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Submission #41503

# Submission time Handle Problem Language Result Execution time Memory
41503 2018-02-17T14:38:04 Z aome Nice sequence (IZhO18_sequence) C++14
76 / 100
 2000 ms 35764 KB 
#include <bits/stdc++.h>
using namespace std;

const int N = 400005;

vector<int> vec, res;
vector<int> G[N];
int vis[N];
int n, m;
bool ok;

void dfs(int u, bool trace) {
	vis[u] = 1;
	for (auto v : G[u]) {
		if (!vis[v]) dfs(v, trace);
		else ok &= vis[v] == 2;
	}
	vis[u] = 2;
	if (trace) vec.push_back(u); 
}

bool check(int x, bool trace) {
	for (int i = 0; i <= x; ++i) {
		G[i].clear(), vis[i] = 0;
	}
	// u -> v <-> S(u) < S(v)
	for (int i = n; i <= x; ++i) {
		G[i].push_back(i - n);
	}
	for (int i = m; i <= x; ++i) {
		G[i - m].push_back(i);
	}
	ok = 1;
	for (int i = 0; i <= x; ++i) {
		if (!vis[i]) dfs(i, trace);
	}
	return ok;
}

void solve() {
	cin >> n >> m;
	int l = 0, r = max(n, m) * 2;
	while (l < r) {
		int mid = (l + r + 1) >> 1;
		if (check(mid, 0)) l = mid;
		else r = mid - 1;
	}
	vec.clear(), check(l, 1);
	reverse(vec.begin(), vec.end());
	int len = vec.size(), pos0 = 0;
	for (int i = 0; i < len; ++i) if (!vec[i]) pos0 = i;
	res.assign(len, 0);
	for (int i = 0; i < len; ++i) {
		res[vec[i]] = i - pos0;
	}
	printf("%d\n", len - 1);
	for (int i = 1; i < len; ++i) printf("%d ", res[i] - res[i - 1]); printf("\n");
}

int main() {
	ios::sync_with_stdio(false);
	int t; cin >> t; while (t--) solve();
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Ok
2 Correct 9 ms 9720 KB Ok
3 Correct 9 ms 9748 KB Ok
4 Correct 10 ms 9748 KB Ok
5 Correct 9 ms 9932 KB Ok
6 Correct 9 ms 10004 KB Ok
7 Correct 9 ms 10004 KB Ok
8 Correct 9 ms 10004 KB Ok
9 Correct 10 ms 10004 KB Ok
10 Correct 9 ms 10004 KB Ok
11 Correct 9 ms 10004 KB Ok
12 Correct 9 ms 10004 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 10004 KB Ok
2 Correct 9 ms 10004 KB Ok
3 Correct 9 ms 10004 KB Ok
4 Correct 10 ms 10004 KB Ok
5 Correct 10 ms 10004 KB Ok
6 Correct 17 ms 10348 KB Ok
7 Correct 49 ms 11640 KB Ok
8 Correct 25 ms 11640 KB Ok
9 Correct 61 ms 12044 KB Ok
10 Correct 33 ms 12044 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 12044 KB Ok
2 Correct 8 ms 12044 KB Ok
3 Correct 9 ms 12044 KB Ok
4 Correct 9 ms 12044 KB Ok
5 Correct 9 ms 12044 KB Ok
6 Correct 9 ms 12044 KB Ok
7 Correct 9 ms 12044 KB Ok
8 Correct 9 ms 12044 KB Ok
9 Correct 10 ms 12044 KB Ok
10 Correct 9 ms 12044 KB Ok
11 Correct 9 ms 12044 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 12044 KB Ok
2 Correct 11 ms 12044 KB Ok
3 Correct 9 ms 12044 KB Ok
4 Correct 8 ms 12044 KB Ok
5 Correct 9 ms 12044 KB Ok
6 Correct 426 ms 30212 KB Ok
7 Correct 347 ms 33124 KB Ok
8 Correct 662 ms 34788 KB Ok
9 Correct 557 ms 34788 KB Ok
10 Correct 323 ms 34788 KB Ok
11 Correct 613 ms 35764 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Ok
2 Correct 9 ms 9720 KB Ok
3 Correct 9 ms 9748 KB Ok
4 Correct 10 ms 9748 KB Ok
5 Correct 9 ms 9932 KB Ok
6 Correct 9 ms 10004 KB Ok
7 Correct 9 ms 10004 KB Ok
8 Correct 9 ms 10004 KB Ok
9 Correct 10 ms 10004 KB Ok
10 Correct 9 ms 10004 KB Ok
11 Correct 9 ms 10004 KB Ok
12 Correct 9 ms 10004 KB Ok
13 Correct 9 ms 12044 KB Ok
14 Correct 8 ms 12044 KB Ok
15 Correct 9 ms 12044 KB Ok
16 Correct 9 ms 12044 KB Ok
17 Correct 9 ms 12044 KB Ok
18 Correct 9 ms 12044 KB Ok
19 Correct 9 ms 12044 KB Ok
20 Correct 9 ms 12044 KB Ok
21 Correct 10 ms 12044 KB Ok
22 Correct 9 ms 12044 KB Ok
23 Correct 9 ms 12044 KB Ok
24 Correct 20 ms 35764 KB Ok
25 Correct 14 ms 35764 KB Ok
26 Correct 15 ms 35764 KB Ok
27 Correct 14 ms 35764 KB Ok
28 Correct 13 ms 35764 KB Ok
29 Correct 14 ms 35764 KB Ok
30 Correct 13 ms 35764 KB Ok
31 Correct 14 ms 35764 KB Ok
32 Correct 15 ms 35764 KB Ok
33 Correct 13 ms 35764 KB Ok
34 Correct 23 ms 35764 KB Ok
35 Correct 25 ms 35764 KB Ok
36 Correct 24 ms 35764 KB Ok
37 Correct 26 ms 35764 KB Ok
38 Correct 24 ms 35764 KB Ok
39 Correct 23 ms 35764 KB Ok
40 Correct 26 ms 35764 KB Ok
41 Correct 25 ms 35764 KB Ok
42 Correct 27 ms 35764 KB Ok
43 Correct 31 ms 35764 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Ok
2 Correct 9 ms 9720 KB Ok
3 Correct 9 ms 9748 KB Ok
4 Correct 10 ms 9748 KB Ok
5 Correct 9 ms 9932 KB Ok
6 Correct 9 ms 10004 KB Ok
7 Correct 9 ms 10004 KB Ok
8 Correct 9 ms 10004 KB Ok
9 Correct 10 ms 10004 KB Ok
10 Correct 9 ms 10004 KB Ok
11 Correct 9 ms 10004 KB Ok
12 Correct 9 ms 10004 KB Ok
13 Correct 9 ms 10004 KB Ok
14 Correct 9 ms 10004 KB Ok
15 Correct 9 ms 10004 KB Ok
16 Correct 10 ms 10004 KB Ok
17 Correct 10 ms 10004 KB Ok
18 Correct 17 ms 10348 KB Ok
19 Correct 49 ms 11640 KB Ok
20 Correct 25 ms 11640 KB Ok
21 Correct 61 ms 12044 KB Ok
22 Correct 33 ms 12044 KB Ok
23 Correct 9 ms 12044 KB Ok
24 Correct 8 ms 12044 KB Ok
25 Correct 9 ms 12044 KB Ok
26 Correct 9 ms 12044 KB Ok
27 Correct 9 ms 12044 KB Ok
28 Correct 9 ms 12044 KB Ok
29 Correct 9 ms 12044 KB Ok
30 Correct 9 ms 12044 KB Ok
31 Correct 10 ms 12044 KB Ok
32 Correct 9 ms 12044 KB Ok
33 Correct 9 ms 12044 KB Ok
34 Correct 20 ms 35764 KB Ok
35 Correct 14 ms 35764 KB Ok
36 Correct 15 ms 35764 KB Ok
37 Correct 14 ms 35764 KB Ok
38 Correct 13 ms 35764 KB Ok
39 Correct 14 ms 35764 KB Ok
40 Correct 13 ms 35764 KB Ok
41 Correct 14 ms 35764 KB Ok
42 Correct 15 ms 35764 KB Ok
43 Correct 13 ms 35764 KB Ok
44 Correct 23 ms 35764 KB Ok
45 Correct 25 ms 35764 KB Ok
46 Correct 24 ms 35764 KB Ok
47 Correct 26 ms 35764 KB Ok
48 Correct 24 ms 35764 KB Ok
49 Correct 23 ms 35764 KB Ok
50 Correct 26 ms 35764 KB Ok
51 Correct 25 ms 35764 KB Ok
52 Correct 27 ms 35764 KB Ok
53 Correct 31 ms 35764 KB Ok
54 Correct 292 ms 35764 KB Ok
55 Correct 335 ms 35764 KB Ok
56 Correct 339 ms 35764 KB Ok
57 Correct 205 ms 35764 KB Ok
58 Correct 353 ms 35764 KB Ok
59 Correct 358 ms 35764 KB Ok
60 Correct 269 ms 35764 KB Ok
61 Correct 253 ms 35764 KB Ok
62 Correct 462 ms 35764 KB Ok
63 Correct 312 ms 35764 KB Ok
64 Correct 383 ms 35764 KB Ok
65 Correct 337 ms 35764 KB Ok
66 Correct 244 ms 35764 KB Ok
67 Correct 230 ms 35764 KB Ok
68 Correct 332 ms 35764 KB Ok
69 Correct 1428 ms 35764 KB Ok
70 Correct 1502 ms 35764 KB Ok
71 Correct 1255 ms 35764 KB Ok
72 Correct 1214 ms 35764 KB Ok
73 Correct 1429 ms 35764 KB Ok
74 Correct 1214 ms 35764 KB Ok
75 Correct 1115 ms 35764 KB Ok
76 Correct 1306 ms 35764 KB Ok
77 Correct 1210 ms 35764 KB Ok
78 Correct 1372 ms 35764 KB Ok
79 Correct 1315 ms 35764 KB Ok
80 Correct 1225 ms 35764 KB Ok
81 Correct 1213 ms 35764 KB Ok
82 Correct 1319 ms 35764 KB Ok
83 Correct 1282 ms 35764 KB Ok

Subtask #7
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Ok
2 Correct 9 ms 9720 KB Ok
3 Correct 9 ms 9748 KB Ok
4 Correct 10 ms 9748 KB Ok
5 Correct 9 ms 9932 KB Ok
6 Correct 9 ms 10004 KB Ok
7 Correct 9 ms 10004 KB Ok
8 Correct 9 ms 10004 KB Ok
9 Correct 10 ms 10004 KB Ok
10 Correct 9 ms 10004 KB Ok
11 Correct 9 ms 10004 KB Ok
12 Correct 9 ms 10004 KB Ok
13 Correct 9 ms 10004 KB Ok
14 Correct 9 ms 10004 KB Ok
15 Correct 9 ms 10004 KB Ok
16 Correct 10 ms 10004 KB Ok
17 Correct 10 ms 10004 KB Ok
18 Correct 17 ms 10348 KB Ok
19 Correct 49 ms 11640 KB Ok
20 Correct 25 ms 11640 KB Ok
21 Correct 61 ms 12044 KB Ok
22 Correct 33 ms 12044 KB Ok
23 Correct 9 ms 12044 KB Ok
24 Correct 8 ms 12044 KB Ok
25 Correct 9 ms 12044 KB Ok
26 Correct 9 ms 12044 KB Ok
27 Correct 9 ms 12044 KB Ok
28 Correct 9 ms 12044 KB Ok
29 Correct 9 ms 12044 KB Ok
30 Correct 9 ms 12044 KB Ok
31 Correct 10 ms 12044 KB Ok
32 Correct 9 ms 12044 KB Ok
33 Correct 9 ms 12044 KB Ok
34 Correct 9 ms 12044 KB Ok
35 Correct 11 ms 12044 KB Ok
36 Correct 9 ms 12044 KB Ok
37 Correct 8 ms 12044 KB Ok
38 Correct 9 ms 12044 KB Ok
39 Correct 426 ms 30212 KB Ok
40 Correct 347 ms 33124 KB Ok
41 Correct 662 ms 34788 KB Ok
42 Correct 557 ms 34788 KB Ok
43 Correct 323 ms 34788 KB Ok
44 Correct 613 ms 35764 KB Ok
45 Correct 20 ms 35764 KB Ok
46 Correct 14 ms 35764 KB Ok
47 Correct 15 ms 35764 KB Ok
48 Correct 14 ms 35764 KB Ok
49 Correct 13 ms 35764 KB Ok
50 Correct 14 ms 35764 KB Ok
51 Correct 13 ms 35764 KB Ok
52 Correct 14 ms 35764 KB Ok
53 Correct 15 ms 35764 KB Ok
54 Correct 13 ms 35764 KB Ok
55 Correct 23 ms 35764 KB Ok
56 Correct 25 ms 35764 KB Ok
57 Correct 24 ms 35764 KB Ok
58 Correct 26 ms 35764 KB Ok
59 Correct 24 ms 35764 KB Ok
60 Correct 23 ms 35764 KB Ok
61 Correct 26 ms 35764 KB Ok
62 Correct 25 ms 35764 KB Ok
63 Correct 27 ms 35764 KB Ok
64 Correct 31 ms 35764 KB Ok
65 Correct 292 ms 35764 KB Ok
66 Correct 335 ms 35764 KB Ok
67 Correct 339 ms 35764 KB Ok
68 Correct 205 ms 35764 KB Ok
69 Correct 353 ms 35764 KB Ok
70 Correct 358 ms 35764 KB Ok
71 Correct 269 ms 35764 KB Ok
72 Correct 253 ms 35764 KB Ok
73 Correct 462 ms 35764 KB Ok
74 Correct 312 ms 35764 KB Ok
75 Correct 383 ms 35764 KB Ok
76 Correct 337 ms 35764 KB Ok
77 Correct 244 ms 35764 KB Ok
78 Correct 230 ms 35764 KB Ok
79 Correct 332 ms 35764 KB Ok
80 Correct 1428 ms 35764 KB Ok
81 Correct 1502 ms 35764 KB Ok
82 Correct 1255 ms 35764 KB Ok
83 Correct 1214 ms 35764 KB Ok
84 Correct 1429 ms 35764 KB Ok
85 Correct 1214 ms 35764 KB Ok
86 Correct 1115 ms 35764 KB Ok
87 Correct 1306 ms 35764 KB Ok
88 Correct 1210 ms 35764 KB Ok
89 Correct 1372 ms 35764 KB Ok
90 Correct 1315 ms 35764 KB Ok
91 Correct 1225 ms 35764 KB Ok
92 Correct 1213 ms 35764 KB Ok
93 Correct 1319 ms 35764 KB Ok
94 Correct 1282 ms 35764 KB Ok
95 Correct 953 ms 35764 KB Ok
96 Execution timed out 2020 ms 35764 KB Time limit exceeded
97 Halted 0 ms 0 KB -