oj.uz

Submission #112278

# Submission time Handle Problem Language Result Execution time Memory
112278 2019-05-18T12:33:33 Z dolphingarlic Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
 1000 ms 10564 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#define FOR(i, x, y) for (ll i = x; i < y; i++)
typedef long long ll;
using namespace std;

struct Doge {
    ll jumps, pos, size, direction;
};

vector<pair<ll, ll>> sky[300001];
bool visited[300001];

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    fill(visited, visited + 300001, false);
    ll n, m;
    cin >> n >> m;
    ll size = 0, pos = 0;
    FOR(i, 0, m) {
        ll a, b;
        cin >> a >> b;
        sky[a].push_back({i, b});
        if (i == 0) size = b, pos = a;
    }

    queue<Doge> q;
    q.push({0, pos, size, 1});
    q.push({0, pos, size, 0});

    while (!q.empty()) {
        Doge curr = q.front();
        q.pop();
        // cout << curr.jumps << ' ' << curr.pos << ' ' << curr.size << ' '
        //      << curr.direction << '\n';

        if (curr.pos > -1 && curr.pos < n && !visited[curr.pos]) {
            visited[curr.pos] = true;
            for (auto& i : sky[curr.pos]) {
                if (i.first == 1) return cout << curr.jumps << '\n', 0;
                if (i.second != curr.size) {
                    q.push({curr.jumps + 1, curr.pos + i.second, i.second, 1});
                    q.push({curr.jumps + 1, curr.pos - i.second, i.second, 0});
                }
            }
        }

        if (curr.direction == 1 && curr.pos + curr.size < n)
            q.push({curr.jumps + 1, curr.pos + curr.size, curr.size, 1});
        else if (curr.direction == 0 && curr.pos - curr.size > -1)
            q.push({curr.jumps + 1, curr.pos - curr.size, curr.size, 0});
    }
    cout << "-1\n";
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 7680 KB Output is correct
2 Correct 7 ms 7680 KB Output is correct
3 Correct 7 ms 7680 KB Output is correct
4 Correct 7 ms 7680 KB Output is correct
5 Correct 7 ms 7680 KB Output is correct
6 Correct 7 ms 7680 KB Output is correct
7 Correct 7 ms 7680 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 7680 KB Output is correct
2 Correct 8 ms 7680 KB Output is correct
3 Correct 8 ms 7680 KB Output is correct
4 Correct 8 ms 7680 KB Output is correct
5 Correct 9 ms 7652 KB Output is correct
6 Correct 8 ms 7680 KB Output is correct
7 Correct 7 ms 7680 KB Output is correct
8 Correct 8 ms 7680 KB Output is correct
9 Correct 8 ms 7680 KB Output is correct
10 Correct 8 ms 7772 KB Output is correct
11 Correct 15 ms 7680 KB Output is correct
12 Correct 7 ms 7680 KB Output is correct
13 Correct 8 ms 7680 KB Output is correct
14 Correct 9 ms 7936 KB Output is correct
15 Correct 8 ms 7808 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 7680 KB Output is correct
2 Correct 8 ms 7680 KB Output is correct
3 Correct 7 ms 7680 KB Output is correct
4 Correct 8 ms 7808 KB Output is correct
5 Correct 8 ms 7680 KB Output is correct
6 Correct 8 ms 7680 KB Output is correct
7 Correct 8 ms 7680 KB Output is correct
8 Correct 8 ms 7652 KB Output is correct
9 Correct 7 ms 7680 KB Output is correct
10 Correct 8 ms 7680 KB Output is correct
11 Correct 8 ms 7680 KB Output is correct
12 Correct 8 ms 7680 KB Output is correct
13 Correct 7 ms 7808 KB Output is correct
14 Correct 8 ms 7804 KB Output is correct
15 Correct 27 ms 7936 KB Output is correct
16 Correct 8 ms 7680 KB Output is correct
17 Correct 8 ms 7808 KB Output is correct
18 Correct 8 ms 7680 KB Output is correct
19 Correct 8 ms 7652 KB Output is correct
20 Correct 8 ms 7680 KB Output is correct
21 Correct 8 ms 7680 KB Output is correct
22 Correct 8 ms 7808 KB Output is correct
23 Correct 8 ms 7680 KB Output is correct
24 Correct 9 ms 7808 KB Output is correct
25 Correct 8 ms 7808 KB Output is correct
26 Correct 8 ms 7808 KB Output is correct
27 Correct 8 ms 7680 KB Output is correct
28 Correct 8 ms 7680 KB Output is correct
29 Correct 8 ms 7808 KB Output is correct
30 Correct 7 ms 7680 KB Output is correct
31 Correct 8 ms 7680 KB Output is correct
32 Correct 7 ms 7680 KB Output is correct
33 Correct 9 ms 7936 KB Output is correct
34 Correct 9 ms 7936 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 7680 KB Output is correct
2 Correct 8 ms 7680 KB Output is correct
3 Correct 7 ms 7680 KB Output is correct
4 Correct 8 ms 7680 KB Output is correct
5 Correct 7 ms 7680 KB Output is correct
6 Correct 8 ms 7680 KB Output is correct
7 Correct 7 ms 7680 KB Output is correct
8 Correct 9 ms 7680 KB Output is correct
9 Correct 7 ms 7680 KB Output is correct
10 Correct 7 ms 7680 KB Output is correct
11 Correct 8 ms 7808 KB Output is correct
12 Correct 8 ms 7680 KB Output is correct
13 Correct 8 ms 7808 KB Output is correct
14 Correct 7 ms 7808 KB Output is correct
15 Correct 8 ms 7808 KB Output is correct
16 Correct 7 ms 7680 KB Output is correct
17 Correct 8 ms 7808 KB Output is correct
18 Correct 7 ms 7680 KB Output is correct
19 Correct 8 ms 7680 KB Output is correct
20 Correct 10 ms 7808 KB Output is correct
21 Correct 8 ms 7680 KB Output is correct
22 Correct 8 ms 7652 KB Output is correct
23 Correct 8 ms 7680 KB Output is correct
24 Correct 8 ms 7808 KB Output is correct
25 Correct 8 ms 7680 KB Output is correct
26 Correct 8 ms 7808 KB Output is correct
27 Correct 8 ms 7852 KB Output is correct
28 Correct 9 ms 7808 KB Output is correct
29 Correct 8 ms 7808 KB Output is correct
30 Correct 8 ms 7680 KB Output is correct
31 Correct 8 ms 7680 KB Output is correct
32 Correct 8 ms 7680 KB Output is correct
33 Correct 9 ms 7888 KB Output is correct
34 Correct 8 ms 7808 KB Output is correct
35 Correct 16 ms 9856 KB Output is correct
36 Correct 12 ms 7936 KB Output is correct
37 Correct 13 ms 8960 KB Output is correct
38 Correct 16 ms 10112 KB Output is correct
39 Correct 15 ms 8704 KB Output is correct
40 Correct 16 ms 8832 KB Output is correct
41 Correct 16 ms 10112 KB Output is correct
42 Correct 13 ms 8576 KB Output is correct
43 Correct 12 ms 8576 KB Output is correct
44 Correct 13 ms 8596 KB Output is correct
45 Correct 20 ms 10496 KB Output is correct
46 Correct 17 ms 10496 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 7680 KB Output is correct
2 Correct 8 ms 7680 KB Output is correct
3 Correct 7 ms 7680 KB Output is correct
4 Correct 7 ms 7680 KB Output is correct
5 Correct 7 ms 7680 KB Output is correct
6 Correct 7 ms 7680 KB Output is correct
7 Correct 7 ms 7680 KB Output is correct
8 Correct 8 ms 7680 KB Output is correct
9 Correct 8 ms 7680 KB Output is correct
10 Correct 8 ms 7700 KB Output is correct
11 Correct 8 ms 7680 KB Output is correct
12 Correct 9 ms 7808 KB Output is correct
13 Correct 9 ms 7680 KB Output is correct
14 Correct 17 ms 7936 KB Output is correct
15 Correct 9 ms 7908 KB Output is correct
16 Correct 8 ms 7680 KB Output is correct
17 Correct 8 ms 7808 KB Output is correct
18 Correct 8 ms 7680 KB Output is correct
19 Correct 7 ms 7680 KB Output is correct
20 Correct 8 ms 7680 KB Output is correct
21 Correct 8 ms 7680 KB Output is correct
22 Correct 8 ms 7680 KB Output is correct
23 Correct 8 ms 7680 KB Output is correct
24 Correct 8 ms 7808 KB Output is correct
25 Correct 8 ms 7680 KB Output is correct
26 Correct 8 ms 7808 KB Output is correct
27 Correct 8 ms 7808 KB Output is correct
28 Correct 8 ms 7808 KB Output is correct
29 Correct 8 ms 7808 KB Output is correct
30 Correct 8 ms 7680 KB Output is correct
31 Correct 8 ms 7680 KB Output is correct
32 Correct 9 ms 7680 KB Output is correct
33 Correct 10 ms 7936 KB Output is correct
34 Correct 8 ms 7936 KB Output is correct
35 Correct 17 ms 9856 KB Output is correct
36 Correct 9 ms 7884 KB Output is correct
37 Correct 13 ms 8960 KB Output is correct
38 Correct 16 ms 10112 KB Output is correct
39 Correct 14 ms 8704 KB Output is correct
40 Correct 15 ms 8696 KB Output is correct
41 Correct 17 ms 10240 KB Output is correct
42 Correct 13 ms 8576 KB Output is correct
43 Correct 13 ms 8576 KB Output is correct
44 Correct 13 ms 8596 KB Output is correct
45 Correct 21 ms 10564 KB Output is correct
46 Correct 18 ms 10496 KB Output is correct
47 Correct 16 ms 9088 KB Output is correct
48 Correct 15 ms 8576 KB Output is correct
49 Correct 14 ms 8448 KB Output is correct
50 Correct 13 ms 8320 KB Output is correct
51 Correct 19 ms 9208 KB Output is correct
52 Correct 19 ms 9216 KB Output is correct
53 Correct 17 ms 8832 KB Output is correct
54 Correct 8 ms 7680 KB Output is correct
55 Correct 8 ms 7680 KB Output is correct
56 Correct 17 ms 8832 KB Output is correct
57 Correct 9 ms 7844 KB Output is correct
58 Execution timed out 1070 ms 10364 KB Time limit exceeded
59 Halted 0 ms 0 KB -