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Submission #1116143

# Submission time Handle Problem Language Result Execution time Memory
1116143 2024-11-21T09:34:49 Z adiyer Nice sequence (IZhO18_sequence) C++17
76 / 100
 2000 ms 53284 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

const int N = 4e5 + 11;

mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());

ll n, m, pos;
ll a[N], was[N], ans[N];

vector < ll > ord, g[N];

bool cyc;

void dfs(ll v){
	was[v] = 1;
	for(ll u : g[v])
		if(!was[u])
			dfs(u);
	ord.push_back(v);
}

bool f(ll sz){
	cyc = 0, ord.clear();
	fill(was, was + sz + 1, 0);
	for(ll i = 0; i <= sz; i++){
		g[i].clear();
		if(i - n >= 0) g[i].push_back(i - n);
		if(i + m <= sz) g[i].push_back(i + m);
	}
	for(ll i = 0; i <= sz; i++)
		if(!was[i])
			dfs(i);
	reverse(ord.begin(), ord.end());
	fill(was, was + sz + 1, 0);
	for(ll v : ord){
		was[v] = 1;
		for(ll u : g[v]){
			if(was[u]){
				return 0;
			}
		}
	}
	return 1;
}

void solve(){
	cin >> n >> m;
	ll l = 0, r = n + m, val = 0;
	while(r - l > 1){
		ll md = (l + r) / 2;
		if(f(md)) l = md;
		else r = md;
	}
	fill(ans, ans + l + 1, 0), f(l);
	for(ll i = 0; i <= l; i++) ans[ord[i]] = i + 1;
	ll p = ans[0];
	cout << l << '\n';
	for(ll i = 1; i <= l; i++) cout << ans[i] - p << ' ', p += ans[i] - p;
	cout << '\n';
}

signed main(){
	ll cs;
	cin >> cs;
	while(cs--){
		solve();
	}
}

Compilation message

sequence.cpp: In function 'void solve()':
sequence.cpp:52:23: warning: unused variable 'val' [-Wunused-variable]
   52 |  ll l = 0, r = n + m, val = 0;
      |                       ^~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 12880 KB Ok
2 Correct 3 ms 12880 KB Ok
3 Correct 3 ms 12932 KB Ok
4 Correct 3 ms 12880 KB Ok
5 Correct 3 ms 12880 KB Ok
6 Correct 3 ms 12880 KB Ok
7 Correct 3 ms 13048 KB Ok
8 Correct 3 ms 12940 KB Ok
9 Correct 3 ms 12880 KB Ok
10 Correct 3 ms 12880 KB Ok
11 Correct 4 ms 12880 KB Ok
12 Correct 4 ms 12880 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 12880 KB Ok
2 Correct 3 ms 13052 KB Ok
3 Correct 3 ms 13048 KB Ok
4 Correct 3 ms 12880 KB Ok
5 Correct 3 ms 12880 KB Ok
6 Correct 5 ms 13136 KB Ok
7 Correct 28 ms 13904 KB Ok
8 Correct 9 ms 13392 KB Ok
9 Correct 22 ms 14152 KB Ok
10 Correct 12 ms 13648 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 12880 KB Ok
2 Correct 2 ms 12880 KB Ok
3 Correct 2 ms 13048 KB Ok
4 Correct 3 ms 12880 KB Ok
5 Correct 3 ms 12880 KB Ok
6 Correct 3 ms 12936 KB Ok
7 Correct 3 ms 12880 KB Ok
8 Correct 3 ms 12880 KB Ok
9 Correct 3 ms 12880 KB Ok
10 Correct 3 ms 12880 KB Ok
11 Correct 3 ms 12892 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 13052 KB Ok
2 Correct 3 ms 13048 KB Ok
3 Correct 3 ms 12880 KB Ok
4 Correct 3 ms 12880 KB Ok
5 Correct 3 ms 12880 KB Ok
6 Correct 218 ms 32800 KB Ok
7 Correct 202 ms 34488 KB Ok
8 Correct 347 ms 36604 KB Ok
9 Correct 276 ms 35864 KB Ok
10 Correct 165 ms 24528 KB Ok
11 Correct 283 ms 37048 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 12880 KB Ok
2 Correct 3 ms 12880 KB Ok
3 Correct 3 ms 12932 KB Ok
4 Correct 3 ms 12880 KB Ok
5 Correct 3 ms 12880 KB Ok
6 Correct 3 ms 12880 KB Ok
7 Correct 3 ms 13048 KB Ok
8 Correct 3 ms 12940 KB Ok
9 Correct 3 ms 12880 KB Ok
10 Correct 3 ms 12880 KB Ok
11 Correct 4 ms 12880 KB Ok
12 Correct 4 ms 12880 KB Ok
13 Correct 3 ms 12880 KB Ok
14 Correct 2 ms 12880 KB Ok
15 Correct 2 ms 13048 KB Ok
16 Correct 3 ms 12880 KB Ok
17 Correct 3 ms 12880 KB Ok
18 Correct 3 ms 12936 KB Ok
19 Correct 3 ms 12880 KB Ok
20 Correct 3 ms 12880 KB Ok
21 Correct 3 ms 12880 KB Ok
22 Correct 3 ms 12880 KB Ok
23 Correct 3 ms 12892 KB Ok
24 Correct 6 ms 12880 KB Ok
25 Correct 9 ms 13136 KB Ok
26 Correct 8 ms 13136 KB Ok
27 Correct 6 ms 12880 KB Ok
28 Correct 5 ms 12880 KB Ok
29 Correct 5 ms 12880 KB Ok
30 Correct 4 ms 12880 KB Ok
31 Correct 5 ms 12936 KB Ok
32 Correct 5 ms 12880 KB Ok
33 Correct 5 ms 12880 KB Ok
34 Correct 10 ms 13392 KB Ok
35 Correct 14 ms 13392 KB Ok
36 Correct 13 ms 13412 KB Ok
37 Correct 9 ms 13392 KB Ok
38 Correct 9 ms 13392 KB Ok
39 Correct 9 ms 13392 KB Ok
40 Correct 13 ms 13392 KB Ok
41 Correct 11 ms 13392 KB Ok
42 Correct 15 ms 13420 KB Ok
43 Correct 10 ms 13392 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 12880 KB Ok
2 Correct 3 ms 12880 KB Ok
3 Correct 3 ms 12932 KB Ok
4 Correct 3 ms 12880 KB Ok
5 Correct 3 ms 12880 KB Ok
6 Correct 3 ms 12880 KB Ok
7 Correct 3 ms 13048 KB Ok
8 Correct 3 ms 12940 KB Ok
9 Correct 3 ms 12880 KB Ok
10 Correct 3 ms 12880 KB Ok
11 Correct 4 ms 12880 KB Ok
12 Correct 4 ms 12880 KB Ok
13 Correct 3 ms 12880 KB Ok
14 Correct 3 ms 13052 KB Ok
15 Correct 3 ms 13048 KB Ok
16 Correct 3 ms 12880 KB Ok
17 Correct 3 ms 12880 KB Ok
18 Correct 5 ms 13136 KB Ok
19 Correct 28 ms 13904 KB Ok
20 Correct 9 ms 13392 KB Ok
21 Correct 22 ms 14152 KB Ok
22 Correct 12 ms 13648 KB Ok
23 Correct 3 ms 12880 KB Ok
24 Correct 2 ms 12880 KB Ok
25 Correct 2 ms 13048 KB Ok
26 Correct 3 ms 12880 KB Ok
27 Correct 3 ms 12880 KB Ok
28 Correct 3 ms 12936 KB Ok
29 Correct 3 ms 12880 KB Ok
30 Correct 3 ms 12880 KB Ok
31 Correct 3 ms 12880 KB Ok
32 Correct 3 ms 12880 KB Ok
33 Correct 3 ms 12892 KB Ok
34 Correct 6 ms 12880 KB Ok
35 Correct 9 ms 13136 KB Ok
36 Correct 8 ms 13136 KB Ok
37 Correct 6 ms 12880 KB Ok
38 Correct 5 ms 12880 KB Ok
39 Correct 5 ms 12880 KB Ok
40 Correct 4 ms 12880 KB Ok
41 Correct 5 ms 12936 KB Ok
42 Correct 5 ms 12880 KB Ok
43 Correct 5 ms 12880 KB Ok
44 Correct 10 ms 13392 KB Ok
45 Correct 14 ms 13392 KB Ok
46 Correct 13 ms 13412 KB Ok
47 Correct 9 ms 13392 KB Ok
48 Correct 9 ms 13392 KB Ok
49 Correct 9 ms 13392 KB Ok
50 Correct 13 ms 13392 KB Ok
51 Correct 11 ms 13392 KB Ok
52 Correct 15 ms 13420 KB Ok
53 Correct 10 ms 13392 KB Ok
54 Correct 141 ms 18536 KB Ok
55 Correct 167 ms 19136 KB Ok
56 Correct 157 ms 18876 KB Ok
57 Correct 110 ms 17852 KB Ok
58 Correct 157 ms 18876 KB Ok
59 Correct 165 ms 18620 KB Ok
60 Correct 137 ms 18108 KB Ok
61 Correct 120 ms 18384 KB Ok
62 Correct 188 ms 19132 KB Ok
63 Correct 147 ms 18308 KB Ok
64 Correct 171 ms 18884 KB Ok
65 Correct 170 ms 18880 KB Ok
66 Correct 136 ms 18456 KB Ok
67 Correct 148 ms 18108 KB Ok
68 Correct 177 ms 18624 KB Ok
69 Correct 548 ms 27648 KB Ok
70 Correct 511 ms 27836 KB Ok
71 Correct 524 ms 27580 KB Ok
72 Correct 510 ms 27340 KB Ok
73 Correct 579 ms 27736 KB Ok
74 Correct 522 ms 27456 KB Ok
75 Correct 528 ms 27580 KB Ok
76 Correct 526 ms 27580 KB Ok
77 Correct 559 ms 27568 KB Ok
78 Correct 557 ms 27324 KB Ok
79 Correct 559 ms 27980 KB Ok
80 Correct 523 ms 27580 KB Ok
81 Correct 488 ms 27836 KB Ok
82 Correct 628 ms 27624 KB Ok
83 Correct 534 ms 27584 KB Ok

Subtask #7
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 12880 KB Ok
2 Correct 3 ms 12880 KB Ok
3 Correct 3 ms 12932 KB Ok
4 Correct 3 ms 12880 KB Ok
5 Correct 3 ms 12880 KB Ok
6 Correct 3 ms 12880 KB Ok
7 Correct 3 ms 13048 KB Ok
8 Correct 3 ms 12940 KB Ok
9 Correct 3 ms 12880 KB Ok
10 Correct 3 ms 12880 KB Ok
11 Correct 4 ms 12880 KB Ok
12 Correct 4 ms 12880 KB Ok
13 Correct 3 ms 12880 KB Ok
14 Correct 3 ms 13052 KB Ok
15 Correct 3 ms 13048 KB Ok
16 Correct 3 ms 12880 KB Ok
17 Correct 3 ms 12880 KB Ok
18 Correct 5 ms 13136 KB Ok
19 Correct 28 ms 13904 KB Ok
20 Correct 9 ms 13392 KB Ok
21 Correct 22 ms 14152 KB Ok
22 Correct 12 ms 13648 KB Ok
23 Correct 3 ms 12880 KB Ok
24 Correct 2 ms 12880 KB Ok
25 Correct 2 ms 13048 KB Ok
26 Correct 3 ms 12880 KB Ok
27 Correct 3 ms 12880 KB Ok
28 Correct 3 ms 12936 KB Ok
29 Correct 3 ms 12880 KB Ok
30 Correct 3 ms 12880 KB Ok
31 Correct 3 ms 12880 KB Ok
32 Correct 3 ms 12880 KB Ok
33 Correct 3 ms 12892 KB Ok
34 Correct 3 ms 13052 KB Ok
35 Correct 3 ms 13048 KB Ok
36 Correct 3 ms 12880 KB Ok
37 Correct 3 ms 12880 KB Ok
38 Correct 3 ms 12880 KB Ok
39 Correct 218 ms 32800 KB Ok
40 Correct 202 ms 34488 KB Ok
41 Correct 347 ms 36604 KB Ok
42 Correct 276 ms 35864 KB Ok
43 Correct 165 ms 24528 KB Ok
44 Correct 283 ms 37048 KB Ok
45 Correct 6 ms 12880 KB Ok
46 Correct 9 ms 13136 KB Ok
47 Correct 8 ms 13136 KB Ok
48 Correct 6 ms 12880 KB Ok
49 Correct 5 ms 12880 KB Ok
50 Correct 5 ms 12880 KB Ok
51 Correct 4 ms 12880 KB Ok
52 Correct 5 ms 12936 KB Ok
53 Correct 5 ms 12880 KB Ok
54 Correct 5 ms 12880 KB Ok
55 Correct 10 ms 13392 KB Ok
56 Correct 14 ms 13392 KB Ok
57 Correct 13 ms 13412 KB Ok
58 Correct 9 ms 13392 KB Ok
59 Correct 9 ms 13392 KB Ok
60 Correct 9 ms 13392 KB Ok
61 Correct 13 ms 13392 KB Ok
62 Correct 11 ms 13392 KB Ok
63 Correct 15 ms 13420 KB Ok
64 Correct 10 ms 13392 KB Ok
65 Correct 141 ms 18536 KB Ok
66 Correct 167 ms 19136 KB Ok
67 Correct 157 ms 18876 KB Ok
68 Correct 110 ms 17852 KB Ok
69 Correct 157 ms 18876 KB Ok
70 Correct 165 ms 18620 KB Ok
71 Correct 137 ms 18108 KB Ok
72 Correct 120 ms 18384 KB Ok
73 Correct 188 ms 19132 KB Ok
74 Correct 147 ms 18308 KB Ok
75 Correct 171 ms 18884 KB Ok
76 Correct 170 ms 18880 KB Ok
77 Correct 136 ms 18456 KB Ok
78 Correct 148 ms 18108 KB Ok
79 Correct 177 ms 18624 KB Ok
80 Correct 548 ms 27648 KB Ok
81 Correct 511 ms 27836 KB Ok
82 Correct 524 ms 27580 KB Ok
83 Correct 510 ms 27340 KB Ok
84 Correct 579 ms 27736 KB Ok
85 Correct 522 ms 27456 KB Ok
86 Correct 528 ms 27580 KB Ok
87 Correct 526 ms 27580 KB Ok
88 Correct 559 ms 27568 KB Ok
89 Correct 557 ms 27324 KB Ok
90 Correct 559 ms 27980 KB Ok
91 Correct 523 ms 27580 KB Ok
92 Correct 488 ms 27836 KB Ok
93 Correct 628 ms 27624 KB Ok
94 Correct 534 ms 27584 KB Ok
95 Correct 426 ms 30136 KB Ok
96 Correct 707 ms 41136 KB Ok
97 Correct 555 ms 37764 KB Ok
98 Correct 380 ms 36792 KB Ok
99 Correct 468 ms 36788 KB Ok
100 Correct 491 ms 37296 KB Ok
101 Correct 487 ms 38656 KB Ok
102 Correct 474 ms 37556 KB Ok
103 Correct 541 ms 38576 KB Ok
104 Correct 581 ms 39912 KB Ok
105 Correct 642 ms 40368 KB Ok
106 Correct 596 ms 39084 KB Ok
107 Correct 604 ms 39144 KB Ok
108 Correct 682 ms 40628 KB Ok
109 Correct 551 ms 40368 KB Ok
110 Execution timed out 2069 ms 53284 KB Time limit exceeded
111 Halted 0 ms 0 KB -