	Correct	53 ms	25828 KB	Output is correct
10	Correct	74 ms	27036 KB	Output is correct

Subtask #5
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	14 ms	23916 KB	Output is correct
2	Correct	14 ms	23788 KB	Output is correct
3	Correct	15 ms	23916 KB	Output is correct
4	Correct	14 ms	23916 KB	Output is correct
5	Correct	14 ms	23916 KB	Output is correct
6	Correct	15 ms	23936 KB	Output is correct
7	Correct	14 ms	23916 KB	Output is correct
8	Correct	15 ms	23916 KB	Output is correct
9	Correct	14 ms	23916 KB	Output is correct
10	Correct	14 ms	23916 KB	Output is correct
11	Correct	16 ms	23916 KB	Output is correct
12	Correct	16 ms	24044 KB	Output is correct
13	Correct	17 ms	24172 KB	Output is correct
14	Correct	18 ms	24044 KB	Output is correct
15	Correct	18 ms	24044 KB	Output is correct
16	Correct	17 ms	24044 KB	Output is correct
17	Correct	17 ms	24044 KB	Output is correct
18	Correct	17 ms	24044 KB	Output is correct
19	Correct	177 ms	31084 KB	Output is correct
20	Correct	177 ms	31212 KB	Output is correct
21	Correct	150 ms	30060 KB	Output is correct
22	Correct	146 ms	30060 KB	Output is correct
23	Correct	147 ms	30060 KB	Output is correct
24	Correct	138 ms	29164 KB	Output is correct
25	Correct	135 ms	29164 KB	Output is correct
26	Correct	149 ms	29676 KB	Output is correct
27	Correct	155 ms	29676 KB	Output is correct
28	Correct	155 ms	29804 KB	Output is correct
29	Correct	166 ms	30316 KB	Output is correct
30	Correct	167 ms	30480 KB	Output is correct
31	Correct	164 ms	30316 KB	Output is correct
32	Correct	164 ms	30168 KB	Output is correct
33	Correct	167 ms	30316 KB	Output is correct
34	Correct	128 ms	28908 KB	Output is correct
35	Correct	128 ms	28908 KB	Output is correct
36	Correct	127 ms	28908 KB	Output is correct
37	Correct	124 ms	28900 KB	Output is correct
38	Correct	127 ms	28908 KB	Output is correct
39	Correct	150 ms	30308 KB	Output is correct
40	Correct	132 ms	29536 KB	Output is correct
41	Correct	150 ms	30048 KB	Output is correct

Subtask #6
23.0 / 23.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	14 ms	23916 KB	Output is correct
2	Correct	14 ms	23788 KB	Output is correct
3	Correct	15 ms	23916 KB	Output is correct
4	Correct	14 ms	23916 KB	Output is correct
5	Correct	14 ms	23916 KB	Output is correct
6	Correct	15 ms	23936 KB	Output is correct
7	Correct	14 ms	23916 KB	Output is correct
8	Correct	15 ms	23916 KB	Output is correct
9	Correct	14 ms	23916 KB	Output is correct
10	Correct	14 ms	23916 KB	Output is correct
11	Correct	16 ms	23916 KB	Output is correct
12	Correct	16 ms	24044 KB	Output is correct
13	Correct	17 ms	24172 KB	Output is correct
14	Correct	18 ms	24044 KB	Output is correct
15	Correct	18 ms	24044 KB	Output is correct
16	Correct	17 ms	24044 KB	Output is correct
17	Correct	17 ms	24044 KB	Output is correct
18	Correct	17 ms	24044 KB	Output is correct
19	Correct	1010 ms	61360 KB	Output is correct
20	Correct	1012 ms	61460 KB	Output is correct
21	Correct	1010 ms	61296 KB	Output is correct
22	Correct	1006 ms	61420 KB	Output is correct
23	Correct	931 ms	57452 KB	Output is correct
24	Correct	77 ms	27500 KB	Output is correct
25	Correct	73 ms	27116 KB	Output is correct
26	Correct	84 ms	26988 KB	Output is correct
27	Correct	75 ms	27192 KB	Output is correct
28	Correct	75 ms	27244 KB	Output is correct
29	Correct	60 ms	26348 KB	Output is correct
30	Correct	60 ms	26348 KB	Output is correct
31	Correct	69 ms	26980 KB	Output is correct
32	Correct	53 ms	25828 KB	Output is correct
33	Correct	74 ms	27036 KB	Output is correct
34	Correct	177 ms	31084 KB	Output is correct
35	Correct	177 ms	31212 KB	Output is correct
36	Correct	150 ms	30060 KB	Output is correct
37	Correct	146 ms	30060 KB	Output is correct
38	Correct	147 ms	30060 KB	Output is correct
39	Correct	138 ms	29164 KB	Output is correct
40	Correct	135 ms	29164 KB	Output is correct
41	Correct	149 ms	29676 KB	Output is correct
42	Correct	155 ms	29676 KB	Output is correct
43	Correct	155 ms	29804 KB	Output is correct
44	Correct	166 ms	30316 KB	Output is correct
45	Correct	167 ms	30480 KB	Output is correct
46	Correct	164 ms	30316 KB	Output is correct
47	Correct	164 ms	30168 KB	Output is correct
48	Correct	167 ms	30316 KB	Output is correct
49	Correct	128 ms	28908 KB	Output is correct
50	Correct	128 ms	28908 KB	Output is correct
51	Correct	127 ms	28908 KB	Output is correct
52	Correct	124 ms	28900 KB	Output is correct
53	Correct	127 ms	28908 KB	Output is correct
54	Correct	150 ms	30308 KB	Output is correct
55	Correct	132 ms	29536 KB	Output is correct
56	Correct	150 ms	30048 KB	Output is correct
57	Correct	1018 ms	60268 KB	Output is correct
58	Correct	1008 ms	60472 KB	Output is correct
59	Correct	948 ms	57520 KB	Output is correct
60	Correct	955 ms	57708 KB	Output is correct
61	Correct	953 ms	57580 KB	Output is correct
62	Correct	951 ms	57580 KB	Output is correct
63	Correct	657 ms	50028 KB	Output is correct
64	Correct	667 ms	50028 KB	Output is correct
65	Correct	869 ms	53356 KB	Output is correct
66	Correct	875 ms	53356 KB	Output is correct
67	Correct	879 ms	53612 KB	Output is correct
68	Correct	943 ms	56428 KB	Output is correct
69	Correct	918 ms	56352 KB	Output is correct
70	Correct	920 ms	56044 KB	Output is correct
71	Correct	916 ms	56044 KB	Output is correct
72	Correct	916 ms	56044 KB	Output is correct
73	Correct	590 ms	48620 KB	Output is correct
74	Correct	616 ms	48492 KB	Output is correct
75	Correct	591 ms	48584 KB	Output is correct
76	Correct	591 ms	48620 KB	Output is correct
77	Correct	593 ms	48364 KB	Output is correct
78	Correct	822 ms	55900 KB	Output is correct
79	Correct	648 ms	50516 KB	Output is correct
80	Correct	815 ms	54996 KB	Output is correct

Submission #348456

Compilation message

Subtask #1 8.0 / 8.0

Subtask #2 9.0 / 9.0

Subtask #3 13.0 / 13.0

Subtask #4 17.0 / 17.0

Subtask #5 30.0 / 30.0

Subtask #6 23.0 / 23.0

Subtask #1
8.0 / 8.0

Subtask #2
9.0 / 9.0

Subtask #3
13.0 / 13.0

Subtask #4
17.0 / 17.0

Subtask #5
30.0 / 30.0

Subtask #6
23.0 / 23.0