oj.uz

Submission #228072

# Submission time Handle Problem Language Result Execution time Memory
228072 2020-04-29T20:01:16 Z qkxwsm Bulldozer (JOI17_bulldozer) C++14
25 / 100
 2000 ms 512 KB 
#include <bits/stdc++.h>

using namespace std;

template<class T, class U>
void ckmin(T &a, U b)
{
    if (a > b) a = b;
}

template<class T, class U>
void ckmax(T &a, U b)
{
    if (a < b) a = b;
}

#define MP make_pair
#define PB push_back
#define LB lower_bound
#define UB upper_bound
#define fi first
#define se second
#define SZ(x) ((int) (x).size())
#define ALL(x) (x).begin(), (x).end()
#define FOR(i, a, b) for (auto i = (a); i < (b); i++)
#define FORD(i, a, b) for (auto i = (a) - 1; i >= (b); i--)

typedef __int128_t ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<pii> vpi;
typedef vector<pll> vpl;

const int MAXN = 2013;

struct point
{
    int x, y, w;
};

int N;
point arr[MAXN];
long long ans;

void test(ll cx, ll cy)
{
    vpl angs;
    FOR(i, 0, N)
    {
        angs.PB({arr[i].x * cx + arr[i].y * cy, arr[i].w});
    }
    sort(ALL(angs));
    ll sum = 0;
    FOR(i, 0, N)
    {
        sum += angs[i].se;
        if (i != N - 1 && angs[i + 1].fi == angs[i].fi)
        {
            continue;
        }
        ckmax(ans, sum);
        ckmax(sum, 0);
    }
    return;
}

int32_t main()
{
    cout << fixed << setprecision(12);
    cerr << fixed << setprecision(4);
    ios_base::sync_with_stdio(false); cin.tie(0);
    cin >> N;
    FOR(i, 0, N)
    {
        cin >> arr[i].x >> arr[i].y >> arr[i].w;
        ckmax(ans, arr[i].w);
    }
    test(0, 0);
    test(0, 1);
    test(1, 0);
    FOR(i, 0, N)
    {
        FOR(j, i + 1, N)
        {
            ll dy = arr[i].y - arr[j].y, dx = arr[j].x - arr[i].x;
            test(dy, dx);
            test(dy * 200000009 + 1, dx * 200000009);
            test(dy * 200000009 - 1, dx * dy * 200000009);
        }
    }
    cout << ans << '\n';
    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 83 ms 384 KB Output is correct
2 Correct 80 ms 384 KB Output is correct
3 Correct 79 ms 384 KB Output is correct
4 Correct 77 ms 384 KB Output is correct
5 Correct 83 ms 384 KB Output is correct
6 Correct 82 ms 384 KB Output is correct
7 Correct 78 ms 384 KB Output is correct
8 Correct 78 ms 384 KB Output is correct
9 Correct 79 ms 384 KB Output is correct
10 Correct 80 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 384 KB Output is correct
2 Correct 86 ms 384 KB Output is correct
3 Correct 89 ms 384 KB Output is correct
4 Correct 86 ms 504 KB Output is correct
5 Correct 87 ms 504 KB Output is correct
6 Correct 90 ms 384 KB Output is correct
7 Correct 88 ms 384 KB Output is correct
8 Correct 90 ms 384 KB Output is correct
9 Correct 86 ms 384 KB Output is correct
10 Correct 89 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 4 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 90 ms 384 KB Output is correct
22 Correct 92 ms 384 KB Output is correct
23 Correct 93 ms 384 KB Output is correct
24 Correct 90 ms 384 KB Output is correct
25 Correct 89 ms 384 KB Output is correct
26 Correct 94 ms 384 KB Output is correct
27 Correct 90 ms 384 KB Output is correct
28 Correct 88 ms 384 KB Output is correct
29 Correct 93 ms 384 KB Output is correct
30 Correct 91 ms 384 KB Output is correct
31 Correct 92 ms 384 KB Output is correct
32 Correct 90 ms 384 KB Output is correct

Subtask #3
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 384 KB Output is correct
2 Correct 86 ms 384 KB Output is correct
3 Correct 89 ms 384 KB Output is correct
4 Correct 86 ms 504 KB Output is correct
5 Correct 87 ms 504 KB Output is correct
6 Correct 90 ms 384 KB Output is correct
7 Correct 88 ms 384 KB Output is correct
8 Correct 90 ms 384 KB Output is correct
9 Correct 86 ms 384 KB Output is correct
10 Correct 89 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 4 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 90 ms 384 KB Output is correct
22 Correct 92 ms 384 KB Output is correct
23 Correct 93 ms 384 KB Output is correct
24 Correct 90 ms 384 KB Output is correct
25 Correct 89 ms 384 KB Output is correct
26 Correct 94 ms 384 KB Output is correct
27 Correct 90 ms 384 KB Output is correct
28 Correct 88 ms 384 KB Output is correct
29 Correct 93 ms 384 KB Output is correct
30 Correct 91 ms 384 KB Output is correct
31 Correct 92 ms 384 KB Output is correct
32 Correct 90 ms 384 KB Output is correct
33 Execution timed out 2088 ms 512 KB Time limit exceeded
34 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 384 KB Output is correct
2 Correct 86 ms 384 KB Output is correct
3 Correct 89 ms 384 KB Output is correct
4 Correct 86 ms 504 KB Output is correct
5 Correct 87 ms 504 KB Output is correct
6 Correct 90 ms 384 KB Output is correct
7 Correct 88 ms 384 KB Output is correct
8 Correct 90 ms 384 KB Output is correct
9 Correct 86 ms 384 KB Output is correct
10 Correct 89 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 5 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 4 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 90 ms 384 KB Output is correct
22 Correct 92 ms 384 KB Output is correct
23 Correct 93 ms 384 KB Output is correct
24 Correct 90 ms 384 KB Output is correct
25 Correct 89 ms 384 KB Output is correct
26 Correct 94 ms 384 KB Output is correct
27 Correct 90 ms 384 KB Output is correct
28 Correct 88 ms 384 KB Output is correct
29 Correct 93 ms 384 KB Output is correct
30 Correct 91 ms 384 KB Output is correct
31 Correct 92 ms 384 KB Output is correct
32 Correct 90 ms 384 KB Output is correct
33 Execution timed out 2088 ms 512 KB Time limit exceeded
34 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 83 ms 384 KB Output is correct
2 Correct 80 ms 384 KB Output is correct
3 Correct 79 ms 384 KB Output is correct
4 Correct 77 ms 384 KB Output is correct
5 Correct 83 ms 384 KB Output is correct
6 Correct 82 ms 384 KB Output is correct
7 Correct 78 ms 384 KB Output is correct
8 Correct 78 ms 384 KB Output is correct
9 Correct 79 ms 384 KB Output is correct
10 Correct 80 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 4 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 88 ms 384 KB Output is correct
17 Correct 86 ms 384 KB Output is correct
18 Correct 89 ms 384 KB Output is correct
19 Correct 86 ms 504 KB Output is correct
20 Correct 87 ms 504 KB Output is correct
21 Correct 90 ms 384 KB Output is correct
22 Correct 88 ms 384 KB Output is correct
23 Correct 90 ms 384 KB Output is correct
24 Correct 86 ms 384 KB Output is correct
25 Correct 89 ms 384 KB Output is correct
26 Correct 5 ms 384 KB Output is correct
27 Correct 4 ms 384 KB Output is correct
28 Correct 5 ms 384 KB Output is correct
29 Correct 4 ms 384 KB Output is correct
30 Correct 5 ms 384 KB Output is correct
31 Correct 5 ms 384 KB Output is correct
32 Correct 5 ms 384 KB Output is correct
33 Correct 4 ms 384 KB Output is correct
34 Correct 4 ms 384 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 90 ms 384 KB Output is correct
37 Correct 92 ms 384 KB Output is correct
38 Correct 93 ms 384 KB Output is correct
39 Correct 90 ms 384 KB Output is correct
40 Correct 89 ms 384 KB Output is correct
41 Correct 94 ms 384 KB Output is correct
42 Correct 90 ms 384 KB Output is correct
43 Correct 88 ms 384 KB Output is correct
44 Correct 93 ms 384 KB Output is correct
45 Correct 91 ms 384 KB Output is correct
46 Correct 92 ms 384 KB Output is correct
47 Correct 90 ms 384 KB Output is correct
48 Execution timed out 2088 ms 512 KB Time limit exceeded
49 Halted 0 ms 0 KB -