oj.uz

Submission #782978

# Submission time Handle Problem Language Result Execution time Memory
782978 2023-07-14T13:20:28 Z JoenPoenMan Stray Cat (JOI20_stray) C++17
15 / 100
 59 ms 19156 KB 

#include "Anthony.h"
#include <bits/stdc++.h>
using namespace std;

typedef pair<int, int> ii;


std::vector<int> Mark(int N, int M, int A, int B,
                      std::vector<int> U, std::vector<int> V)
{
    vector<vector<ii>> ADJ(N);
    map<ii, int> paths;
    vector<bool> filled(M, false);
    for (int i = 0; i < M; i++) {
        ADJ[U[i]].push_back({V[i], i});
        ADJ[V[i]].push_back({U[i], i});
        paths[{U[i], V[i]}] = i;
        paths[{V[i], U[i]}] = i;
    }

    std::vector<int> X(M);
    priority_queue<ii, vector<ii>, greater<ii>> q;
    vector<int> prevNode(N, -1);
    vector<int> shortest(N, 1e8);
    shortest[0] = 0;
    q.push({0,0});
    while (!q.empty()) {
        auto [dis, pos] = q.top();
        q.pop();
        if (dis != shortest[pos]) continue;
        for (auto [conn, _] : ADJ[pos]) {
            if (dis+1 < shortest[conn]) {
                shortest[conn] = dis+1;
                prevNode[conn] = pos;
                q.push({dis+1, conn});
            }
        }
    }
    for (int p = 1; p < N; p++) {
        X[paths[{p, prevNode[p]}]] = shortest[p]%(A==2?2:3);
        filled[paths[{p, prevNode[p]}]] = true;
    }
    for (int i = 0; i < M; i++) if (!filled[i]) {
        X[i] = (min(shortest[U[i]], shortest[V[i]])+1)%(A==2?2:3);
    }
    return X;
    
}


#include "Catherine.h"
#include <bits/stdc++.h>
using namespace std;

namespace
{

    int A, B;
    int prevA = 0;
    bool onPath = false;
    bool first = true;

} // namespace

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

int Move(std::vector<int> y)
{
    if (A==2) {
        if (!::onPath) {
            if (y[0]==0 ^ y[1]==0) {
                if (first) {
                    ::onPath = true;
                    ::prevA = y[0]?0:1;
                    return y[0]?0:1;
                } else {
                    ::prevA = !::prevA;
                    return ::prevA;
                }
            }
            if (y[0]==1 && y[1]==1) {
                return 0;
            } 
            if (y[0]==0 && y[1]==0) {
                return -1;
            }
            ::prevA = y[0]==1?0:1;
        } else {
            ::prevA = !::prevA;
            return ::prevA;
        }
    } else {
        first = false;
        int corr = -1;
        for (int p = 0 ; p < y.size(); p++) if (y[p] && (corr==-1 || (corr==0&&p==2))) corr = p;
        return corr;
    }
}

Compilation message

Catherine.cpp: In function 'int Move(std::vector<int>)':
Catherine.cpp:27:21: warning: suggest parentheses around comparison in operand of '^' [-Wparentheses]
   27 |             if (y[0]==0 ^ y[1]==0) {
Catherine.cpp:51:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |         for (int p = 0 ; p < y.size(); p++) if (y[p] && (corr==-1 || (corr==0&&p==2))) corr = p;
      |                          ~~^~~~~~~~~~
Catherine.cpp:43:21: warning: control reaches end of non-void function [-Wreturn-type]
   43 |             ::prevA = y[0]==1?0:1;
      |             ~~~~~~~~^~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 18020 KB Output is correct
2 Correct 1 ms 512 KB Output is correct
3 Correct 39 ms 17428 KB Output is correct
4 Correct 51 ms 19156 KB Output is correct
5 Correct 49 ms 19052 KB Output is correct
6 Correct 44 ms 17836 KB Output is correct
7 Correct 43 ms 17832 KB Output is correct
8 Correct 46 ms 18592 KB Output is correct
9 Correct 45 ms 18580 KB Output is correct

Subtask #2
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 18020 KB Output is correct
2 Correct 1 ms 512 KB Output is correct
3 Correct 39 ms 17428 KB Output is correct
4 Correct 51 ms 19156 KB Output is correct
5 Correct 49 ms 19052 KB Output is correct
6 Correct 44 ms 17836 KB Output is correct
7 Correct 43 ms 17832 KB Output is correct
8 Correct 46 ms 18592 KB Output is correct
9 Correct 45 ms 18580 KB Output is correct
10 Correct 51 ms 15940 KB Output is correct
11 Correct 46 ms 15972 KB Output is correct
12 Correct 41 ms 15856 KB Output is correct
13 Correct 41 ms 15940 KB Output is correct
14 Correct 40 ms 16140 KB Output is correct
15 Correct 44 ms 16480 KB Output is correct
16 Correct 44 ms 18616 KB Output is correct

Subtask #3
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 15472 KB Output is correct
2 Correct 1 ms 600 KB Output is correct
3 Correct 37 ms 15192 KB Output is correct
4 Correct 59 ms 16692 KB Output is correct
5 Correct 52 ms 16708 KB Output is correct
6 Correct 41 ms 15580 KB Output is correct
7 Correct 43 ms 15584 KB Output is correct
8 Correct 45 ms 16020 KB Output is correct
9 Correct 50 ms 16108 KB Output is correct
10 Correct 44 ms 15744 KB Output is correct
11 Correct 43 ms 15816 KB Output is correct
12 Correct 43 ms 15764 KB Output is correct
13 Correct 43 ms 15768 KB Output is correct
14 Correct 45 ms 16136 KB Output is correct
15 Correct 46 ms 16252 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 15472 KB Output is correct
2 Correct 1 ms 600 KB Output is correct
3 Correct 37 ms 15192 KB Output is correct
4 Correct 59 ms 16692 KB Output is correct
5 Correct 52 ms 16708 KB Output is correct
6 Correct 41 ms 15580 KB Output is correct
7 Correct 43 ms 15584 KB Output is correct
8 Correct 45 ms 16020 KB Output is correct
9 Correct 50 ms 16108 KB Output is correct
10 Correct 44 ms 15744 KB Output is correct
11 Correct 43 ms 15816 KB Output is correct
12 Correct 43 ms 15764 KB Output is correct
13 Correct 43 ms 15768 KB Output is correct
14 Correct 45 ms 16136 KB Output is correct
15 Correct 46 ms 16252 KB Output is correct
16 Correct 39 ms 13996 KB Output is correct
17 Correct 39 ms 14080 KB Output is correct
18 Correct 40 ms 13840 KB Output is correct
19 Correct 39 ms 13860 KB Output is correct
20 Correct 41 ms 14436 KB Output is correct
21 Correct 48 ms 14108 KB Output is correct
22 Correct 49 ms 16268 KB Output is correct
23 Correct 40 ms 13900 KB Output is correct
24 Correct 43 ms 13904 KB Output is correct

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 1164 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 71.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 13760 KB Output is correct
2 Incorrect 39 ms 13728 KB Wrong Answer [5]
3 Halted 0 ms 0 KB -

Subtask #7
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 39 ms 13716 KB Wrong Answer [5]
2 Halted 0 ms 0 KB -