답안 #919445

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
919445	2024-01-31T20:05:59 Z	NK_	Vinjete (COI22_vinjete)	C++17	100 / 100	426 ms	232016 KB

Main

// Success consists of going from failure to failure without loss of enthusiasm
#include <bits/stdc++.h>

using namespace std;

#define f first
#define s second
#define mp make_pair
#define nl '\n'
#define pb push_back

template<class T> using V = vector<T>;
using pi = pair<int, int>;
using vi = V<int>;
using vpi = V<pi>;

const int INF = 1 << 30;

struct node {
	node* c[2]; int L, R, ans, T;

	node(int l, int r): L(l), R(r) { ans = 0, T = INF; c[0] = c[1] = NULL; };

	void pull() {
		if (T != INF) ans = R - L + 1;
		else ans = (c[0] ? c[0]->ans : 0) + (c[1] ? c[1]->ans : 0);
	}

	void upd(int l, int r, int t) {
		// cout << L << " " << R << " " << T << " " << ans << endl;
		if (r < L || R < l || T < t) return;
		if (l <= L && R <= r) {
			if (t > 0) T = t;
			else {
				if (T == -t) T = INF;
				else return;
			}
			pull();
			// cout << "UPD: " << L << " " << R << " " << T << " " << ans << endl;
			return;
		}


		int M = (L + R) / 2;

		if (!c[0]) c[0] = new node(L, M);
		if (!c[1]) c[1] = new node(M + 1, R);

		c[0]->upd(l, r, t);
		c[1]->upd(l, r, t);

		pull();
	}
};

int main() {
	cin.tie(0)->sync_with_stdio(0);
	
	node* st = new node(0, INF - 1);

	int N, M; cin >> N >> M;

	V<vpi> adj(N); vi L(N - 1), R(N - 1);

	for(int i = 0; i < N - 1; i++) {
		int u, v, l, r; cin >> u >> v >> l >> r; --u, --v, --l, --r;
		adj[u].pb(mp(v, i));
		adj[v].pb(mp(u, i));
		L[i] = l, R[i] = r;
	}

	int t = 1;
	vi ans(N);
	function<void(int, int)> dfs = [&](int u, int p) {
		ans[u] = st->ans;

		t++;
		for(auto& e : adj[u]) if (e.f != p) {
			int v, i; tie(v, i) = e;

			int cur = t;
			st->upd(L[i], R[i], cur);
			dfs(v, u);
			st->upd(L[i], R[i], -cur);
		}
	};

	dfs(0, -1);

	for(int i = 1; i < N; i++) cout << ans[i] << nl;

	exit(0-0);
}

Subtask #1
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	604 KB	Output is correct
2	Correct	1 ms	600 KB	Output is correct
3	Correct	2 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	2 ms	600 KB	Output is correct
6	Correct	2 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	600 KB	Output is correct
10	Correct	1 ms	344 KB	Output is correct
11	Correct	1 ms	600 KB	Output is correct
12	Correct	1 ms	600 KB	Output is correct
13	Correct	2 ms	600 KB	Output is correct
14	Correct	2 ms	600 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	2 ms	344 KB	Output is correct
19	Correct	2 ms	604 KB	Output is correct
20	Correct	2 ms	600 KB	Output is correct
21	Correct	1 ms	600 KB	Output is correct
22	Correct	1 ms	600 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct

Subtask #2
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	604 KB	Output is correct
2	Correct	1 ms	600 KB	Output is correct
3	Correct	2 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	2 ms	600 KB	Output is correct
6	Correct	2 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	600 KB	Output is correct
10	Correct	1 ms	344 KB	Output is correct
11	Correct	1 ms	600 KB	Output is correct
12	Correct	1 ms	600 KB	Output is correct
13	Correct	2 ms	600 KB	Output is correct
14	Correct	2 ms	600 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	2 ms	344 KB	Output is correct
19	Correct	2 ms	604 KB	Output is correct
20	Correct	2 ms	600 KB	Output is correct
21	Correct	1 ms	600 KB	Output is correct
22	Correct	1 ms	600 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	2 ms	600 KB	Output is correct
26	Correct	2 ms	600 KB	Output is correct
27	Correct	4 ms	3928 KB	Output is correct
28	Correct	4 ms	3932 KB	Output is correct
29	Correct	3 ms	2392 KB	Output is correct
30	Correct	3 ms	2396 KB	Output is correct
31	Correct	5 ms	3932 KB	Output is correct
32	Correct	4 ms	3932 KB	Output is correct
33	Correct	7 ms	3928 KB	Output is correct
34	Correct	5 ms	3928 KB	Output is correct
35	Correct	2 ms	600 KB	Output is correct
36	Correct	1 ms	344 KB	Output is correct
37	Correct	4 ms	3932 KB	Output is correct
38	Correct	5 ms	3860 KB	Output is correct
39	Correct	3 ms	2396 KB	Output is correct
40	Correct	3 ms	2392 KB	Output is correct
41	Correct	4 ms	3928 KB	Output is correct
42	Correct	4 ms	3932 KB	Output is correct
43	Correct	2 ms	348 KB	Output is correct
44	Correct	2 ms	348 KB	Output is correct
45	Correct	4 ms	3928 KB	Output is correct
46	Correct	4 ms	3672 KB	Output is correct
47	Correct	3 ms	2236 KB	Output is correct
48	Correct	4 ms	2392 KB	Output is correct
49	Correct	5 ms	3932 KB	Output is correct
50	Correct	5 ms	3928 KB	Output is correct

Subtask #3
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	604 KB	Output is correct
2	Correct	1 ms	600 KB	Output is correct
3	Correct	2 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	2 ms	600 KB	Output is correct
6	Correct	2 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	600 KB	Output is correct
10	Correct	1 ms	344 KB	Output is correct
11	Correct	1 ms	600 KB	Output is correct
12	Correct	1 ms	600 KB	Output is correct
13	Correct	2 ms	600 KB	Output is correct
14	Correct	2 ms	600 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	2 ms	344 KB	Output is correct
19	Correct	2 ms	604 KB	Output is correct
20	Correct	2 ms	600 KB	Output is correct
21	Correct	1 ms	600 KB	Output is correct
22	Correct	1 ms	600 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	35 ms	7760 KB	Output is correct
26	Correct	36 ms	7768 KB	Output is correct
27	Correct	47 ms	11544 KB	Output is correct
28	Correct	46 ms	11344 KB	Output is correct
29	Correct	46 ms	11268 KB	Output is correct
30	Correct	44 ms	11344 KB	Output is correct
31	Correct	6 ms	3160 KB	Output is correct
32	Correct	7 ms	3164 KB	Output is correct
33	Correct	7 ms	3160 KB	Output is correct
34	Correct	6 ms	3160 KB	Output is correct
35	Correct	38 ms	4688 KB	Output is correct
36	Correct	35 ms	4692 KB	Output is correct
37	Correct	48 ms	8020 KB	Output is correct
38	Correct	47 ms	8212 KB	Output is correct
39	Correct	45 ms	8260 KB	Output is correct
40	Correct	44 ms	8024 KB	Output is correct
41	Correct	7 ms	2652 KB	Output is correct
42	Correct	9 ms	3028 KB	Output is correct
43	Correct	39 ms	4184 KB	Output is correct
44	Correct	42 ms	4432 KB	Output is correct
45	Correct	48 ms	7760 KB	Output is correct
46	Correct	53 ms	7748 KB	Output is correct
47	Correct	45 ms	7760 KB	Output is correct
48	Correct	53 ms	7760 KB	Output is correct
49	Correct	8 ms	2652 KB	Output is correct
50	Correct	7 ms	2648 KB	Output is correct

Subtask #4
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	604 KB	Output is correct
2	Correct	1 ms	600 KB	Output is correct
3	Correct	2 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	2 ms	600 KB	Output is correct
6	Correct	2 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	600 KB	Output is correct
10	Correct	1 ms	344 KB	Output is correct
11	Correct	1 ms	600 KB	Output is correct
12	Correct	1 ms	600 KB	Output is correct
13	Correct	2 ms	600 KB	Output is correct
14	Correct	2 ms	600 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	2 ms	344 KB	Output is correct
19	Correct	2 ms	604 KB	Output is correct
20	Correct	2 ms	600 KB	Output is correct
21	Correct	1 ms	600 KB	Output is correct
22	Correct	1 ms	600 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	35 ms	7760 KB	Output is correct
26	Correct	36 ms	7768 KB	Output is correct
27	Correct	47 ms	11544 KB	Output is correct
28	Correct	46 ms	11344 KB	Output is correct
29	Correct	46 ms	11268 KB	Output is correct
30	Correct	44 ms	11344 KB	Output is correct
31	Correct	6 ms	3160 KB	Output is correct
32	Correct	7 ms	3164 KB	Output is correct
33	Correct	7 ms	3160 KB	Output is correct
34	Correct	6 ms	3160 KB	Output is correct
35	Correct	38 ms	4688 KB	Output is correct
36	Correct	35 ms	4692 KB	Output is correct
37	Correct	48 ms	8020 KB	Output is correct
38	Correct	47 ms	8212 KB	Output is correct
39	Correct	45 ms	8260 KB	Output is correct
40	Correct	44 ms	8024 KB	Output is correct
41	Correct	7 ms	2652 KB	Output is correct
42	Correct	9 ms	3028 KB	Output is correct
43	Correct	39 ms	4184 KB	Output is correct
44	Correct	42 ms	4432 KB	Output is correct
45	Correct	48 ms	7760 KB	Output is correct
46	Correct	53 ms	7748 KB	Output is correct
47	Correct	45 ms	7760 KB	Output is correct
48	Correct	53 ms	7760 KB	Output is correct
49	Correct	8 ms	2652 KB	Output is correct
50	Correct	7 ms	2648 KB	Output is correct
51	Correct	89 ms	19024 KB	Output is correct
52	Correct	91 ms	19024 KB	Output is correct
53	Correct	118 ms	27984 KB	Output is correct
54	Correct	124 ms	27976 KB	Output is correct
55	Correct	116 ms	27984 KB	Output is correct
56	Correct	120 ms	27988 KB	Output is correct
57	Correct	23 ms	9808 KB	Output is correct
58	Correct	24 ms	9748 KB	Output is correct
59	Correct	24 ms	10076 KB	Output is correct
60	Correct	23 ms	9552 KB	Output is correct
61	Correct	93 ms	11324 KB	Output is correct
62	Correct	91 ms	11572 KB	Output is correct
63	Correct	130 ms	19868 KB	Output is correct
64	Correct	129 ms	19900 KB	Output is correct
65	Correct	118 ms	20308 KB	Output is correct
66	Correct	120 ms	19916 KB	Output is correct
67	Correct	23 ms	8020 KB	Output is correct
68	Correct	24 ms	8024 KB	Output is correct
69	Correct	108 ms	10324 KB	Output is correct
70	Correct	105 ms	10320 KB	Output is correct
71	Correct	148 ms	19024 KB	Output is correct
72	Correct	149 ms	18920 KB	Output is correct
73	Correct	126 ms	19024 KB	Output is correct
74	Correct	128 ms	19040 KB	Output is correct
75	Correct	27 ms	7760 KB	Output is correct
76	Correct	26 ms	8024 KB	Output is correct

Subtask #5
31.0 / 31.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	604 KB	Output is correct
2	Correct	1 ms	600 KB	Output is correct
3	Correct	2 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	2 ms	600 KB	Output is correct
6	Correct	2 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	1 ms	600 KB	Output is correct
10	Correct	1 ms	344 KB	Output is correct
11	Correct	1 ms	600 KB	Output is correct
12	Correct	1 ms	600 KB	Output is correct
13	Correct	2 ms	600 KB	Output is correct
14	Correct	2 ms	600 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	344 KB	Output is correct
18	Correct	2 ms	344 KB	Output is correct
19	Correct	2 ms	604 KB	Output is correct
20	Correct	2 ms	600 KB	Output is correct
21	Correct	1 ms	600 KB	Output is correct
22	Correct	1 ms	600 KB	Output is correct
23	Correct	1 ms	348 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	2 ms	600 KB	Output is correct
26	Correct	2 ms	600 KB	Output is correct
27	Correct	4 ms	3928 KB	Output is correct
28	Correct	4 ms	3932 KB	Output is correct
29	Correct	3 ms	2392 KB	Output is correct
30	Correct	3 ms	2396 KB	Output is correct
31	Correct	5 ms	3932 KB	Output is correct
32	Correct	4 ms	3932 KB	Output is correct
33	Correct	7 ms	3928 KB	Output is correct
34	Correct	5 ms	3928 KB	Output is correct
35	Correct	2 ms	600 KB	Output is correct
36	Correct	1 ms	344 KB	Output is correct
37	Correct	4 ms	3932 KB	Output is correct
38	Correct	5 ms	3860 KB	Output is correct
39	Correct	3 ms	2396 KB	Output is correct
40	Correct	3 ms	2392 KB	Output is correct
41	Correct	4 ms	3928 KB	Output is correct
42	Correct	4 ms	3932 KB	Output is correct
43	Correct	2 ms	348 KB	Output is correct
44	Correct	2 ms	348 KB	Output is correct
45	Correct	4 ms	3928 KB	Output is correct
46	Correct	4 ms	3672 KB	Output is correct
47	Correct	3 ms	2236 KB	Output is correct
48	Correct	4 ms	2392 KB	Output is correct
49	Correct	5 ms	3932 KB	Output is correct
50	Correct	5 ms	3928 KB	Output is correct
51	Correct	35 ms	7760 KB	Output is correct
52	Correct	36 ms	7768 KB	Output is correct
53	Correct	47 ms	11544 KB	Output is correct
54	Correct	46 ms	11344 KB	Output is correct
55	Correct	46 ms	11268 KB	Output is correct
56	Correct	44 ms	11344 KB	Output is correct
57	Correct	6 ms	3160 KB	Output is correct
58	Correct	7 ms	3164 KB	Output is correct
59	Correct	7 ms	3160 KB	Output is correct
60	Correct	6 ms	3160 KB	Output is correct
61	Correct	38 ms	4688 KB	Output is correct
62	Correct	35 ms	4692 KB	Output is correct
63	Correct	48 ms	8020 KB	Output is correct
64	Correct	47 ms	8212 KB	Output is correct
65	Correct	45 ms	8260 KB	Output is correct
66	Correct	44 ms	8024 KB	Output is correct
67	Correct	7 ms	2652 KB	Output is correct
68	Correct	9 ms	3028 KB	Output is correct
69	Correct	39 ms	4184 KB	Output is correct
70	Correct	42 ms	4432 KB	Output is correct
71	Correct	48 ms	7760 KB	Output is correct
72	Correct	53 ms	7748 KB	Output is correct
73	Correct	45 ms	7760 KB	Output is correct
74	Correct	53 ms	7760 KB	Output is correct
75	Correct	8 ms	2652 KB	Output is correct
76	Correct	7 ms	2648 KB	Output is correct
77	Correct	89 ms	19024 KB	Output is correct
78	Correct	91 ms	19024 KB	Output is correct
79	Correct	118 ms	27984 KB	Output is correct
80	Correct	124 ms	27976 KB	Output is correct
81	Correct	116 ms	27984 KB	Output is correct
82	Correct	120 ms	27988 KB	Output is correct
83	Correct	23 ms	9808 KB	Output is correct
84	Correct	24 ms	9748 KB	Output is correct
85	Correct	24 ms	10076 KB	Output is correct
86	Correct	23 ms	9552 KB	Output is correct
87	Correct	93 ms	11324 KB	Output is correct
88	Correct	91 ms	11572 KB	Output is correct
89	Correct	130 ms	19868 KB	Output is correct
90	Correct	129 ms	19900 KB	Output is correct
91	Correct	118 ms	20308 KB	Output is correct
92	Correct	120 ms	19916 KB	Output is correct
93	Correct	23 ms	8020 KB	Output is correct
94	Correct	24 ms	8024 KB	Output is correct
95	Correct	108 ms	10324 KB	Output is correct
96	Correct	105 ms	10320 KB	Output is correct
97	Correct	148 ms	19024 KB	Output is correct
98	Correct	149 ms	18920 KB	Output is correct
99	Correct	126 ms	19024 KB	Output is correct
100	Correct	128 ms	19040 KB	Output is correct
101	Correct	27 ms	7760 KB	Output is correct
102	Correct	26 ms	8024 KB	Output is correct
103	Correct	104 ms	20000 KB	Output is correct
104	Correct	103 ms	19792 KB	Output is correct
105	Correct	373 ms	232016 KB	Output is correct
106	Correct	379 ms	231524 KB	Output is correct
107	Correct	311 ms	146000 KB	Output is correct
108	Correct	318 ms	146000 KB	Output is correct
109	Correct	76 ms	55968 KB	Output is correct
110	Correct	79 ms	55888 KB	Output is correct
111	Correct	75 ms	55888 KB	Output is correct
112	Correct	79 ms	55888 KB	Output is correct
113	Correct	118 ms	12468 KB	Output is correct
114	Correct	108 ms	12368 KB	Output is correct
115	Correct	389 ms	224080 KB	Output is correct
116	Correct	378 ms	224344 KB	Output is correct
117	Correct	266 ms	138320 KB	Output is correct
118	Correct	255 ms	137636 KB	Output is correct
119	Correct	71 ms	54452 KB	Output is correct
120	Correct	69 ms	54352 KB	Output is correct
121	Correct	136 ms	11172 KB	Output is correct
122	Correct	142 ms	11020 KB	Output is correct
123	Correct	426 ms	223056 KB	Output is correct
124	Correct	410 ms	223056 KB	Output is correct
125	Correct	265 ms	136784 KB	Output is correct
126	Correct	268 ms	136784 KB	Output is correct
127	Correct	72 ms	54096 KB	Output is correct
128	Correct	74 ms	54096 KB	Output is correct

답안 #919445

Compilation message

Subtask #1 11.0 / 11.0

Subtask #2 13.0 / 13.0

Subtask #3 16.0 / 16.0

Subtask #4 29.0 / 29.0

Subtask #5 31.0 / 31.0

Subtask #1
11.0 / 11.0

Subtask #2
13.0 / 13.0

Subtask #3
16.0 / 16.0

Subtask #4
29.0 / 29.0

Subtask #5
31.0 / 31.0