oj.uz

Submission #682583

# Submission time Handle Problem Language Result Execution time Memory
682583 2023-01-16T14:46:05 Z FedShat Nice sequence (IZhO18_sequence) C++17
76 / 100
 2000 ms 25968 KB 
#include <bits/stdc++.h>

using namespace std;
using ll = long long;
constexpr int INF = numeric_limits<int>::max() / 2;
constexpr ll INFLL = numeric_limits<ll>::max() / 2;

template<class T>
istream &operator>>(istream &is, vector<T> &a) {
    for (auto &i : a) {
        is >> i;
    }
    return is;
}

int main() {
#ifdef __APPLE__
    freopen("input.txt", "r", stdin);
#endif
    int t;
    cin >> t;
    while (t--) {
        int n, m;
        cin >> n >> m;
        int l = 0, r = 2 * (n + m) + 1;
        while (l + 1 < r) {
            int mid = (l + r) / 2;
            vector<vector<int>> g(mid + 1); // i -> j means pref[i] > pref[j]
            for (int i = 0; i + m <= mid; ++i) {
                g[i + m].push_back(i);
            }
            for (int i = 0; i + n <= mid; ++i) {
                g[i].push_back(i + n);
            }
            vector<int> used(mid + 1, -1);
            bool cycle = 0;
            auto dfs = [&](auto dfs, int v) -> void {
                used[v] = 0;
                for (auto u : g[v]) {
                    if (used[u] == -1) {
                        dfs(dfs, u);
                    } else if (used[u] == 0) {
                        cycle = 1;
                    }
                }
                used[v] = 1;
            };
            for (int i = 0; i <= mid; ++i) {
                if (used[i] == -1) {
                    dfs(dfs, i);
                }
            }
            if (!cycle) {
                l = mid;
            } else {
                r = mid;
            }
        }
        vector<vector<int>> g(l + 1); // i -> j means pref[i] > pref[j]
        for (int i = 0; i + m <= l; ++i) {
            g[i + m].push_back(i);
        }
        for (int i = 0; i + n <= l; ++i) {
            g[i].push_back(i + n);
        }
        vector<ll> dp(l + 1);
        vector<bool> used(l + 1);
        auto dfs = [&](auto dfs, int v) -> void {
            used[v] = 1;
            for (auto u : g[v]) {
                if (!used[u]) {
                    dfs(dfs, u);
                }
                dp[v] = max(dp[v], dp[u] + 1);
            }
            dp[v] = max(dp[v], v + 1ll);
        };
        for (int i = 0; i <= l; ++i) {
            if (!used[i]) {
                dfs(dfs, i);
            }
        }
        for (int i = 0; i + m <= l; ++i) {
            assert(dp[i + m] > dp[i]);
        }
        for (int i = 0; i + n <= l; ++i) {
            assert(dp[i + n] < dp[i]);
        }
        cout << l << "\n";
        for (int i = 1; i <= l; ++i) {
            assert(dp[i] != dp[i - 1]);
            cout << dp[i] - dp[i - 1] << " ";
        }
        cout << "\n";
    }
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Ok
2 Correct 1 ms 212 KB Ok
3 Correct 1 ms 212 KB Ok
4 Correct 1 ms 212 KB Ok
5 Correct 1 ms 212 KB Ok
6 Correct 1 ms 212 KB Ok
7 Correct 1 ms 212 KB Ok
8 Correct 1 ms 212 KB Ok
9 Correct 1 ms 212 KB Ok
10 Correct 1 ms 212 KB Ok
11 Correct 1 ms 212 KB Ok
12 Correct 1 ms 212 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Ok
2 Correct 0 ms 296 KB Ok
3 Correct 1 ms 212 KB Ok
4 Correct 1 ms 212 KB Ok
5 Correct 1 ms 300 KB Ok
6 Correct 15 ms 532 KB Ok
7 Correct 80 ms 1624 KB Ok
8 Correct 36 ms 892 KB Ok
9 Correct 85 ms 1708 KB Ok
10 Correct 52 ms 1120 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Ok
2 Correct 1 ms 212 KB Ok
3 Correct 1 ms 212 KB Ok
4 Correct 1 ms 212 KB Ok
5 Correct 1 ms 212 KB Ok
6 Correct 1 ms 212 KB Ok
7 Correct 1 ms 304 KB Ok
8 Correct 0 ms 304 KB Ok
9 Correct 0 ms 212 KB Ok
10 Correct 1 ms 212 KB Ok
11 Correct 1 ms 212 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Ok
2 Correct 1 ms 296 KB Ok
3 Correct 1 ms 280 KB Ok
4 Correct 1 ms 212 KB Ok
5 Correct 1 ms 304 KB Ok
6 Correct 927 ms 19756 KB Ok
7 Correct 848 ms 22680 KB Ok
8 Correct 1516 ms 25296 KB Ok
9 Correct 1123 ms 23284 KB Ok
10 Correct 572 ms 12748 KB Ok
11 Correct 999 ms 23940 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Ok
2 Correct 1 ms 212 KB Ok
3 Correct 1 ms 212 KB Ok
4 Correct 1 ms 212 KB Ok
5 Correct 1 ms 212 KB Ok
6 Correct 1 ms 212 KB Ok
7 Correct 1 ms 212 KB Ok
8 Correct 1 ms 212 KB Ok
9 Correct 1 ms 212 KB Ok
10 Correct 1 ms 212 KB Ok
11 Correct 1 ms 212 KB Ok
12 Correct 1 ms 212 KB Ok
13 Correct 1 ms 300 KB Ok
14 Correct 1 ms 212 KB Ok
15 Correct 1 ms 212 KB Ok
16 Correct 1 ms 212 KB Ok
17 Correct 1 ms 212 KB Ok
18 Correct 1 ms 212 KB Ok
19 Correct 1 ms 304 KB Ok
20 Correct 0 ms 304 KB Ok
21 Correct 0 ms 212 KB Ok
22 Correct 1 ms 212 KB Ok
23 Correct 1 ms 212 KB Ok
24 Correct 15 ms 544 KB Ok
25 Correct 12 ms 556 KB Ok
26 Correct 14 ms 468 KB Ok
27 Correct 12 ms 468 KB Ok
28 Correct 10 ms 432 KB Ok
29 Correct 8 ms 468 KB Ok
30 Correct 9 ms 468 KB Ok
31 Correct 12 ms 604 KB Ok
32 Correct 15 ms 556 KB Ok
33 Correct 12 ms 424 KB Ok
34 Correct 27 ms 756 KB Ok
35 Correct 29 ms 776 KB Ok
36 Correct 35 ms 812 KB Ok
37 Correct 34 ms 812 KB Ok
38 Correct 31 ms 880 KB Ok
39 Correct 26 ms 844 KB Ok
40 Correct 31 ms 804 KB Ok
41 Correct 30 ms 848 KB Ok
42 Correct 28 ms 844 KB Ok
43 Correct 34 ms 904 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Ok
2 Correct 1 ms 212 KB Ok
3 Correct 1 ms 212 KB Ok
4 Correct 1 ms 212 KB Ok
5 Correct 1 ms 212 KB Ok
6 Correct 1 ms 212 KB Ok
7 Correct 1 ms 212 KB Ok
8 Correct 1 ms 212 KB Ok
9 Correct 1 ms 212 KB Ok
10 Correct 1 ms 212 KB Ok
11 Correct 1 ms 212 KB Ok
12 Correct 1 ms 212 KB Ok
13 Correct 1 ms 212 KB Ok
14 Correct 0 ms 296 KB Ok
15 Correct 1 ms 212 KB Ok
16 Correct 1 ms 212 KB Ok
17 Correct 1 ms 300 KB Ok
18 Correct 15 ms 532 KB Ok
19 Correct 80 ms 1624 KB Ok
20 Correct 36 ms 892 KB Ok
21 Correct 85 ms 1708 KB Ok
22 Correct 52 ms 1120 KB Ok
23 Correct 1 ms 300 KB Ok
24 Correct 1 ms 212 KB Ok
25 Correct 1 ms 212 KB Ok
26 Correct 1 ms 212 KB Ok
27 Correct 1 ms 212 KB Ok
28 Correct 1 ms 212 KB Ok
29 Correct 1 ms 304 KB Ok
30 Correct 0 ms 304 KB Ok
31 Correct 0 ms 212 KB Ok
32 Correct 1 ms 212 KB Ok
33 Correct 1 ms 212 KB Ok
34 Correct 15 ms 544 KB Ok
35 Correct 12 ms 556 KB Ok
36 Correct 14 ms 468 KB Ok
37 Correct 12 ms 468 KB Ok
38 Correct 10 ms 432 KB Ok
39 Correct 8 ms 468 KB Ok
40 Correct 9 ms 468 KB Ok
41 Correct 12 ms 604 KB Ok
42 Correct 15 ms 556 KB Ok
43 Correct 12 ms 424 KB Ok
44 Correct 27 ms 756 KB Ok
45 Correct 29 ms 776 KB Ok
46 Correct 35 ms 812 KB Ok
47 Correct 34 ms 812 KB Ok
48 Correct 31 ms 880 KB Ok
49 Correct 26 ms 844 KB Ok
50 Correct 31 ms 804 KB Ok
51 Correct 30 ms 848 KB Ok
52 Correct 28 ms 844 KB Ok
53 Correct 34 ms 904 KB Ok
54 Correct 592 ms 7396 KB Ok
55 Correct 822 ms 7368 KB Ok
56 Correct 725 ms 7944 KB Ok
57 Correct 498 ms 7504 KB Ok
58 Correct 652 ms 7204 KB Ok
59 Correct 568 ms 8272 KB Ok
60 Correct 469 ms 9028 KB Ok
61 Correct 558 ms 8156 KB Ok
62 Correct 754 ms 8488 KB Ok
63 Correct 452 ms 6620 KB Ok
64 Correct 665 ms 7960 KB Ok
65 Correct 619 ms 7384 KB Ok
66 Correct 503 ms 7488 KB Ok
67 Correct 400 ms 6840 KB Ok
68 Correct 616 ms 9532 KB Ok
69 Correct 1544 ms 17124 KB Ok
70 Correct 1621 ms 18420 KB Ok
71 Correct 1458 ms 15536 KB Ok
72 Correct 1383 ms 16740 KB Ok
73 Correct 1366 ms 15832 KB Ok
74 Correct 1456 ms 15508 KB Ok
75 Correct 1445 ms 14928 KB Ok
76 Correct 1811 ms 17988 KB Ok
77 Correct 1791 ms 15004 KB Ok
78 Correct 1463 ms 17544 KB Ok
79 Correct 1664 ms 16948 KB Ok
80 Correct 1453 ms 16016 KB Ok
81 Correct 1588 ms 17248 KB Ok
82 Correct 1424 ms 16040 KB Ok
83 Correct 1333 ms 14944 KB Ok

Subtask #7
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Ok
2 Correct 1 ms 212 KB Ok
3 Correct 1 ms 212 KB Ok
4 Correct 1 ms 212 KB Ok
5 Correct 1 ms 212 KB Ok
6 Correct 1 ms 212 KB Ok
7 Correct 1 ms 212 KB Ok
8 Correct 1 ms 212 KB Ok
9 Correct 1 ms 212 KB Ok
10 Correct 1 ms 212 KB Ok
11 Correct 1 ms 212 KB Ok
12 Correct 1 ms 212 KB Ok
13 Correct 1 ms 212 KB Ok
14 Correct 0 ms 296 KB Ok
15 Correct 1 ms 212 KB Ok
16 Correct 1 ms 212 KB Ok
17 Correct 1 ms 300 KB Ok
18 Correct 15 ms 532 KB Ok
19 Correct 80 ms 1624 KB Ok
20 Correct 36 ms 892 KB Ok
21 Correct 85 ms 1708 KB Ok
22 Correct 52 ms 1120 KB Ok
23 Correct 1 ms 300 KB Ok
24 Correct 1 ms 212 KB Ok
25 Correct 1 ms 212 KB Ok
26 Correct 1 ms 212 KB Ok
27 Correct 1 ms 212 KB Ok
28 Correct 1 ms 212 KB Ok
29 Correct 1 ms 304 KB Ok
30 Correct 0 ms 304 KB Ok
31 Correct 0 ms 212 KB Ok
32 Correct 1 ms 212 KB Ok
33 Correct 1 ms 212 KB Ok
34 Correct 1 ms 212 KB Ok
35 Correct 1 ms 296 KB Ok
36 Correct 1 ms 280 KB Ok
37 Correct 1 ms 212 KB Ok
38 Correct 1 ms 304 KB Ok
39 Correct 927 ms 19756 KB Ok
40 Correct 848 ms 22680 KB Ok
41 Correct 1516 ms 25296 KB Ok
42 Correct 1123 ms 23284 KB Ok
43 Correct 572 ms 12748 KB Ok
44 Correct 999 ms 23940 KB Ok
45 Correct 15 ms 544 KB Ok
46 Correct 12 ms 556 KB Ok
47 Correct 14 ms 468 KB Ok
48 Correct 12 ms 468 KB Ok
49 Correct 10 ms 432 KB Ok
50 Correct 8 ms 468 KB Ok
51 Correct 9 ms 468 KB Ok
52 Correct 12 ms 604 KB Ok
53 Correct 15 ms 556 KB Ok
54 Correct 12 ms 424 KB Ok
55 Correct 27 ms 756 KB Ok
56 Correct 29 ms 776 KB Ok
57 Correct 35 ms 812 KB Ok
58 Correct 34 ms 812 KB Ok
59 Correct 31 ms 880 KB Ok
60 Correct 26 ms 844 KB Ok
61 Correct 31 ms 804 KB Ok
62 Correct 30 ms 848 KB Ok
63 Correct 28 ms 844 KB Ok
64 Correct 34 ms 904 KB Ok
65 Correct 592 ms 7396 KB Ok
66 Correct 822 ms 7368 KB Ok
67 Correct 725 ms 7944 KB Ok
68 Correct 498 ms 7504 KB Ok
69 Correct 652 ms 7204 KB Ok
70 Correct 568 ms 8272 KB Ok
71 Correct 469 ms 9028 KB Ok
72 Correct 558 ms 8156 KB Ok
73 Correct 754 ms 8488 KB Ok
74 Correct 452 ms 6620 KB Ok
75 Correct 665 ms 7960 KB Ok
76 Correct 619 ms 7384 KB Ok
77 Correct 503 ms 7488 KB Ok
78 Correct 400 ms 6840 KB Ok
79 Correct 616 ms 9532 KB Ok
80 Correct 1544 ms 17124 KB Ok
81 Correct 1621 ms 18420 KB Ok
82 Correct 1458 ms 15536 KB Ok
83 Correct 1383 ms 16740 KB Ok
84 Correct 1366 ms 15832 KB Ok
85 Correct 1456 ms 15508 KB Ok
86 Correct 1445 ms 14928 KB Ok
87 Correct 1811 ms 17988 KB Ok
88 Correct 1791 ms 15004 KB Ok
89 Correct 1463 ms 17544 KB Ok
90 Correct 1664 ms 16948 KB Ok
91 Correct 1453 ms 16016 KB Ok
92 Correct 1588 ms 17248 KB Ok
93 Correct 1424 ms 16040 KB Ok
94 Correct 1333 ms 14944 KB Ok
95 Correct 1457 ms 21104 KB Ok
96 Execution timed out 2074 ms 25968 KB Time limit exceeded
97 Halted 0 ms 0 KB -