답안 #669803

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
669803	2022-12-07T10:08:36 Z	someone	장난감 기차 (IOI17_train)	C++14	100 / 100	337 ms	1612 KB

train

#include <bits/stdc++.h>
using namespace std;
 
const int N = 1e4 + 42, INF = 1e9;

vector<int> adj[N], ans;
bool isA[N], isR[N], sent[N], mod[N];
int n, m, x = 0, nb[N], nbS[N], upd[N];

inline void add(int i) {
    if(mod[i])
        return;
    upd[x] = i;
    mod[i] = true;
    x++;
}

void dfs(int i) {
    if(sent[i])
        return;
    add(i);
    sent[i] = true;
    for(int j : adj[i]) {
        add(j);
        nbS[j]++;
        if(isA[j] || nbS[j] == nb[j])
            dfs(j);
    }
}
 
vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
    n = (int)a.size();
    m = (int)u.size();
    for(int i = 0; i < n; i++)
        isA[i] = (a[i] == 1),
        isR[i] = (r[i] == 1);
    for(int i = 0; i < m; i++) {
        nb[u[i]]++;
        adj[v[i]].push_back(u[i]);
    }
    
    deque<int> id;
    for(int i = 0; i < n; i++)
        if(r[i])
            id.push_back(i);
    int sz = (int)id.size();
    while(true) {
        for(int i : id)
            dfs(i);
        for(int i = 0; i < sz; i++) {
            if((isA[id[0]] && nbS[id[0]] > 0) || nbS[id[0]] == nb[id[0]])
                id.push_back(id[0]);
            id.pop_front();
        }
        for(int i = 0; i < x; i++) {
            nbS[upd[i]] = 0;
            mod[upd[i]] = false;
            sent[upd[i]] = false;
        }
        x = 0;
        if(sz == (int)id.size())
            break;
        sz = id.size();
    }
    for(int i : id)
        dfs(i);
    for(int i = 0; i < n; i++)
        ans.push_back(sent[i]);
    return ans;
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	980 KB	Output is correct
2	Correct	5 ms	988 KB	Output is correct
3	Correct	5 ms	980 KB	Output is correct
4	Correct	5 ms	980 KB	Output is correct
5	Correct	5 ms	980 KB	Output is correct
6	Correct	5 ms	980 KB	Output is correct
7	Correct	4 ms	980 KB	Output is correct
8	Correct	6 ms	980 KB	Output is correct
9	Correct	4 ms	980 KB	Output is correct
10	Correct	4 ms	980 KB	Output is correct
11	Correct	3 ms	980 KB	Output is correct

Subtask #2
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	468 KB	Output is correct
2	Correct	0 ms	468 KB	Output is correct
3	Correct	1 ms	468 KB	Output is correct
4	Correct	1 ms	468 KB	Output is correct
5	Correct	1 ms	468 KB	Output is correct
6	Correct	1 ms	468 KB	Output is correct
7	Correct	1 ms	468 KB	Output is correct
8	Correct	1 ms	468 KB	Output is correct
9	Correct	1 ms	468 KB	Output is correct
10	Correct	1 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	0 ms	468 KB	Output is correct
14	Correct	0 ms	468 KB	Output is correct
15	Correct	0 ms	468 KB	Output is correct
16	Correct	0 ms	468 KB	Output is correct
17	Correct	0 ms	468 KB	Output is correct
18	Correct	0 ms	468 KB	Output is correct
19	Correct	1 ms	468 KB	Output is correct
20	Correct	1 ms	468 KB	Output is correct

Subtask #3
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	61 ms	1556 KB	Output is correct
2	Correct	103 ms	1612 KB	Output is correct
3	Correct	136 ms	1544 KB	Output is correct
4	Correct	7 ms	1364 KB	Output is correct
5	Correct	9 ms	1352 KB	Output is correct
6	Correct	8 ms	1236 KB	Output is correct
7	Correct	6 ms	1236 KB	Output is correct
8	Correct	6 ms	1248 KB	Output is correct
9	Correct	5 ms	1236 KB	Output is correct
10	Correct	6 ms	1232 KB	Output is correct
11	Correct	6 ms	1236 KB	Output is correct
12	Correct	5 ms	1108 KB	Output is correct
13	Correct	7 ms	1492 KB	Output is correct
14	Correct	7 ms	1492 KB	Output is correct
15	Correct	7 ms	1492 KB	Output is correct
16	Correct	6 ms	1492 KB	Output is correct
17	Correct	7 ms	1492 KB	Output is correct
18	Correct	208 ms	1200 KB	Output is correct

Subtask #4
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	1108 KB	Output is correct
2	Correct	6 ms	1156 KB	Output is correct
3	Correct	6 ms	1236 KB	Output is correct
4	Correct	7 ms	1236 KB	Output is correct
5	Correct	6 ms	1236 KB	Output is correct
6	Correct	6 ms	1236 KB	Output is correct
7	Correct	6 ms	1236 KB	Output is correct
8	Correct	7 ms	1232 KB	Output is correct
9	Correct	7 ms	1236 KB	Output is correct
10	Correct	7 ms	1248 KB	Output is correct
11	Correct	6 ms	1236 KB	Output is correct
12	Correct	7 ms	1236 KB	Output is correct
13	Correct	6 ms	1236 KB	Output is correct
14	Correct	6 ms	1236 KB	Output is correct

Subtask #5
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	1308 KB	Output is correct
2	Correct	8 ms	1364 KB	Output is correct
3	Correct	7 ms	1236 KB	Output is correct
4	Correct	6 ms	1236 KB	Output is correct
5	Correct	1 ms	596 KB	Output is correct
6	Correct	4 ms	844 KB	Output is correct
7	Correct	4 ms	940 KB	Output is correct
8	Correct	4 ms	980 KB	Output is correct
9	Correct	4 ms	980 KB	Output is correct
10	Correct	1 ms	596 KB	Output is correct
11	Correct	4 ms	980 KB	Output is correct

Subtask #6
51.0 / 51.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	980 KB	Output is correct
2	Correct	5 ms	988 KB	Output is correct
3	Correct	5 ms	980 KB	Output is correct
4	Correct	5 ms	980 KB	Output is correct
5	Correct	5 ms	980 KB	Output is correct
6	Correct	5 ms	980 KB	Output is correct
7	Correct	4 ms	980 KB	Output is correct
8	Correct	6 ms	980 KB	Output is correct
9	Correct	4 ms	980 KB	Output is correct
10	Correct	4 ms	980 KB	Output is correct
11	Correct	3 ms	980 KB	Output is correct
12	Correct	1 ms	468 KB	Output is correct
13	Correct	0 ms	468 KB	Output is correct
14	Correct	1 ms	468 KB	Output is correct
15	Correct	1 ms	468 KB	Output is correct
16	Correct	1 ms	468 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	1 ms	468 KB	Output is correct
19	Correct	1 ms	468 KB	Output is correct
20	Correct	1 ms	468 KB	Output is correct
21	Correct	1 ms	468 KB	Output is correct
22	Correct	1 ms	468 KB	Output is correct
23	Correct	1 ms	468 KB	Output is correct
24	Correct	0 ms	468 KB	Output is correct
25	Correct	0 ms	468 KB	Output is correct
26	Correct	0 ms	468 KB	Output is correct
27	Correct	0 ms	468 KB	Output is correct
28	Correct	0 ms	468 KB	Output is correct
29	Correct	0 ms	468 KB	Output is correct
30	Correct	1 ms	468 KB	Output is correct
31	Correct	1 ms	468 KB	Output is correct
32	Correct	61 ms	1556 KB	Output is correct
33	Correct	103 ms	1612 KB	Output is correct
34	Correct	136 ms	1544 KB	Output is correct
35	Correct	7 ms	1364 KB	Output is correct
36	Correct	9 ms	1352 KB	Output is correct
37	Correct	8 ms	1236 KB	Output is correct
38	Correct	6 ms	1236 KB	Output is correct
39	Correct	6 ms	1248 KB	Output is correct
40	Correct	5 ms	1236 KB	Output is correct
41	Correct	6 ms	1232 KB	Output is correct
42	Correct	6 ms	1236 KB	Output is correct
43	Correct	5 ms	1108 KB	Output is correct
44	Correct	7 ms	1492 KB	Output is correct
45	Correct	7 ms	1492 KB	Output is correct
46	Correct	7 ms	1492 KB	Output is correct
47	Correct	6 ms	1492 KB	Output is correct
48	Correct	7 ms	1492 KB	Output is correct
49	Correct	208 ms	1200 KB	Output is correct
50	Correct	6 ms	1108 KB	Output is correct
51	Correct	6 ms	1156 KB	Output is correct
52	Correct	6 ms	1236 KB	Output is correct
53	Correct	7 ms	1236 KB	Output is correct
54	Correct	6 ms	1236 KB	Output is correct
55	Correct	6 ms	1236 KB	Output is correct
56	Correct	6 ms	1236 KB	Output is correct
57	Correct	7 ms	1232 KB	Output is correct
58	Correct	7 ms	1236 KB	Output is correct
59	Correct	7 ms	1248 KB	Output is correct
60	Correct	6 ms	1236 KB	Output is correct
61	Correct	7 ms	1236 KB	Output is correct
62	Correct	6 ms	1236 KB	Output is correct
63	Correct	6 ms	1236 KB	Output is correct
64	Correct	7 ms	1308 KB	Output is correct
65	Correct	8 ms	1364 KB	Output is correct
66	Correct	7 ms	1236 KB	Output is correct
67	Correct	6 ms	1236 KB	Output is correct
68	Correct	1 ms	596 KB	Output is correct
69	Correct	4 ms	844 KB	Output is correct
70	Correct	4 ms	940 KB	Output is correct
71	Correct	4 ms	980 KB	Output is correct
72	Correct	4 ms	980 KB	Output is correct
73	Correct	1 ms	596 KB	Output is correct
74	Correct	4 ms	980 KB	Output is correct
75	Correct	93 ms	1376 KB	Output is correct
76	Correct	109 ms	1548 KB	Output is correct
77	Correct	139 ms	1532 KB	Output is correct
78	Correct	137 ms	1556 KB	Output is correct
79	Correct	146 ms	1612 KB	Output is correct
80	Correct	8 ms	1348 KB	Output is correct
81	Correct	7 ms	1236 KB	Output is correct
82	Correct	8 ms	1236 KB	Output is correct
83	Correct	9 ms	1364 KB	Output is correct
84	Correct	8 ms	1364 KB	Output is correct
85	Correct	7 ms	1232 KB	Output is correct
86	Correct	9 ms	1368 KB	Output is correct
87	Correct	6 ms	1236 KB	Output is correct
88	Correct	11 ms	1236 KB	Output is correct
89	Correct	7 ms	1236 KB	Output is correct
90	Correct	17 ms	1364 KB	Output is correct
91	Correct	15 ms	1260 KB	Output is correct
92	Correct	26 ms	1292 KB	Output is correct
93	Correct	24 ms	1236 KB	Output is correct
94	Correct	24 ms	1236 KB	Output is correct
95	Correct	27 ms	1252 KB	Output is correct
96	Correct	60 ms	1168 KB	Output is correct
97	Correct	185 ms	1264 KB	Output is correct
98	Correct	316 ms	1312 KB	Output is correct
99	Correct	337 ms	1220 KB	Output is correct
100	Correct	199 ms	1196 KB	Output is correct

답안 #669803

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