oj.uz

Submission #366513

# Submission time Handle Problem Language Result Execution time Memory
366513 2021-02-14T10:17:29 Z idk321 Pinball (JOI14_pinball) C++11
29 / 100
 63 ms 6380 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const ll M = 1000000000000000000LL;
const int N = 605;


int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);

    int m, n;
    cin >> m >> n;
    vector<array<int, 4>> devices(m);
    set<int> values;
    values.insert(1);
    values.insert(n);
    for (int i = 0; i < m; i++)
    {
        int a, b, c, d;
        cin >> a >> b >> c >> d;
        devices[i][0] = a;
        values.insert(a);
        devices[i][1] = b;
        values.insert(b);
        values.insert(c);
        devices[i][2] = c;
        devices[i][3] = d;
    }

    map<int, int> to;
    int curTo = 1;
    for (int i : values)
    {
        to[i] = curTo;
        curTo++;
    }
    n = to[n];
    for (auto& device : devices)
    {
        for (int i = 0; i <= 2; i++) device[i] = to[device[i]];
    }

    ll dp[N][N];
    for (int i = 0; i <N; i++) for (int j = 0; j < N; j++) dp[i][j] = M;
    for (int i = m - 1; i >= 0; i--)
    {
        int x = devices[i][0];
        int y = devices[i][1];
        int c = devices[i][2];
        int d = devices[i][3];
        dp[x][y] = min<ll>(dp[x][y], d);
        for (int j = 1; j <= n; j++)
        {
            for (int k = j; k <= n; k++)
            {
                if (c >= j && c <= k)
                {
                    dp[min(j, x)][max(k, y)] = min(dp[min(j, x)][max(k, y)], dp[j][k] + d);

                }
            }
        }

    }



    if (dp[1][n] == M) cout << -1 << "\n";
    else cout << dp[1][n] << "\n";
}

/*
5 6
2 4 3 5
1 2 2 8
3 6 5 2
4 6 4 7
2 4 3 10
*/

/*
6 6
2 4 3 5
1 2 2 8
3 6 5 2
4 6 4 7
2 4 3 10
1 5 1 4
*/

/*
3 5
2 4 3 10
1 3 1 20
2 5 4 30
*/

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3180 KB Output is correct
2 Correct 2 ms 3180 KB Output is correct
3 Correct 2 ms 3180 KB Output is correct
4 Correct 2 ms 3180 KB Output is correct
5 Correct 2 ms 3180 KB Output is correct
6 Correct 2 ms 3180 KB Output is correct
7 Correct 2 ms 3180 KB Output is correct
8 Correct 3 ms 3180 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3180 KB Output is correct
2 Correct 2 ms 3180 KB Output is correct
3 Correct 2 ms 3180 KB Output is correct
4 Correct 2 ms 3180 KB Output is correct
5 Correct 2 ms 3180 KB Output is correct
6 Correct 2 ms 3180 KB Output is correct
7 Correct 2 ms 3180 KB Output is correct
8 Correct 3 ms 3180 KB Output is correct
9 Correct 4 ms 3180 KB Output is correct
10 Correct 10 ms 3180 KB Output is correct
11 Correct 15 ms 3180 KB Output is correct
12 Correct 60 ms 3436 KB Output is correct
13 Correct 63 ms 3436 KB Output is correct
14 Correct 58 ms 3308 KB Output is correct

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3180 KB Output is correct
2 Correct 2 ms 3180 KB Output is correct
3 Correct 2 ms 3180 KB Output is correct
4 Correct 2 ms 3180 KB Output is correct
5 Correct 2 ms 3180 KB Output is correct
6 Correct 2 ms 3180 KB Output is correct
7 Correct 2 ms 3180 KB Output is correct
8 Correct 3 ms 3180 KB Output is correct
9 Correct 4 ms 3180 KB Output is correct
10 Correct 10 ms 3180 KB Output is correct
11 Correct 15 ms 3180 KB Output is correct
12 Correct 60 ms 3436 KB Output is correct
13 Correct 63 ms 3436 KB Output is correct
14 Correct 58 ms 3308 KB Output is correct
15 Correct 3 ms 3180 KB Output is correct
16 Runtime error 7 ms 6380 KB Execution killed with signal 11
17 Halted 0 ms 0 KB -

Subtask #4
0 / 49.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 3180 KB Output is correct
2 Correct 2 ms 3180 KB Output is correct
3 Correct 2 ms 3180 KB Output is correct
4 Correct 2 ms 3180 KB Output is correct
5 Correct 2 ms 3180 KB Output is correct
6 Correct 2 ms 3180 KB Output is correct
7 Correct 2 ms 3180 KB Output is correct
8 Correct 3 ms 3180 KB Output is correct
9 Correct 4 ms 3180 KB Output is correct
10 Correct 10 ms 3180 KB Output is correct
11 Correct 15 ms 3180 KB Output is correct
12 Correct 60 ms 3436 KB Output is correct
13 Correct 63 ms 3436 KB Output is correct
14 Correct 58 ms 3308 KB Output is correct
15 Correct 3 ms 3180 KB Output is correct
16 Runtime error 7 ms 6380 KB Execution killed with signal 11
17 Halted 0 ms 0 KB -