Submission #33919

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
33919	2017-11-05T03:13:31 Z	imeimi2000	Toy Train (IOI17_train)	C++14	100 / 100	706 ms	3080 KB

train

#include "train.h"

using namespace std;

int n, m;
vector<int> edge[5000];
vector<int> redge[5000];
int outdegree[5000];
int stop[5000];

vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
	n = a.size();
	m = u.size();
	for (int i = 0; i < m; ++i) {
		edge[u[i]].push_back(v[i]);
		redge[v[i]].push_back(u[i]);
	}
	bool loop = true;
	while (loop) {
		vector<int> st;
		for (int i = 0; i < n; ++i) {
			stop[i] = r[i] ^ 1;
			outdegree[i] = edge[i].size();
			if (r[i]) st.push_back(i);
		}
		while (!st.empty()) {
			int x = st.back();
			st.pop_back();

			for (int i : redge[x]) {
				if (stop[i] == 0) continue;
				--outdegree[i];
				if (a[i] == 1 || outdegree[i] == 0) {
					stop[i] = 0;
					st.push_back(i);
				}
			}
		}
		for (int i = 0; i < n; ++i) {
			if (stop[i] == 1) st.push_back(i);
			outdegree[i] = edge[i].size();
		}
		while (!st.empty()) {
			int x = st.back();
			st.pop_back();

			for (int i : redge[x]) {
				if (stop[i] == 1) continue;
				--outdegree[i];
				if (a[i] == 0 || outdegree[i] == 0) {
					stop[i] = 1;
					st.push_back(i);
				}
			}
		}
		loop = false;
		for (int i = 0; i < n; ++i) {
			if (r[i] && stop[i]) loop = true, r[i] = 0;
		}
	}
	vector<int> ret;
	ret.resize(n);
	for (int i = 0; i < n; ++i) {
		ret[i] = stop[i] ^ 1;
	}
	return ret;
}

Subtask #1
5.0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2740 KB	Output is correct
2	Correct	6 ms	2740 KB	Output is correct
3	Correct	3 ms	2740 KB	Output is correct
4	Correct	3 ms	2740 KB	Output is correct
5	Correct	3 ms	2740 KB	Output is correct
6	Correct	3 ms	2740 KB	Output is correct
7	Correct	3 ms	2740 KB	Output is correct
8	Correct	6 ms	2740 KB	Output is correct
9	Correct	3 ms	2740 KB	Output is correct
10	Correct	6 ms	2740 KB	Output is correct
11	Correct	3 ms	2736 KB	Output is correct

Subtask #2
10.0 / 10.0

#	Verdict	Memory	Grader output
1	Correct	2204 KB	Output is correct
2	Correct	2204 KB	Output is correct
3	Correct	2204 KB	Output is correct
4	Correct	2204 KB	Output is correct
5	Correct	2204 KB	Output is correct
6	Correct	2204 KB	Output is correct
7	Correct	2204 KB	Output is correct
8	Correct	2204 KB	Output is correct
9	Correct	2204 KB	Output is correct
10	Correct	2204 KB	Output is correct
11	Correct	2204 KB	Output is correct
12	Correct	2204 KB	Output is correct
13	Correct	2204 KB	Output is correct
14	Correct	2204 KB	Output is correct
15	Correct	2204 KB	Output is correct
16	Correct	2204 KB	Output is correct
17	Correct	2204 KB	Output is correct
18	Correct	2204 KB	Output is correct
19	Correct	2204 KB	Output is correct
20	Correct	2204 KB	Output is correct

Subtask #3
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	93 ms	3080 KB	Output is correct
2	Correct	163 ms	3080 KB	Output is correct
3	Correct	219 ms	3080 KB	Output is correct
4	Correct	9 ms	3080 KB	Output is correct
5	Correct	9 ms	3080 KB	Output is correct
6	Correct	9 ms	3080 KB	Output is correct
7	Correct	9 ms	3080 KB	Output is correct
8	Correct	6 ms	3080 KB	Output is correct
9	Correct	6 ms	3060 KB	Output is correct
10	Correct	3 ms	3068 KB	Output is correct
11	Correct	3 ms	3068 KB	Output is correct
12	Correct	3 ms	3068 KB	Output is correct
13	Correct	6 ms	3080 KB	Output is correct
14	Correct	9 ms	3080 KB	Output is correct
15	Correct	6 ms	3080 KB	Output is correct
16	Correct	9 ms	3080 KB	Output is correct
17	Correct	9 ms	3080 KB	Output is correct
18	Correct	356 ms	2892 KB	Output is correct

Subtask #4
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2960 KB	Output is correct
2	Correct	3 ms	2916 KB	Output is correct
3	Correct	3 ms	3080 KB	Output is correct
4	Correct	6 ms	3080 KB	Output is correct
5	Correct	6 ms	3080 KB	Output is correct
6	Correct	6 ms	3072 KB	Output is correct
7	Correct	9 ms	3072 KB	Output is correct
8	Correct	6 ms	3072 KB	Output is correct
9	Correct	3 ms	3072 KB	Output is correct
10	Correct	9 ms	3080 KB	Output is correct
11	Correct	6 ms	3080 KB	Output is correct
12	Correct	6 ms	3080 KB	Output is correct
13	Correct	9 ms	3080 KB	Output is correct
14	Correct	9 ms	2924 KB	Output is correct

Subtask #5
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	3080 KB	Output is correct
2	Correct	6 ms	3080 KB	Output is correct
3	Correct	6 ms	3080 KB	Output is correct
4	Correct	6 ms	2920 KB	Output is correct
5	Correct	0 ms	2336 KB	Output is correct
6	Correct	3 ms	2740 KB	Output is correct
7	Correct	3 ms	2756 KB	Output is correct
8	Correct	3 ms	2780 KB	Output is correct
9	Correct	3 ms	2772 KB	Output is correct
10	Correct	0 ms	2344 KB	Output is correct
11	Correct	3 ms	2808 KB	Output is correct

Subtask #6
51.0 / 51.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	6 ms	2740 KB	Output is correct
2	Correct	6 ms	2740 KB	Output is correct
3	Correct	3 ms	2740 KB	Output is correct
4	Correct	3 ms	2740 KB	Output is correct
5	Correct	3 ms	2740 KB	Output is correct
6	Correct	3 ms	2740 KB	Output is correct
7	Correct	3 ms	2740 KB	Output is correct
8	Correct	6 ms	2740 KB	Output is correct
9	Correct	3 ms	2740 KB	Output is correct
10	Correct	6 ms	2740 KB	Output is correct
11	Correct	3 ms	2736 KB	Output is correct
12	Correct	0 ms	2204 KB	Output is correct
13	Correct	0 ms	2204 KB	Output is correct
14	Correct	0 ms	2204 KB	Output is correct
15	Correct	0 ms	2204 KB	Output is correct
16	Correct	0 ms	2204 KB	Output is correct
17	Correct	0 ms	2204 KB	Output is correct
18	Correct	0 ms	2204 KB	Output is correct
19	Correct	0 ms	2204 KB	Output is correct
20	Correct	0 ms	2204 KB	Output is correct
21	Correct	0 ms	2204 KB	Output is correct
22	Correct	0 ms	2204 KB	Output is correct
23	Correct	0 ms	2204 KB	Output is correct
24	Correct	0 ms	2204 KB	Output is correct
25	Correct	0 ms	2204 KB	Output is correct
26	Correct	0 ms	2204 KB	Output is correct
27	Correct	0 ms	2204 KB	Output is correct
28	Correct	0 ms	2204 KB	Output is correct
29	Correct	0 ms	2204 KB	Output is correct
30	Correct	0 ms	2204 KB	Output is correct
31	Correct	0 ms	2204 KB	Output is correct
32	Correct	93 ms	3080 KB	Output is correct
33	Correct	163 ms	3080 KB	Output is correct
34	Correct	219 ms	3080 KB	Output is correct
35	Correct	9 ms	3080 KB	Output is correct
36	Correct	9 ms	3080 KB	Output is correct
37	Correct	9 ms	3080 KB	Output is correct
38	Correct	9 ms	3080 KB	Output is correct
39	Correct	6 ms	3080 KB	Output is correct
40	Correct	6 ms	3060 KB	Output is correct
41	Correct	3 ms	3068 KB	Output is correct
42	Correct	3 ms	3068 KB	Output is correct
43	Correct	3 ms	3068 KB	Output is correct
44	Correct	6 ms	3080 KB	Output is correct
45	Correct	9 ms	3080 KB	Output is correct
46	Correct	6 ms	3080 KB	Output is correct
47	Correct	9 ms	3080 KB	Output is correct
48	Correct	9 ms	3080 KB	Output is correct
49	Correct	356 ms	2892 KB	Output is correct
50	Correct	6 ms	2960 KB	Output is correct
51	Correct	3 ms	2916 KB	Output is correct
52	Correct	3 ms	3080 KB	Output is correct
53	Correct	6 ms	3080 KB	Output is correct
54	Correct	6 ms	3080 KB	Output is correct
55	Correct	6 ms	3072 KB	Output is correct
56	Correct	9 ms	3072 KB	Output is correct
57	Correct	6 ms	3072 KB	Output is correct
58	Correct	3 ms	3072 KB	Output is correct
59	Correct	9 ms	3080 KB	Output is correct
60	Correct	6 ms	3080 KB	Output is correct
61	Correct	6 ms	3080 KB	Output is correct
62	Correct	9 ms	3080 KB	Output is correct
63	Correct	9 ms	2924 KB	Output is correct
64	Correct	6 ms	3080 KB	Output is correct
65	Correct	6 ms	3080 KB	Output is correct
66	Correct	6 ms	3080 KB	Output is correct
67	Correct	6 ms	2920 KB	Output is correct
68	Correct	0 ms	2336 KB	Output is correct
69	Correct	3 ms	2740 KB	Output is correct
70	Correct	3 ms	2756 KB	Output is correct
71	Correct	3 ms	2780 KB	Output is correct
72	Correct	3 ms	2772 KB	Output is correct
73	Correct	0 ms	2344 KB	Output is correct
74	Correct	3 ms	2808 KB	Output is correct
75	Correct	113 ms	3080 KB	Output is correct
76	Correct	173 ms	3080 KB	Output is correct
77	Correct	249 ms	3080 KB	Output is correct
78	Correct	243 ms	3080 KB	Output is correct
79	Correct	256 ms	3080 KB	Output is correct
80	Correct	9 ms	3080 KB	Output is correct
81	Correct	6 ms	3080 KB	Output is correct
82	Correct	6 ms	3080 KB	Output is correct
83	Correct	9 ms	3080 KB	Output is correct
84	Correct	3 ms	3080 KB	Output is correct
85	Correct	9 ms	3080 KB	Output is correct
86	Correct	9 ms	3080 KB	Output is correct
87	Correct	6 ms	3080 KB	Output is correct
88	Correct	9 ms	3080 KB	Output is correct
89	Correct	6 ms	3080 KB	Output is correct
90	Correct	13 ms	3080 KB	Output is correct
91	Correct	16 ms	3080 KB	Output is correct
92	Correct	26 ms	3080 KB	Output is correct
93	Correct	26 ms	3080 KB	Output is correct
94	Correct	26 ms	3080 KB	Output is correct
95	Correct	29 ms	3080 KB	Output is correct
96	Correct	76 ms	2924 KB	Output is correct
97	Correct	429 ms	3080 KB	Output is correct
98	Correct	639 ms	3072 KB	Output is correct
99	Correct	706 ms	3072 KB	Output is correct
100	Correct	366 ms	2892 KB	Output is correct

Submission #33919

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 10.0 / 10.0

Subtask #3 11.0 / 11.0

Subtask #4 11.0 / 11.0

Subtask #5 12.0 / 12.0

Subtask #6 51.0 / 51.0

Subtask #1
5.0 / 5.0

Subtask #2
10.0 / 10.0

Subtask #3
11.0 / 11.0

Subtask #4
11.0 / 11.0

Subtask #5
12.0 / 12.0

Subtask #6
51.0 / 51.0