oj.uz

Submission #367263

# Submission time Handle Problem Language Result Execution time Memory
367263 2021-02-16T17:52:51 Z tatyam Fun Tour (APIO20_fun) C++17
100 / 100
 329 ms 21476 KB 
#include <bits/stdc++.h>
using namespace std;
 
int hoursRequired(int X, int Y);
 
int attractionsBehind(int X, int Y);
 
vector<int> createFunTour(int N, int Q) {
    vector<int> siz(N);
    for(int i = 0; i < N; i++) siz[i] = attractionsBehind(0, i);
    auto comp = [&](int x, int y){ if((x * 2 > N) ^ (y * 2 > N)) return x > y; return x < y; };
    const int cen = min_element(siz.begin(), siz.end(), comp) - siz.begin();
    vector<int> dist(N);
    for(int i = 0; i < N; i++) dist[i] = hoursRequired(cen, i);
    vector<int> dir;
    for(int i = 0; i < N; i++) if(dist[i] == 1) dir.push_back(i);
    vector<vector<int>> a(3);
    for(int i = 0; i < N; i++) if(i != cen) for(int j = 0; j < 3; j++) if(j == 2 || hoursRequired(dir[j], i) < dist[i]){
        a[j].push_back(i);
        break;
    }
    for(auto& v : a) sort(v.begin(), v.end(), [&](int x, int y){ return dist[x] < dist[y]; });
    sort(a.begin(), a.end(), [](auto& a, auto& b){ return a.size() > b.size(); });
    int last = -1;
    vector<int> ans;
    auto push = [&](int i){
        ans.push_back(a[i].back());
        a[i].pop_back();
        last = i;
    };
    while(a[0].size() && a[1].size() && a[2].size()) [&]{
        for(int i = 0; i < 3; i++) if(a[i].size() > a[(i + 1) % 3].size() + a[(i + 2) % 3].size()){
            push(i);
            return;
        }
        if(all_of(a.begin(), a.end(), [&](auto& v){ return ans.empty() || dist[ans.back()] >= dist[v.back()]; })){
            for(int i = 0; i < 3; i++) if(last != i && a[i].size() == a[(i + 1) % 3].size() + a[(i + 2) % 3].size()){
                push(i);
                return;
            }
        }
        const int i = max((last + 1) % 3, (last + 2) % 3, [&](int x, int y){ return dist[a[x].back()] < dist[a[y].back()]; });
        push(i);
    }();
    while(a[0].size() || a[1].size() || a[2].size()){
        const int i = [&](int x, int y){
            if(a[x].empty()) return y;
            if(a[y].empty()) return x;
            if(dist[a[x].back()] < dist[a[y].back()]) return y;
            return x;
        }((last + 1) % 3, (last + 2) % 3);
        push(i);
    }
    ans.push_back(cen);
    return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 0 ms 364 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 0 ms 364 KB Output is correct
14 Correct 0 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 0 ms 364 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 0 ms 364 KB Output is correct
14 Correct 0 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 364 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 1 ms 372 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 364 KB Output is correct
36 Correct 1 ms 364 KB Output is correct
37 Correct 1 ms 364 KB Output is correct
38 Correct 1 ms 364 KB Output is correct
39 Correct 1 ms 364 KB Output is correct
40 Correct 1 ms 364 KB Output is correct
41 Correct 1 ms 364 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 512 KB Output is correct
18 Correct 134 ms 16612 KB Output is correct
19 Correct 1 ms 492 KB Output is correct
20 Correct 2 ms 620 KB Output is correct
21 Correct 4 ms 748 KB Output is correct
22 Correct 7 ms 1388 KB Output is correct
23 Correct 13 ms 2412 KB Output is correct
24 Correct 18 ms 3180 KB Output is correct
25 Correct 76 ms 9604 KB Output is correct

Subtask #4
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 0 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 372 KB Output is correct
13 Correct 2 ms 492 KB Output is correct
14 Correct 10 ms 1772 KB Output is correct
15 Correct 144 ms 16480 KB Output is correct
16 Correct 155 ms 16360 KB Output is correct
17 Correct 27 ms 4076 KB Output is correct
18 Correct 65 ms 7732 KB Output is correct
19 Correct 109 ms 12988 KB Output is correct
20 Correct 5 ms 876 KB Output is correct

Subtask #5
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 0 ms 364 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 0 ms 364 KB Output is correct
14 Correct 0 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 364 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 1 ms 364 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 1 ms 372 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 364 KB Output is correct
36 Correct 1 ms 364 KB Output is correct
37 Correct 1 ms 364 KB Output is correct
38 Correct 1 ms 364 KB Output is correct
39 Correct 1 ms 364 KB Output is correct
40 Correct 1 ms 364 KB Output is correct
41 Correct 1 ms 364 KB Output is correct
42 Correct 1 ms 364 KB Output is correct
43 Correct 1 ms 512 KB Output is correct
44 Correct 134 ms 16612 KB Output is correct
45 Correct 1 ms 492 KB Output is correct
46 Correct 2 ms 620 KB Output is correct
47 Correct 4 ms 748 KB Output is correct
48 Correct 7 ms 1388 KB Output is correct
49 Correct 13 ms 2412 KB Output is correct
50 Correct 18 ms 3180 KB Output is correct
51 Correct 76 ms 9604 KB Output is correct
52 Correct 2 ms 492 KB Output is correct
53 Correct 10 ms 1772 KB Output is correct
54 Correct 144 ms 16480 KB Output is correct
55 Correct 155 ms 16360 KB Output is correct
56 Correct 27 ms 4076 KB Output is correct
57 Correct 65 ms 7732 KB Output is correct
58 Correct 109 ms 12988 KB Output is correct
59 Correct 5 ms 876 KB Output is correct
60 Correct 188 ms 16612 KB Output is correct
61 Correct 233 ms 18916 KB Output is correct
62 Correct 188 ms 16868 KB Output is correct
63 Correct 228 ms 20612 KB Output is correct
64 Correct 224 ms 20436 KB Output is correct
65 Correct 218 ms 16612 KB Output is correct
66 Correct 255 ms 18788 KB Output is correct
67 Correct 233 ms 20708 KB Output is correct
68 Correct 267 ms 19844 KB Output is correct
69 Correct 327 ms 21220 KB Output is correct
70 Correct 187 ms 16612 KB Output is correct
71 Correct 216 ms 20452 KB Output is correct
72 Correct 270 ms 19172 KB Output is correct
73 Correct 264 ms 19812 KB Output is correct
74 Correct 320 ms 21348 KB Output is correct
75 Correct 191 ms 16612 KB Output is correct
76 Correct 230 ms 20452 KB Output is correct
77 Correct 228 ms 20560 KB Output is correct
78 Correct 227 ms 19940 KB Output is correct
79 Correct 329 ms 21220 KB Output is correct
80 Correct 319 ms 21476 KB Output is correct
81 Correct 207 ms 16484 KB Output is correct
82 Correct 209 ms 16780 KB Output is correct
83 Correct 229 ms 16740 KB Output is correct
84 Correct 76 ms 7364 KB Output is correct