oj.uz

Submission #795318

# Submission time Handle Problem Language Result Execution time Memory
795318 2023-07-27T08:20:27 Z vjudge1 Team Contest (JOI22_team) C++14
55 / 100
 701 ms 268736 KB 
#include<bits/stdc++.h>
#define fi first
#define se second
using namespace std ;
const int N = 15e4, NS = 4e3 ;
bool flag1, flag2, flag3 ;
int n, ans = -1, x[N + 1], y[N + 1], z[N + 1] ;
set<pair<int, pair<int, int>>> s ;
vector<pair<int, pair<int, int>>> v ;
int mx[2 * NS + 1][2 * NS + 1], num[2 * NS + 1][2 * NS + 1], kol = 0 ;
int func(int i, int j, int q)
{
    if(x[i] > x[j] && x[i] > x[q] && y[j] > y[i] && y[j] > y[q] && z[i] < z[q] && z[j] < z[q])
        return x[i] + y[j] + z[q] ;
    else
        return -1 ;
}
int func1(int i, int j, int q)
{
    if(v[i].fi > v[j].fi && v[i].fi > v[q].fi && v[j].se.fi > v[i].se.fi && v[j].se.fi > v[q].se.fi && v[i].se.se < v[q].se.se && v[j].se.se < v[q].se.se)
        return v[i].fi + v[j].se.fi + v[q].se.se ;
    else
        return -1 ;
}
signed main()
{
    ios_base::sync_with_stdio( 0 ) ;
    cin.tie( 0 ) ;
    cout.tie( 0 ) ;
    cin >> n ;
    for(int i = 1 ; i <= n ; i++)
    {
        cin >> x[i] >> y[i] >> z[i] ;
        if(x[i] > 5 || y[i] > 5 || z[i] > 5)flag1 = 1 ;
        if(x[i] > 20 || y[i] > 20 || z[i] > 20)flag2 = 1 ;
        if(x[i] > 4000 || y[i] > 4000 || z[i] > 4000)flag3 = 1 ;
        s.insert({x[i], {y[i], z[i]}}) ;
    }
    if(n <= 4000)
    {
        set<int> s1 ;
        map<int, int> mp, ob ;
        for(int i = 1 ; i <= n ; i++)
        {
            s1.insert(x[i]) ;
            s1.insert(y[i]) ;
        }
        for(int i : s1)
            kol++, mp[i] = kol ;
        for(int i = 1 ; i <= n ; i++)
        {
            ob[mp[x[i]]] = x[i] ;
            ob[mp[y[i]]] = y[i] ;
            x[i] = mp[x[i]] ;
            y[i] = mp[y[i]] ;
            num[x[i]][y[i]] = z[i] ;
        }
        for(int i = 1 ; i <= 2 * n ; i++)
        {
            int now = 0 ;
            for(int j = 1 ; j <= 2 * n ; j++)
            {
                now = max(now, num[i][j]) ;
                mx[i][j] = max(now, mx[i - 1][j]) ;
            }
        }
        for(int i = 1 ; i <= n ; i++)
            for(int j = 1 ; j <= n ; j++)
            {
                if(x[i] <= x[j] || y[j] <= y[i] || mx[x[i] - 1][y[j] - 1] <= max(z[i], z[j]))
                    continue ;
                ans = max(ans, ob[x[i]] + ob[y[j]] + mx[x[i] - 1][y[j] - 1]) ;
            }
        cout << ans << '\n' ;
        return 0 ;
    }
    if(!flag3)
    {
    }
    if(!flag2)
    {
        for(auto i : s)
            v.push_back(i) ;
        for(int i = 1 ; i <= 20 ; i++)
            for(int j = 1 ; j <= 20 ; j++)
                for(int q = 1 ; q <= 20 ; q++)
                {
                    bool fl1 = 0, fl2 = 0, fl3 = 0 ;
                    for(auto now : v)
                    {
                        if(now.fi == i && now.se.fi < j && now.se.se < q)fl1 = 1 ;
                        if(now.fi < i && now.se.fi == j && now.se.se < q)fl2 = 1 ;
                        if(now.fi < i && now.se.fi < j && now.se.se == q)fl3 = 1 ;
                    }
                    if(fl1 && fl2 && fl3)
                        ans = max(ans, i + j + q) ;
                }
        cout << ans ;
        return 0 ;
    }
    if(n <= 300)
    {
        for(int i = 1 ; i <= n ; i++)
            for(int j = 1 ; j <= n ; j++)
            {
                if(i == j)
                    continue ;
                for(int q = 1 ; q <= n ; q++)
                {
                    if(j == q || i == q)
                        continue ;
                    ans = max(ans, func(i, j, q)) ;
                }
            }
        cout << ans << '\n' ;
        return 0 ;
    }
    return 0 ;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 368 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 6 ms 5472 KB Output is correct
15 Correct 3 ms 3668 KB Output is correct
16 Correct 3 ms 4392 KB Output is correct
17 Correct 3 ms 4820 KB Output is correct
18 Correct 4 ms 4436 KB Output is correct
19 Correct 4 ms 4436 KB Output is correct
20 Correct 4 ms 4180 KB Output is correct
21 Correct 3 ms 4436 KB Output is correct
22 Correct 3 ms 5200 KB Output is correct
23 Correct 3 ms 4180 KB Output is correct
24 Correct 3 ms 4564 KB Output is correct
25 Correct 4 ms 4564 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 368 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 6 ms 5472 KB Output is correct
15 Correct 3 ms 3668 KB Output is correct
16 Correct 3 ms 4392 KB Output is correct
17 Correct 3 ms 4820 KB Output is correct
18 Correct 4 ms 4436 KB Output is correct
19 Correct 4 ms 4436 KB Output is correct
20 Correct 4 ms 4180 KB Output is correct
21 Correct 3 ms 4436 KB Output is correct
22 Correct 3 ms 5200 KB Output is correct
23 Correct 3 ms 4180 KB Output is correct
24 Correct 3 ms 4564 KB Output is correct
25 Correct 4 ms 4564 KB Output is correct
26 Correct 701 ms 268736 KB Output is correct
27 Correct 505 ms 264564 KB Output is correct
28 Correct 388 ms 265256 KB Output is correct
29 Correct 273 ms 261580 KB Output is correct
30 Correct 147 ms 142204 KB Output is correct
31 Correct 459 ms 257808 KB Output is correct
32 Correct 265 ms 252928 KB Output is correct
33 Correct 192 ms 244784 KB Output is correct
34 Correct 244 ms 268352 KB Output is correct
35 Correct 15 ms 21656 KB Output is correct
36 Correct 17 ms 21588 KB Output is correct
37 Correct 195 ms 257136 KB Output is correct
38 Correct 191 ms 257128 KB Output is correct
39 Correct 96 ms 79492 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 30 ms 2008 KB Output is correct
12 Correct 16 ms 1444 KB Output is correct
13 Correct 29 ms 1752 KB Output is correct
14 Correct 24 ms 1976 KB Output is correct
15 Correct 26 ms 1948 KB Output is correct
16 Correct 20 ms 2028 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 30 ms 2008 KB Output is correct
12 Correct 16 ms 1444 KB Output is correct
13 Correct 29 ms 1752 KB Output is correct
14 Correct 24 ms 1976 KB Output is correct
15 Correct 26 ms 1948 KB Output is correct
16 Correct 20 ms 2028 KB Output is correct
17 Correct 1 ms 360 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 4 ms 4180 KB Output is correct
21 Correct 109 ms 79520 KB Output is correct
22 Correct 116 ms 2756 KB Output is correct
23 Correct 44 ms 2164 KB Output is correct
24 Correct 49 ms 1684 KB Output is correct
25 Correct 38 ms 2156 KB Output is correct
26 Correct 23 ms 2008 KB Output is correct

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 30 ms 2008 KB Output is correct
12 Correct 16 ms 1444 KB Output is correct
13 Correct 29 ms 1752 KB Output is correct
14 Correct 24 ms 1976 KB Output is correct
15 Correct 26 ms 1948 KB Output is correct
16 Correct 20 ms 2028 KB Output is correct
17 Correct 1 ms 360 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 4 ms 4180 KB Output is correct
21 Correct 109 ms 79520 KB Output is correct
22 Correct 116 ms 2756 KB Output is correct
23 Correct 44 ms 2164 KB Output is correct
24 Correct 49 ms 1684 KB Output is correct
25 Correct 38 ms 2156 KB Output is correct
26 Correct 23 ms 2008 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 4 ms 4452 KB Output is correct
29 Correct 4 ms 4564 KB Output is correct
30 Correct 3 ms 4564 KB Output is correct
31 Correct 246 ms 252912 KB Output is correct
32 Correct 14 ms 21612 KB Output is correct
33 Correct 16 ms 21572 KB Output is correct
34 Incorrect 79 ms 10880 KB Output isn't correct
35 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 30 ms 2008 KB Output is correct
12 Correct 16 ms 1444 KB Output is correct
13 Correct 29 ms 1752 KB Output is correct
14 Correct 24 ms 1976 KB Output is correct
15 Correct 26 ms 1948 KB Output is correct
16 Correct 20 ms 2028 KB Output is correct
17 Correct 1 ms 360 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 4 ms 4180 KB Output is correct
21 Correct 109 ms 79520 KB Output is correct
22 Correct 116 ms 2756 KB Output is correct
23 Correct 44 ms 2164 KB Output is correct
24 Correct 49 ms 1684 KB Output is correct
25 Correct 38 ms 2156 KB Output is correct
26 Correct 23 ms 2008 KB Output is correct
27 Correct 5 ms 4436 KB Output is correct
28 Correct 4 ms 4452 KB Output is correct
29 Correct 4 ms 4564 KB Output is correct
30 Correct 3 ms 4564 KB Output is correct
31 Correct 246 ms 252912 KB Output is correct
32 Correct 14 ms 21612 KB Output is correct
33 Correct 16 ms 21572 KB Output is correct
34 Incorrect 79 ms 10880 KB Output isn't correct
35 Halted 0 ms 0 KB -

Subtask #7
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 ms 368 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 6 ms 5472 KB Output is correct
15 Correct 3 ms 3668 KB Output is correct
16 Correct 3 ms 4392 KB Output is correct
17 Correct 3 ms 4820 KB Output is correct
18 Correct 4 ms 4436 KB Output is correct
19 Correct 4 ms 4436 KB Output is correct
20 Correct 4 ms 4180 KB Output is correct
21 Correct 3 ms 4436 KB Output is correct
22 Correct 3 ms 5200 KB Output is correct
23 Correct 3 ms 4180 KB Output is correct
24 Correct 3 ms 4564 KB Output is correct
25 Correct 4 ms 4564 KB Output is correct
26 Correct 701 ms 268736 KB Output is correct
27 Correct 505 ms 264564 KB Output is correct
28 Correct 388 ms 265256 KB Output is correct
29 Correct 273 ms 261580 KB Output is correct
30 Correct 147 ms 142204 KB Output is correct
31 Correct 459 ms 257808 KB Output is correct
32 Correct 265 ms 252928 KB Output is correct
33 Correct 192 ms 244784 KB Output is correct
34 Correct 244 ms 268352 KB Output is correct
35 Correct 15 ms 21656 KB Output is correct
36 Correct 17 ms 21588 KB Output is correct
37 Correct 195 ms 257136 KB Output is correct
38 Correct 191 ms 257128 KB Output is correct
39 Correct 96 ms 79492 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 0 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 0 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 384 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 30 ms 2008 KB Output is correct
51 Correct 16 ms 1444 KB Output is correct
52 Correct 29 ms 1752 KB Output is correct
53 Correct 24 ms 1976 KB Output is correct
54 Correct 26 ms 1948 KB Output is correct
55 Correct 20 ms 2028 KB Output is correct
56 Correct 1 ms 360 KB Output is correct
57 Correct 1 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 4 ms 4180 KB Output is correct
60 Correct 109 ms 79520 KB Output is correct
61 Correct 116 ms 2756 KB Output is correct
62 Correct 44 ms 2164 KB Output is correct
63 Correct 49 ms 1684 KB Output is correct
64 Correct 38 ms 2156 KB Output is correct
65 Correct 23 ms 2008 KB Output is correct
66 Correct 5 ms 4436 KB Output is correct
67 Correct 4 ms 4452 KB Output is correct
68 Correct 4 ms 4564 KB Output is correct
69 Correct 3 ms 4564 KB Output is correct
70 Correct 246 ms 252912 KB Output is correct
71 Correct 14 ms 21612 KB Output is correct
72 Correct 16 ms 21572 KB Output is correct
73 Incorrect 79 ms 10880 KB Output isn't correct
74 Halted 0 ms 0 KB -