oj.uz

Submission #634020

# Submission time Handle Problem Language Result Execution time Memory
634020 2022-08-23T17:04:06 Z Tob Nice sequence (IZhO18_sequence) C++14
76 / 100
 2000 ms 42756 KB 
#include <bits/stdc++.h>

#define ll long long
#define F first
#define S second
#define all(x) x.begin(), x.end()
#define pb push_back
#define FIO ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0)

using namespace std;

ll nxt() {ll num; cin >> num; return num;}

const int maxn = 4e5 + 7;

int n, m;
bool ndag;
vector <int> v;
vector <int> adj[maxn];
int val[maxn], bio[maxn];

void dfs(int x) {
	bio[x] = 1;
	for (auto it : adj[x]) {
		if (bio[it] == 2) continue;
		if (bio[it] == 1) {
			ndag = 1;
			continue;
		}
		dfs(it);
	}
	bio[x] = 2;
	v.pb(x);
}

bool stask(int ma) {
	for (int i = 0; i <= ma; i++) adj[i].clear();
	v.clear();
	for (int i = 0; i <= ma; i++) bio[i] = 0;
	ndag = 0;
	
	for (int i = 0; i <= ma; i++) if (i + m <= ma) adj[i].pb(i+m);
	for (int i = 0; i <= ma; i++) if (i + n <= ma) adj[i+n].pb(i);
	
	for (int i = 0; i <= ma; i++) {
		if (!bio[i]) dfs(i);
	}
	
	if (ndag) return 1;
	
	int cc = 0;
	
	reverse(all(v));
	
	for (auto it : v) {
		val[it] = cc++;
	}
	
	vector <int> ps (ma+1, 0);
	
	for (int i = 1; i <= ma; i++) {
		ps[i] = ps[i-1] + val[i] - val[i-1];
	}
	
	for (int i = 1; i <= ma; i++) {
		if (i - m >= 0) {
			if (ps[i] - ps[i-m] <= 0) return 1;
		}
		if (i - n >= 0) {
			if (ps[i] - ps[i-n] >= 0) return 1;
		}
	}
	return 0;
}

void task() {
	cin >> n >> m;
	
	ll lo = max(n, m) - 1, hi = max(n, m) * 2;
	
	if (n == m) {
		cout << lo << "\n"; 
		for (int i = 1; i <= lo; i++) cout << "1 ";
		cout << "\n";
		return;
	}
	
	while (lo < hi) {
		int mid = (lo + hi + 1) / 2;
		if (stask(mid)) hi = mid - 1;
		else lo = mid;
	}
	
	stask(hi);
	
	cout << hi << "\n";
	
	for (int i = 1; i <= hi; i++) {
		cout << val[i] - val[i-1] << " ";
	}
	cout << "\n";
}

int main () {
	FIO;
	int t;
	
	cin >> t;
	
	while (t--) task();

	return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9684 KB Ok
2 Correct 5 ms 9676 KB Ok
3 Correct 5 ms 9684 KB Ok
4 Correct 5 ms 9684 KB Ok
5 Correct 5 ms 9664 KB Ok
6 Correct 5 ms 9684 KB Ok
7 Correct 6 ms 9684 KB Ok
8 Correct 6 ms 9684 KB Ok
9 Correct 7 ms 9684 KB Ok
10 Correct 7 ms 9644 KB Ok
11 Correct 5 ms 9720 KB Ok
12 Correct 5 ms 9608 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 9724 KB Ok
2 Correct 5 ms 9812 KB Ok
3 Correct 5 ms 9684 KB Ok
4 Correct 5 ms 9616 KB Ok
5 Correct 5 ms 9684 KB Ok
6 Correct 10 ms 9940 KB Ok
7 Correct 37 ms 11120 KB Ok
8 Correct 18 ms 10392 KB Ok
9 Correct 38 ms 11392 KB Ok
10 Correct 24 ms 10656 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9684 KB Ok
2 Correct 6 ms 9728 KB Ok
3 Correct 6 ms 9724 KB Ok
4 Correct 5 ms 9684 KB Ok
5 Correct 5 ms 9716 KB Ok
6 Correct 5 ms 9640 KB Ok
7 Correct 5 ms 9724 KB Ok
8 Correct 5 ms 9684 KB Ok
9 Correct 6 ms 9684 KB Ok
10 Correct 7 ms 9684 KB Ok
11 Correct 5 ms 9684 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 9684 KB Ok
2 Correct 7 ms 9732 KB Ok
3 Correct 6 ms 9636 KB Ok
4 Correct 6 ms 9728 KB Ok
5 Correct 7 ms 9720 KB Ok
6 Correct 454 ms 28092 KB Ok
7 Correct 349 ms 30280 KB Ok
8 Correct 765 ms 32332 KB Ok
9 Correct 582 ms 31160 KB Ok
10 Correct 337 ms 22496 KB Ok
11 Correct 635 ms 33060 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9684 KB Ok
2 Correct 5 ms 9676 KB Ok
3 Correct 5 ms 9684 KB Ok
4 Correct 5 ms 9684 KB Ok
5 Correct 5 ms 9664 KB Ok
6 Correct 5 ms 9684 KB Ok
7 Correct 6 ms 9684 KB Ok
8 Correct 6 ms 9684 KB Ok
9 Correct 7 ms 9684 KB Ok
10 Correct 7 ms 9644 KB Ok
11 Correct 5 ms 9720 KB Ok
12 Correct 5 ms 9608 KB Ok
13 Correct 5 ms 9684 KB Ok
14 Correct 6 ms 9728 KB Ok
15 Correct 6 ms 9724 KB Ok
16 Correct 5 ms 9684 KB Ok
17 Correct 5 ms 9716 KB Ok
18 Correct 5 ms 9640 KB Ok
19 Correct 5 ms 9724 KB Ok
20 Correct 5 ms 9684 KB Ok
21 Correct 6 ms 9684 KB Ok
22 Correct 7 ms 9684 KB Ok
23 Correct 5 ms 9684 KB Ok
24 Correct 9 ms 9812 KB Ok
25 Correct 10 ms 9940 KB Ok
26 Correct 10 ms 9928 KB Ok
27 Correct 10 ms 9812 KB Ok
28 Correct 10 ms 9812 KB Ok
29 Correct 9 ms 9840 KB Ok
30 Correct 10 ms 9872 KB Ok
31 Correct 11 ms 9940 KB Ok
32 Correct 10 ms 9848 KB Ok
33 Correct 9 ms 9852 KB Ok
34 Correct 18 ms 10240 KB Ok
35 Correct 22 ms 10220 KB Ok
36 Correct 18 ms 10196 KB Ok
37 Correct 17 ms 10196 KB Ok
38 Correct 18 ms 10228 KB Ok
39 Correct 19 ms 10196 KB Ok
40 Correct 21 ms 10140 KB Ok
41 Correct 18 ms 10196 KB Ok
42 Correct 18 ms 10232 KB Ok
43 Correct 18 ms 10196 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9684 KB Ok
2 Correct 5 ms 9676 KB Ok
3 Correct 5 ms 9684 KB Ok
4 Correct 5 ms 9684 KB Ok
5 Correct 5 ms 9664 KB Ok
6 Correct 5 ms 9684 KB Ok
7 Correct 6 ms 9684 KB Ok
8 Correct 6 ms 9684 KB Ok
9 Correct 7 ms 9684 KB Ok
10 Correct 7 ms 9644 KB Ok
11 Correct 5 ms 9720 KB Ok
12 Correct 5 ms 9608 KB Ok
13 Correct 7 ms 9724 KB Ok
14 Correct 5 ms 9812 KB Ok
15 Correct 5 ms 9684 KB Ok
16 Correct 5 ms 9616 KB Ok
17 Correct 5 ms 9684 KB Ok
18 Correct 10 ms 9940 KB Ok
19 Correct 37 ms 11120 KB Ok
20 Correct 18 ms 10392 KB Ok
21 Correct 38 ms 11392 KB Ok
22 Correct 24 ms 10656 KB Ok
23 Correct 5 ms 9684 KB Ok
24 Correct 6 ms 9728 KB Ok
25 Correct 6 ms 9724 KB Ok
26 Correct 5 ms 9684 KB Ok
27 Correct 5 ms 9716 KB Ok
28 Correct 5 ms 9640 KB Ok
29 Correct 5 ms 9724 KB Ok
30 Correct 5 ms 9684 KB Ok
31 Correct 6 ms 9684 KB Ok
32 Correct 7 ms 9684 KB Ok
33 Correct 5 ms 9684 KB Ok
34 Correct 9 ms 9812 KB Ok
35 Correct 10 ms 9940 KB Ok
36 Correct 10 ms 9928 KB Ok
37 Correct 10 ms 9812 KB Ok
38 Correct 10 ms 9812 KB Ok
39 Correct 9 ms 9840 KB Ok
40 Correct 10 ms 9872 KB Ok
41 Correct 11 ms 9940 KB Ok
42 Correct 10 ms 9848 KB Ok
43 Correct 9 ms 9852 KB Ok
44 Correct 18 ms 10240 KB Ok
45 Correct 22 ms 10220 KB Ok
46 Correct 18 ms 10196 KB Ok
47 Correct 17 ms 10196 KB Ok
48 Correct 18 ms 10228 KB Ok
49 Correct 19 ms 10196 KB Ok
50 Correct 21 ms 10140 KB Ok
51 Correct 18 ms 10196 KB Ok
52 Correct 18 ms 10232 KB Ok
53 Correct 18 ms 10196 KB Ok
54 Correct 247 ms 16220 KB Ok
55 Correct 329 ms 16588 KB Ok
56 Correct 290 ms 16504 KB Ok
57 Correct 181 ms 15440 KB Ok
58 Correct 305 ms 16348 KB Ok
59 Correct 240 ms 15944 KB Ok
60 Correct 215 ms 15580 KB Ok
61 Correct 203 ms 15764 KB Ok
62 Correct 379 ms 16936 KB Ok
63 Correct 225 ms 15744 KB Ok
64 Correct 330 ms 16524 KB Ok
65 Correct 311 ms 16276 KB Ok
66 Correct 236 ms 15892 KB Ok
67 Correct 215 ms 15508 KB Ok
68 Correct 287 ms 16292 KB Ok
69 Correct 1079 ms 25344 KB Ok
70 Correct 1132 ms 25624 KB Ok
71 Correct 1167 ms 25200 KB Ok
72 Correct 948 ms 25096 KB Ok
73 Correct 1222 ms 25572 KB Ok
74 Correct 1029 ms 25152 KB Ok
75 Correct 964 ms 25192 KB Ok
76 Correct 1036 ms 25356 KB Ok
77 Correct 1061 ms 25192 KB Ok
78 Correct 1046 ms 25116 KB Ok
79 Correct 1048 ms 25560 KB Ok
80 Correct 1036 ms 25232 KB Ok
81 Correct 1116 ms 25560 KB Ok
82 Correct 1066 ms 25308 KB Ok
83 Correct 1088 ms 25280 KB Ok

Subtask #7
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9684 KB Ok
2 Correct 5 ms 9676 KB Ok
3 Correct 5 ms 9684 KB Ok
4 Correct 5 ms 9684 KB Ok
5 Correct 5 ms 9664 KB Ok
6 Correct 5 ms 9684 KB Ok
7 Correct 6 ms 9684 KB Ok
8 Correct 6 ms 9684 KB Ok
9 Correct 7 ms 9684 KB Ok
10 Correct 7 ms 9644 KB Ok
11 Correct 5 ms 9720 KB Ok
12 Correct 5 ms 9608 KB Ok
13 Correct 7 ms 9724 KB Ok
14 Correct 5 ms 9812 KB Ok
15 Correct 5 ms 9684 KB Ok
16 Correct 5 ms 9616 KB Ok
17 Correct 5 ms 9684 KB Ok
18 Correct 10 ms 9940 KB Ok
19 Correct 37 ms 11120 KB Ok
20 Correct 18 ms 10392 KB Ok
21 Correct 38 ms 11392 KB Ok
22 Correct 24 ms 10656 KB Ok
23 Correct 5 ms 9684 KB Ok
24 Correct 6 ms 9728 KB Ok
25 Correct 6 ms 9724 KB Ok
26 Correct 5 ms 9684 KB Ok
27 Correct 5 ms 9716 KB Ok
28 Correct 5 ms 9640 KB Ok
29 Correct 5 ms 9724 KB Ok
30 Correct 5 ms 9684 KB Ok
31 Correct 6 ms 9684 KB Ok
32 Correct 7 ms 9684 KB Ok
33 Correct 5 ms 9684 KB Ok
34 Correct 6 ms 9684 KB Ok
35 Correct 7 ms 9732 KB Ok
36 Correct 6 ms 9636 KB Ok
37 Correct 6 ms 9728 KB Ok
38 Correct 7 ms 9720 KB Ok
39 Correct 454 ms 28092 KB Ok
40 Correct 349 ms 30280 KB Ok
41 Correct 765 ms 32332 KB Ok
42 Correct 582 ms 31160 KB Ok
43 Correct 337 ms 22496 KB Ok
44 Correct 635 ms 33060 KB Ok
45 Correct 9 ms 9812 KB Ok
46 Correct 10 ms 9940 KB Ok
47 Correct 10 ms 9928 KB Ok
48 Correct 10 ms 9812 KB Ok
49 Correct 10 ms 9812 KB Ok
50 Correct 9 ms 9840 KB Ok
51 Correct 10 ms 9872 KB Ok
52 Correct 11 ms 9940 KB Ok
53 Correct 10 ms 9848 KB Ok
54 Correct 9 ms 9852 KB Ok
55 Correct 18 ms 10240 KB Ok
56 Correct 22 ms 10220 KB Ok
57 Correct 18 ms 10196 KB Ok
58 Correct 17 ms 10196 KB Ok
59 Correct 18 ms 10228 KB Ok
60 Correct 19 ms 10196 KB Ok
61 Correct 21 ms 10140 KB Ok
62 Correct 18 ms 10196 KB Ok
63 Correct 18 ms 10232 KB Ok
64 Correct 18 ms 10196 KB Ok
65 Correct 247 ms 16220 KB Ok
66 Correct 329 ms 16588 KB Ok
67 Correct 290 ms 16504 KB Ok
68 Correct 181 ms 15440 KB Ok
69 Correct 305 ms 16348 KB Ok
70 Correct 240 ms 15944 KB Ok
71 Correct 215 ms 15580 KB Ok
72 Correct 203 ms 15764 KB Ok
73 Correct 379 ms 16936 KB Ok
74 Correct 225 ms 15744 KB Ok
75 Correct 330 ms 16524 KB Ok
76 Correct 311 ms 16276 KB Ok
77 Correct 236 ms 15892 KB Ok
78 Correct 215 ms 15508 KB Ok
79 Correct 287 ms 16292 KB Ok
80 Correct 1079 ms 25344 KB Ok
81 Correct 1132 ms 25624 KB Ok
82 Correct 1167 ms 25200 KB Ok
83 Correct 948 ms 25096 KB Ok
84 Correct 1222 ms 25572 KB Ok
85 Correct 1029 ms 25152 KB Ok
86 Correct 964 ms 25192 KB Ok
87 Correct 1036 ms 25356 KB Ok
88 Correct 1061 ms 25192 KB Ok
89 Correct 1046 ms 25116 KB Ok
90 Correct 1048 ms 25560 KB Ok
91 Correct 1036 ms 25232 KB Ok
92 Correct 1116 ms 25560 KB Ok
93 Correct 1066 ms 25308 KB Ok
94 Correct 1088 ms 25280 KB Ok
95 Correct 734 ms 28320 KB Ok
96 Correct 1239 ms 35124 KB Ok
97 Correct 1251 ms 31144 KB Ok
98 Correct 702 ms 30968 KB Ok
99 Correct 1033 ms 29760 KB Ok
100 Correct 1093 ms 31164 KB Ok
101 Correct 1065 ms 32176 KB Ok
102 Correct 899 ms 30532 KB Ok
103 Correct 1124 ms 32828 KB Ok
104 Correct 1191 ms 34036 KB Ok
105 Correct 1293 ms 34876 KB Ok
106 Correct 858 ms 33048 KB Ok
107 Correct 1061 ms 32904 KB Ok
108 Correct 1465 ms 35120 KB Ok
109 Correct 1067 ms 34880 KB Ok
110 Execution timed out 2068 ms 42756 KB Time limit exceeded
111 Halted 0 ms 0 KB -