oj.uz

Submission #748698

# Submission time Handle Problem Language Result Execution time Memory
748698 2023-05-26T18:20:53 Z piOOE Stray Cat (JOI20_stray) C++17
20 / 100
 60 ms 16380 KB 
#include "Anthony.h"
#include <bits/stdc++.h>

using namespace std;

std::vector<int> Mark(int N, int M, int A, int B,
                      std::vector<int> U, std::vector<int> V) {
    std::vector<int> X(M, -1);
    vector<vector<pair<int, int>>> adj(N);

    for (int i = 0; i < M; ++i) {
        adj[U[i]].push_back({V[i], i});
        adj[V[i]].push_back({U[i], i});
    }

    vector<int> dist(N, -1), par(N), e(N, -1), ord;
    dist[0] = 0;
    queue<int> q;
    q.push(0);

    while (!q.empty()) {
        int v = q.front();
        q.pop();
        ord.push_back(v);

        for (auto [to, i] : adj[v]) {
            if (dist[to] == -1) {
                dist[to] = dist[v] + 1;
                par[to] = v;
                e[to] = i;
                q.push(to);
            }
        }
    }

    if (A >= 3) {
        for (int i = 0; i < M; ++i) {
            if (dist[U[i]] > dist[V[i]]) {
                swap(U[i], V[i]);
            }
            X[i] = dist[U[i]] % 3;
        }
    } else {
        vector<int> code{0, 1, 1, 0, 0, 1};
        vector<int> dp(N, -1);

        for (int x : ord) {
            if (par[x] && adj[par[x]].size() >= 3) {
                if (X[e[par[x]]] == 1) {
                    dp[x] = 0;
                } else {
                    dp[x] = 1;
                }
            } else if (x == 0) {
                dp[x] = -1;
            } else {
                dp[x] = (1 + dp[par[x]]) % size(code);
            }

            if (dp[x] >= 0) {
                X[e[x]] = code[dp[x]];
            }
        }
    }

    assert(find(X.begin(), X.end(), -1) == X.end());

    return X;
}

#include "Catherine.h"
#include <bits/stdc++.h>

using namespace std;

namespace {
    int A, B, e = -1;
    bool ok = false;

    vector<int> adj;
    vector<int> code{0, 1, 1, 0, 0, 1};

    bool extendable(vector<int> a) {
        for (int i = 0; i < size(code); ++i) {
            bool yay = true;

            for (int k = 0; k < size(a); ++k) {
                if (a[k] != code[(i + k) % size(code)]) {
                    yay = false;
                    break;
                }
            }

            if (yay) {
                return true;
            }
        }
        
        return false;
    }
}

void Init(int A, int B) {
    ::A = A;
    ::B = B;
}

int Move(std::vector<int> yy) {
    vector<int> y = yy;
    if (e != -1) {
        y[e] += 1;
    }

    int deg = accumulate(y.begin(), y.end(), 0);

    if (A >= 3) {
        int fi = -1, se = -1, cnt = 0;

        for (int i = 0; i < A; ++i) {
            if (y[i]) {
                fi = fi == -1 ? i : fi;
                se = i;
                cnt += 1;
            }
        }

        if (fi != 0 || se != 2) {
            return e = fi;
        } else {
            return e = se;
        }
    } else {
        if (deg == 2) {
            if (ok) {
                return e = find(yy.begin(), yy.end(), 1) - yy.begin();
            }

            int a = -1, b = -1;

            for (int i = 0; i < A; ++i) {
                if (y[i]) {
                    a = a == -1 ? i : a;
                    b = i;
                }
            }

            if (e == -1) {
                adj.push_back(a);
                adj.push_back(b);
                return e = b;
            }

            int c = a ^ b ^ e;
            adj.push_back(c);

            if (adj.size() == 5) {
                ok = true;
                if (extendable(adj)) {
                    return -1;
                }
                return c;
            } else {
                return e = c;
            }
        } else {
            ok = true;
            int ans = find(y.begin(), y.end(), 1) - y.begin();
            if (ans == e) {
                return -1;
            } else {
                return e = ans;
            }
        }

        assert(false);
    }
}

Compilation message

Catherine.cpp: In function 'bool {anonymous}::extendable(std::vector<int>)':
Catherine.cpp:14:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |         for (int i = 0; i < size(code); ++i) {
      |                         ~~^~~~~~~~~~~~
Catherine.cpp:17:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |             for (int k = 0; k < size(a); ++k) {
      |                             ~~^~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 15452 KB Output is correct
2 Correct 1 ms 516 KB Output is correct
3 Correct 42 ms 14736 KB Output is correct
4 Correct 49 ms 16380 KB Output is correct
5 Correct 50 ms 16356 KB Output is correct
6 Correct 48 ms 15304 KB Output is correct
7 Correct 39 ms 15216 KB Output is correct
8 Correct 48 ms 15928 KB Output is correct
9 Correct 41 ms 15988 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 15452 KB Output is correct
2 Correct 1 ms 516 KB Output is correct
3 Correct 42 ms 14736 KB Output is correct
4 Correct 49 ms 16380 KB Output is correct
5 Correct 50 ms 16356 KB Output is correct
6 Correct 48 ms 15304 KB Output is correct
7 Correct 39 ms 15216 KB Output is correct
8 Correct 48 ms 15928 KB Output is correct
9 Correct 41 ms 15988 KB Output is correct
10 Correct 36 ms 13176 KB Output is correct
11 Correct 34 ms 13320 KB Output is correct
12 Correct 32 ms 13304 KB Output is correct
13 Correct 34 ms 13272 KB Output is correct
14 Correct 38 ms 13548 KB Output is correct
15 Correct 41 ms 13876 KB Output is correct
16 Correct 41 ms 15988 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 42 ms 12912 KB Output is correct
2 Correct 0 ms 508 KB Output is correct
3 Correct 30 ms 12656 KB Output is correct
4 Correct 48 ms 14232 KB Output is correct
5 Correct 47 ms 14204 KB Output is correct
6 Correct 33 ms 13052 KB Output is correct
7 Correct 35 ms 12964 KB Output is correct
8 Correct 43 ms 13656 KB Output is correct
9 Correct 42 ms 13652 KB Output is correct
10 Correct 37 ms 13428 KB Output is correct
11 Correct 37 ms 13416 KB Output is correct
12 Correct 48 ms 13504 KB Output is correct
13 Correct 42 ms 13348 KB Output is correct
14 Correct 43 ms 13640 KB Output is correct
15 Correct 40 ms 13628 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 42 ms 12912 KB Output is correct
2 Correct 0 ms 508 KB Output is correct
3 Correct 30 ms 12656 KB Output is correct
4 Correct 48 ms 14232 KB Output is correct
5 Correct 47 ms 14204 KB Output is correct
6 Correct 33 ms 13052 KB Output is correct
7 Correct 35 ms 12964 KB Output is correct
8 Correct 43 ms 13656 KB Output is correct
9 Correct 42 ms 13652 KB Output is correct
10 Correct 37 ms 13428 KB Output is correct
11 Correct 37 ms 13416 KB Output is correct
12 Correct 48 ms 13504 KB Output is correct
13 Correct 42 ms 13348 KB Output is correct
14 Correct 43 ms 13640 KB Output is correct
15 Correct 40 ms 13628 KB Output is correct
16 Correct 30 ms 11472 KB Output is correct
17 Correct 34 ms 11328 KB Output is correct
18 Correct 34 ms 11364 KB Output is correct
19 Correct 33 ms 11424 KB Output is correct
20 Correct 35 ms 11880 KB Output is correct
21 Correct 34 ms 11736 KB Output is correct
22 Correct 41 ms 13788 KB Output is correct
23 Correct 32 ms 11548 KB Output is correct
24 Correct 37 ms 11388 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 896 KB Output is correct
2 Correct 1 ms 512 KB Output is correct
3 Correct 2 ms 1080 KB Output is correct
4 Correct 2 ms 904 KB Output is correct
5 Correct 2 ms 900 KB Output is correct
6 Correct 2 ms 896 KB Output is correct
7 Correct 2 ms 904 KB Output is correct
8 Correct 2 ms 896 KB Output is correct
9 Correct 2 ms 896 KB Output is correct
10 Correct 2 ms 896 KB Output is correct
11 Correct 2 ms 896 KB Output is correct
12 Correct 2 ms 904 KB Output is correct
13 Correct 2 ms 896 KB Output is correct
14 Correct 2 ms 904 KB Output is correct
15 Correct 2 ms 896 KB Output is correct
16 Correct 2 ms 900 KB Output is correct
17 Correct 2 ms 896 KB Output is correct
18 Correct 2 ms 904 KB Output is correct
19 Correct 2 ms 908 KB Output is correct
20 Correct 2 ms 896 KB Output is correct
21 Correct 2 ms 904 KB Output is correct
22 Correct 2 ms 896 KB Output is correct
23 Correct 2 ms 904 KB Output is correct
24 Correct 2 ms 864 KB Output is correct
25 Correct 2 ms 904 KB Output is correct
26 Correct 2 ms 904 KB Output is correct
27 Correct 2 ms 904 KB Output is correct
28 Correct 2 ms 892 KB Output is correct

Subtask #6
0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 11248 KB Output is correct
2 Correct 38 ms 11492 KB Output is correct
3 Correct 0 ms 516 KB Output is correct
4 Correct 32 ms 11100 KB Output is correct
5 Correct 60 ms 12184 KB Output is correct
6 Correct 41 ms 12188 KB Output is correct
7 Correct 34 ms 11356 KB Output is correct
8 Correct 36 ms 11432 KB Output is correct
9 Correct 42 ms 12272 KB Output is correct
10 Correct 43 ms 12356 KB Output is correct
11 Correct 40 ms 12236 KB Output is correct
12 Correct 48 ms 12336 KB Output is correct
13 Correct 51 ms 12268 KB Output is correct
14 Correct 42 ms 12352 KB Output is correct
15 Correct 43 ms 12152 KB Output is correct
16 Correct 50 ms 12244 KB Output is correct
17 Correct 41 ms 12004 KB Output is correct
18 Correct 38 ms 11968 KB Output is correct
19 Correct 37 ms 11996 KB Output is correct
20 Correct 37 ms 11964 KB Output is correct
21 Correct 41 ms 11940 KB Output is correct
22 Correct 37 ms 11956 KB Output is correct
23 Correct 34 ms 11184 KB Output is correct
24 Correct 36 ms 11112 KB Output is correct
25 Correct 36 ms 11164 KB Output is correct
26 Correct 35 ms 11228 KB Output is correct
27 Correct 40 ms 11708 KB Output is correct
28 Correct 39 ms 11556 KB Output is correct
29 Correct 39 ms 11612 KB Output is correct
30 Correct 37 ms 11748 KB Output is correct
31 Correct 33 ms 11104 KB Output is correct
32 Correct 31 ms 11196 KB Output is correct
33 Correct 32 ms 11188 KB Output is correct
34 Correct 32 ms 11328 KB Output is correct
35 Correct 42 ms 11572 KB Output is correct
36 Correct 37 ms 11612 KB Output is correct
37 Correct 36 ms 11564 KB Output is correct
38 Correct 36 ms 11592 KB Output is correct
39 Correct 37 ms 11644 KB Output is correct
40 Correct 36 ms 11568 KB Output is correct
41 Correct 38 ms 11900 KB Output is correct
42 Correct 39 ms 11860 KB Output is correct
43 Correct 37 ms 11848 KB Output is correct
44 Correct 40 ms 12032 KB Output is correct
45 Correct 39 ms 11992 KB Output is correct
46 Correct 40 ms 11928 KB Output is correct
47 Correct 36 ms 11476 KB Output is correct
48 Correct 35 ms 11476 KB Output is correct
49 Correct 37 ms 11360 KB Output is correct
50 Correct 36 ms 11536 KB Output is correct
51 Correct 34 ms 11408 KB Output is correct
52 Correct 34 ms 11360 KB Output is correct
53 Correct 36 ms 11432 KB Output is correct
54 Correct 34 ms 11296 KB Output is correct
55 Correct 34 ms 11432 KB Output is correct
56 Correct 36 ms 11420 KB Output is correct
57 Correct 36 ms 11080 KB Output is correct
58 Correct 34 ms 11168 KB Output is correct
59 Incorrect 32 ms 11284 KB Wrong Answer [3]
60 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 34 ms 11184 KB Output is correct
2 Correct 38 ms 11344 KB Output is correct
3 Correct 1 ms 508 KB Output is correct
4 Correct 29 ms 11096 KB Output is correct
5 Correct 45 ms 12244 KB Output is correct
6 Correct 41 ms 12140 KB Output is correct
7 Correct 38 ms 11372 KB Output is correct
8 Correct 37 ms 11336 KB Output is correct
9 Correct 44 ms 12292 KB Output is correct
10 Correct 44 ms 12252 KB Output is correct
11 Correct 42 ms 12200 KB Output is correct
12 Correct 41 ms 12208 KB Output is correct
13 Correct 41 ms 12280 KB Output is correct
14 Correct 40 ms 12248 KB Output is correct
15 Correct 39 ms 12332 KB Output is correct
16 Correct 40 ms 12184 KB Output is correct
17 Correct 38 ms 11960 KB Output is correct
18 Correct 40 ms 11880 KB Output is correct
19 Correct 40 ms 11956 KB Output is correct
20 Correct 38 ms 11884 KB Output is correct
21 Correct 37 ms 12004 KB Output is correct
22 Correct 38 ms 12016 KB Output is correct
23 Incorrect 30 ms 11176 KB Wrong Answer [3]
24 Halted 0 ms 0 KB -