oj.uz

Submission #572988

# Submission time Handle Problem Language Result Execution time Memory
572988 2022-06-05T15:22:23 Z MohamedAliSaidane Art Collections (BOI22_art) C++17
50 / 100
 737 ms 844 KB 
#include<bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include "art.h"
        using namespace __gnu_pbds;
        using namespace std;

        typedef tree<int,null_type,less<int>,rb_tree_tag,
        tree_order_statistics_node_update> indexed_set;

        typedef long long ll;
        typedef long double ld;

        typedef pair<int,int> pii;
        typedef pair<ll,ll> pll;
        typedef pair<ld,ld> pld;

        typedef vector<int> vi;
        typedef vector<ll> vll;
        typedef vector<pii> vpi;
        typedef vector<pll> vpl;

        #define pb push_back
        #define popb pop_back
        #define pp pop_back
        #define pf push_front
        #define popf pop_front
        #define all(x) (x).begin(),(x).end()
        #define ff first
        #define ss second

        ///#define int ll

        int nx[4] = {0,0,1,-1}, ny[4] = {1,-1,0,0};
        ll gcd(ll a , ll b) {return b ? gcd(b , a % b) : a ;}
        ll lcm(ll a , ll b) {return (a * b) / gcd(a , b);}

        const int nax = 4001;
        int n;
        vi adj[nax];
        unordered_set<int> vis;
        int curcost ;
        bool chng = true;
        vi res;
        /*
        int rnk[nax];
        int publish(vi a)
        {
            int rep = 0;
            for(int i = 0; i < n ; i++)
            {
                for(int j = 0; j < i ; j++)
                    rep += (rnk[a[i]] < rnk[a[j]]);
            }
            return rep;
        }
        */
        int sup(int x, int g)
        {
            if(x == g)
                return 1;
            vis.insert(x);
            for(auto e: adj[x])
            {
                if(vis.count(e) != 0)
                    continue;
                if(sup(e,g) == 1)
                    return 1;
            }
            return 0;
        }
        bool gr(int i, int j, int rema, vi B)
        {
            vi perm;
            int a =B[i], b= B[j];
            for(int u = 0; u <= j;u  ++)
            {
                if(u == i)
                    continue;
                perm.pb(B[u]);
            }
            perm.pb(B[i]);
            for(int u = j + 1; u < n; u ++)
                perm.pb(B[u]);
            int cst = publish(perm) - rema;
            /*
            for(int i  = 0; i < n ;i ++)
                cout << B[i ] << ' ';
            cout << '\n';
            for(int i  = 0; i < n ;i ++)
                cout << perm[i] << ' ' ;
            cout << '\n';
            cout << a << ' ' << b << ' ' << (cst > curcost) << '\n';
            */
            return cst > curcost;
        }
        vi merge_sort(vi L, int l, int r)
        {
            int k = (r - l + 1);
            if(k == 1)
                return L;
            vi A = merge_sort(L,l,(l+r)/2);
            vi B = merge_sort(A,(l+r)/2+1,r);
            int i =l, j = (l+r)/2 + 1;
            vi res = B;
            int curi = i;
            while(curi <= r)
            {
                if(i > (l+r)/2 || (j <= r && !gr(i,j,(l + r)/2 - i - j + (l+r)/2 + 1,B)))
                    res[curi++] = B[j++];
                else
                    res[curi++] = B[i++];
            }
            curcost = publish(res);
            return res;
        }
        void solve(int N)
        {
            n = N;
            vi perm;
            for(int i = 1 ;i <= n; i ++)
                perm.pb(i);
            curcost = publish(perm);
            answer(merge_sort(perm, 0, N - 1));
        }
        /*
        int main()
        {
            ios::sync_with_stdio(false);
            cin.tie(0); cout.tie(0);
            int N; cin >> N;
            for(int i = 0; i < N; i ++)
            {
                int x; cin >> x;
                res.pb(x);
                rnk[x] = i;
            }
            vi u = solve(N);
            for(auto e: u)
                cout << e << ' ' ;
        }

        */

Compilation message

art.cpp: In function 'bool gr(int, int, int, vi)':
art.cpp:74:17: warning: unused variable 'a' [-Wunused-variable]
   74 |             int a =B[i], b= B[j];
      |                 ^
art.cpp:74:26: warning: unused variable 'b' [-Wunused-variable]
   74 |             int a =B[i], b= B[j];
      |                          ^
interface.cpp: In function 'int publish(std::vector<int>)':
interface.cpp:20:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   20 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~
interface.cpp: In function 'void answer(std::vector<int>)':
interface.cpp:36:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 2 ms 336 KB Output is correct
10 Correct 3 ms 336 KB Output is correct
11 Correct 4 ms 336 KB Output is correct
12 Correct 3 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 0 ms 336 KB Output is correct
19 Correct 2 ms 336 KB Output is correct
20 Correct 5 ms 336 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 2 ms 336 KB Output is correct
10 Correct 3 ms 336 KB Output is correct
11 Correct 4 ms 336 KB Output is correct
12 Correct 3 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 0 ms 336 KB Output is correct
19 Correct 2 ms 336 KB Output is correct
20 Correct 5 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 3 ms 336 KB Output is correct
23 Correct 3 ms 336 KB Output is correct
24 Correct 3 ms 336 KB Output is correct
25 Correct 3 ms 336 KB Output is correct
26 Correct 37 ms 336 KB Output is correct
27 Correct 34 ms 336 KB Output is correct
28 Correct 54 ms 464 KB Output is correct
29 Correct 53 ms 336 KB Output is correct
30 Correct 58 ms 336 KB Output is correct
31 Correct 58 ms 400 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 1 ms 336 KB Output is correct
38 Correct 4 ms 336 KB Output is correct
39 Correct 3 ms 336 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 2 ms 336 KB Output is correct
10 Correct 3 ms 336 KB Output is correct
11 Correct 4 ms 336 KB Output is correct
12 Correct 3 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 0 ms 336 KB Output is correct
19 Correct 2 ms 336 KB Output is correct
20 Correct 5 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 3 ms 336 KB Output is correct
23 Correct 3 ms 336 KB Output is correct
24 Correct 3 ms 336 KB Output is correct
25 Correct 3 ms 336 KB Output is correct
26 Correct 37 ms 336 KB Output is correct
27 Correct 34 ms 336 KB Output is correct
28 Correct 54 ms 464 KB Output is correct
29 Correct 53 ms 336 KB Output is correct
30 Correct 58 ms 336 KB Output is correct
31 Correct 58 ms 400 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 1 ms 336 KB Output is correct
38 Correct 4 ms 336 KB Output is correct
39 Correct 3 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 3 ms 336 KB Output is correct
42 Correct 3 ms 336 KB Output is correct
43 Correct 3 ms 336 KB Output is correct
44 Correct 3 ms 336 KB Output is correct
45 Correct 37 ms 336 KB Output is correct
46 Correct 47 ms 336 KB Output is correct
47 Correct 63 ms 336 KB Output is correct
48 Correct 59 ms 336 KB Output is correct
49 Correct 55 ms 408 KB Output is correct
50 Correct 74 ms 336 KB Output is correct
51 Correct 1 ms 336 KB Output is correct
52 Correct 110 ms 408 KB Output is correct
53 Correct 106 ms 412 KB Output is correct
54 Correct 175 ms 428 KB Output is correct
55 Correct 178 ms 540 KB Output is correct
56 Correct 164 ms 412 KB Output is correct
57 Correct 196 ms 432 KB Output is correct
58 Correct 1 ms 336 KB Output is correct
59 Correct 1 ms 336 KB Output is correct
60 Correct 1 ms 336 KB Output is correct
61 Correct 1 ms 336 KB Output is correct
62 Correct 1 ms 336 KB Output is correct
63 Correct 2 ms 336 KB Output is correct
64 Correct 2 ms 336 KB Output is correct

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 2 ms 336 KB Output is correct
10 Correct 3 ms 336 KB Output is correct
11 Correct 4 ms 336 KB Output is correct
12 Correct 3 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 0 ms 336 KB Output is correct
19 Correct 2 ms 336 KB Output is correct
20 Correct 5 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 3 ms 336 KB Output is correct
23 Correct 3 ms 336 KB Output is correct
24 Correct 3 ms 336 KB Output is correct
25 Correct 3 ms 336 KB Output is correct
26 Correct 37 ms 336 KB Output is correct
27 Correct 34 ms 336 KB Output is correct
28 Correct 54 ms 464 KB Output is correct
29 Correct 53 ms 336 KB Output is correct
30 Correct 58 ms 336 KB Output is correct
31 Correct 58 ms 400 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 1 ms 336 KB Output is correct
38 Correct 4 ms 336 KB Output is correct
39 Correct 3 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 3 ms 336 KB Output is correct
42 Correct 3 ms 336 KB Output is correct
43 Correct 3 ms 336 KB Output is correct
44 Correct 3 ms 336 KB Output is correct
45 Correct 37 ms 336 KB Output is correct
46 Correct 47 ms 336 KB Output is correct
47 Correct 63 ms 336 KB Output is correct
48 Correct 59 ms 336 KB Output is correct
49 Correct 55 ms 408 KB Output is correct
50 Correct 74 ms 336 KB Output is correct
51 Correct 1 ms 336 KB Output is correct
52 Correct 110 ms 408 KB Output is correct
53 Correct 106 ms 412 KB Output is correct
54 Correct 175 ms 428 KB Output is correct
55 Correct 178 ms 540 KB Output is correct
56 Correct 164 ms 412 KB Output is correct
57 Correct 196 ms 432 KB Output is correct
58 Correct 1 ms 336 KB Output is correct
59 Correct 1 ms 336 KB Output is correct
60 Correct 1 ms 336 KB Output is correct
61 Correct 1 ms 336 KB Output is correct
62 Correct 1 ms 336 KB Output is correct
63 Correct 2 ms 336 KB Output is correct
64 Correct 2 ms 336 KB Output is correct
65 Correct 0 ms 336 KB Output is correct
66 Correct 3 ms 336 KB Output is correct
67 Correct 4 ms 336 KB Output is correct
68 Correct 4 ms 336 KB Output is correct
69 Correct 3 ms 336 KB Output is correct
70 Correct 35 ms 336 KB Output is correct
71 Correct 39 ms 412 KB Output is correct
72 Correct 58 ms 336 KB Output is correct
73 Correct 59 ms 336 KB Output is correct
74 Correct 53 ms 404 KB Output is correct
75 Correct 56 ms 336 KB Output is correct
76 Correct 1 ms 336 KB Output is correct
77 Correct 117 ms 416 KB Output is correct
78 Correct 110 ms 416 KB Output is correct
79 Correct 173 ms 412 KB Output is correct
80 Correct 176 ms 456 KB Output is correct
81 Correct 170 ms 424 KB Output is correct
82 Correct 173 ms 412 KB Output is correct
83 Incorrect 737 ms 844 KB Not correct
84 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 2 ms 336 KB Output is correct
10 Correct 3 ms 336 KB Output is correct
11 Correct 4 ms 336 KB Output is correct
12 Correct 3 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 0 ms 336 KB Output is correct
19 Correct 2 ms 336 KB Output is correct
20 Correct 5 ms 336 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 3 ms 336 KB Output is correct
23 Correct 3 ms 336 KB Output is correct
24 Correct 3 ms 336 KB Output is correct
25 Correct 3 ms 336 KB Output is correct
26 Correct 37 ms 336 KB Output is correct
27 Correct 34 ms 336 KB Output is correct
28 Correct 54 ms 464 KB Output is correct
29 Correct 53 ms 336 KB Output is correct
30 Correct 58 ms 336 KB Output is correct
31 Correct 58 ms 400 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 1 ms 336 KB Output is correct
38 Correct 4 ms 336 KB Output is correct
39 Correct 3 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 3 ms 336 KB Output is correct
42 Correct 3 ms 336 KB Output is correct
43 Correct 3 ms 336 KB Output is correct
44 Correct 3 ms 336 KB Output is correct
45 Correct 37 ms 336 KB Output is correct
46 Correct 47 ms 336 KB Output is correct
47 Correct 63 ms 336 KB Output is correct
48 Correct 59 ms 336 KB Output is correct
49 Correct 55 ms 408 KB Output is correct
50 Correct 74 ms 336 KB Output is correct
51 Correct 1 ms 336 KB Output is correct
52 Correct 110 ms 408 KB Output is correct
53 Correct 106 ms 412 KB Output is correct
54 Correct 175 ms 428 KB Output is correct
55 Correct 178 ms 540 KB Output is correct
56 Correct 164 ms 412 KB Output is correct
57 Correct 196 ms 432 KB Output is correct
58 Correct 1 ms 336 KB Output is correct
59 Correct 1 ms 336 KB Output is correct
60 Correct 1 ms 336 KB Output is correct
61 Correct 1 ms 336 KB Output is correct
62 Correct 1 ms 336 KB Output is correct
63 Correct 2 ms 336 KB Output is correct
64 Correct 2 ms 336 KB Output is correct
65 Correct 0 ms 336 KB Output is correct
66 Correct 3 ms 336 KB Output is correct
67 Correct 4 ms 336 KB Output is correct
68 Correct 4 ms 336 KB Output is correct
69 Correct 3 ms 336 KB Output is correct
70 Correct 35 ms 336 KB Output is correct
71 Correct 39 ms 412 KB Output is correct
72 Correct 58 ms 336 KB Output is correct
73 Correct 59 ms 336 KB Output is correct
74 Correct 53 ms 404 KB Output is correct
75 Correct 56 ms 336 KB Output is correct
76 Correct 1 ms 336 KB Output is correct
77 Correct 117 ms 416 KB Output is correct
78 Correct 110 ms 416 KB Output is correct
79 Correct 173 ms 412 KB Output is correct
80 Correct 176 ms 456 KB Output is correct
81 Correct 170 ms 424 KB Output is correct
82 Correct 173 ms 412 KB Output is correct
83 Incorrect 737 ms 844 KB Not correct
84 Halted 0 ms 0 KB -