oj.uz

Submission #567260

# Submission time Handle Problem Language Result Execution time Memory
567260 2022-05-23T09:49:40 Z hibiki Fun Tour (APIO20_fun) C++11
100 / 100
 230 ms 20012 KB 
#include "fun.h"
#include<bits/stdc++.h>
using namespace std;

#define pb push_back
#define f first
#define s second

int n,q,mid;
int dist[100005];
vector<int> head,sz,ans;
vector<int> nh[3];

int fi_mid()
{
    pair<int,int> mn = {1e9, -1};
    for(int i = 0; i < n; i++)
    {
        int ret = attractionsBehind(0, i);
        if(ret > n / 2) mn = min(mn, {ret, i});
    }
    return mn.s;
}

void fi_dist()
{
    for(int i = 0; i < n; i++)
    {
        if(i == mid) dist[i] = 0;
        else dist[i] = hoursRequired(i, mid);
        if(dist[i] == 1)
        {
            head.pb(i);
            sz.pb(n - attractionsBehind(i, mid));
            nh[head.size() - 1].pb(i);
        }
    }
}

void fi_nh()
{
    for(int i = 0; i < n; i++)
    {
        if(i == mid || dist[i] == 1) continue;
        int ask0 = attractionsBehind(i, head[0]);
        int ask1 = attractionsBehind(i, head[1]);
        if(ask0 != sz[0])
            nh[0].pb(i);
        else if(ask1 != sz[1])
            nh[1].pb(i);
        else
            nh[2].pb(i);
    }
}

vector<int> createFunTour(int N, int Q)
{
    n = N, q = Q;
    mid = fi_mid();
    fi_dist();
    fi_nh();
    int prev = -1, ord[3] = {0, 1, 2};
    for(int i = 0; i < 3; i++)
        sort(nh[i].begin(),nh[i].end(), [&](int x,int y) {
            return dist[x] < dist[y];
        });
    sort(ord, ord + 3, [&](int x,int y) {
        return nh[x].size() > nh[y].size();
    });
    while(nh[ord[0]].size() < nh[ord[1]].size() + nh[ord[2]].size())
    {
        sort(ord, ord + 3, [&](int x,int y) {
            return dist[nh[x].back()] > dist[nh[y].back()];
        });

        int cur = (prev == ord[0]);
        ans.pb(nh[ord[cur]].back());
        nh[ord[cur]].pop_back();
        prev = ord[cur];

        sort(ord, ord + 3, [&](int x,int y) {
            return nh[x].size() > nh[y].size();
        });
    }
    for(auto val: nh[ord[2]])
        nh[ord[1]].pb(val);
    sort(nh[ord[1]].begin(),nh[ord[1]].end(), [&](int x,int y) {
        return dist[x] < dist[y];
    });
    nh[ord[2]].clear();
    int cur = 0;
    if(ans.size() && dist[ans.back()] < dist[nh[ord[1]].back()])
        cur = 1;
    while(nh[ord[cur]].size())
    {
        ans.pb(nh[ord[cur]].back());
        nh[ord[cur]].pop_back();
        cur = 1 - cur;
    }
    ans.pb(mid);
    return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 1 ms 228 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 1 ms 352 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 212 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 114 ms 15028 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 2 ms 468 KB Output is correct
21 Correct 3 ms 700 KB Output is correct
22 Correct 5 ms 1236 KB Output is correct
23 Correct 10 ms 2160 KB Output is correct
24 Correct 15 ms 2860 KB Output is correct
25 Correct 69 ms 8876 KB Output is correct

Subtask #4
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 228 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 8 ms 1568 KB Output is correct
15 Correct 116 ms 14964 KB Output is correct
16 Correct 119 ms 14884 KB Output is correct
17 Correct 21 ms 3668 KB Output is correct
18 Correct 51 ms 6932 KB Output is correct
19 Correct 100 ms 11696 KB Output is correct
20 Correct 3 ms 724 KB Output is correct

Subtask #5
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 1 ms 228 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 1 ms 352 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 114 ms 15028 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 2 ms 468 KB Output is correct
47 Correct 3 ms 700 KB Output is correct
48 Correct 5 ms 1236 KB Output is correct
49 Correct 10 ms 2160 KB Output is correct
50 Correct 15 ms 2860 KB Output is correct
51 Correct 69 ms 8876 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 8 ms 1568 KB Output is correct
54 Correct 116 ms 14964 KB Output is correct
55 Correct 119 ms 14884 KB Output is correct
56 Correct 21 ms 3668 KB Output is correct
57 Correct 51 ms 6932 KB Output is correct
58 Correct 100 ms 11696 KB Output is correct
59 Correct 3 ms 724 KB Output is correct
60 Correct 148 ms 15068 KB Output is correct
61 Correct 175 ms 17604 KB Output is correct
62 Correct 147 ms 15372 KB Output is correct
63 Correct 156 ms 19228 KB Output is correct
64 Correct 167 ms 19052 KB Output is correct
65 Correct 152 ms 15320 KB Output is correct
66 Correct 157 ms 17456 KB Output is correct
67 Correct 170 ms 19124 KB Output is correct
68 Correct 172 ms 18236 KB Output is correct
69 Correct 228 ms 19712 KB Output is correct
70 Correct 174 ms 15104 KB Output is correct
71 Correct 163 ms 18832 KB Output is correct
72 Correct 192 ms 17620 KB Output is correct
73 Correct 194 ms 18228 KB Output is correct
74 Correct 222 ms 19852 KB Output is correct
75 Correct 149 ms 15288 KB Output is correct
76 Correct 163 ms 19220 KB Output is correct
77 Correct 184 ms 19240 KB Output is correct
78 Correct 164 ms 18400 KB Output is correct
79 Correct 224 ms 19736 KB Output is correct
80 Correct 230 ms 20012 KB Output is correct
81 Correct 166 ms 15040 KB Output is correct
82 Correct 155 ms 15044 KB Output is correct
83 Correct 165 ms 15300 KB Output is correct
84 Correct 57 ms 6980 KB Output is correct