답안 #46601 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
46601	2018-04-22T08:22:36 Z	tieunhi	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	899 ms	27636 KB

skyscraper

#include <bits/stdc++.h>
#define pii pair<int, int>
#define mp make_pair
#define F first
#define S second
#define PB push_back
#define N 30005
#define MAGIC 205
#define maxc 1000000007

using namespace std;

int n, m, b[N], p[N];
vector<int> vec[N];
int d[N][MAGIC];

struct state
{
    int l, x, w;
    state(int _l=0, int _x=0, int _w=0) : l(_l), x(_x), w(_w) {}
    bool operator < (const state &rhs) const
    {
        return l > rhs.l;
    }
};
int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    //freopen("INP.TXT", "r", stdin);
    cin >> n >> m;
    for (int i = 0; i < m; i++)
    {
        cin >> b[i] >> p[i];
        vec[b[i]].PB(p[i]);
    }
    priority_queue<state>q;
    q.push(state(0, b[0], 0));

    memset(d, 60, sizeof d);
    d[b[0]][0] = 0;
    while (!q.empty())
    {
        auto z = q.top(); q.pop();
        int l = z.l;
        int x = z.x;
        int w = z.w;

        if (d[x][w] < l) continue;

        if (x == b[1])
        {
            cout <<l;
            return 0;
        }
        if (w)
        {
            if (d[x][0] > l) {
                d[x][0] = l; q.push(state(l, x, 0));
            }
            if (x + w < n && d[x + w][w] > l + 1) {
                d[x + w][w] = l+1; q.push(state(l+1, x+w, w));
            }
            if (x - w >= 0 && d[x - w][w] > l + 1) {
                d[x - w][w] = l+1; q.push(state(l+1, x-w, w));
            }
        }
        else
        {
            for (auto ww : vec[x])
            {
                if (ww >= MAGIC)
                {
                    for (int y = x % ww; y < n; y += ww)
                        if (d[y][0] > d[x][w] + abs(x - y)/ww)
                        {
                            d[y][0] = d[x][w] + abs(x - y)/ww;
                            q.push(state(d[y][0], y, 0));
                        }
                }
                else
                {
                    if (d[x][ww] > l)
                    {
                        d[x][ww] = l;
                        q.push(state(d[x][ww], x, ww));
                    }
                }
            }
        }
    }
    cout <<-1;
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	21 ms	25080 KB	Output is correct
2	Correct	20 ms	25208 KB	Output is correct
3	Correct	20 ms	25248 KB	Output is correct
4	Correct	20 ms	25292 KB	Output is correct
5	Correct	20 ms	25292 KB	Output is correct
6	Correct	20 ms	25292 KB	Output is correct
7	Correct	22 ms	25468 KB	Output is correct

Subtask #2
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	20 ms	25468 KB	Output is correct
2	Correct	19 ms	25468 KB	Output is correct
3	Correct	20 ms	25468 KB	Output is correct
4	Correct	20 ms	25468 KB	Output is correct
5	Correct	20 ms	25468 KB	Output is correct
6	Correct	20 ms	25468 KB	Output is correct
7	Correct	20 ms	25468 KB	Output is correct
8	Correct	20 ms	25468 KB	Output is correct
9	Correct	20 ms	25468 KB	Output is correct
10	Correct	23 ms	25468 KB	Output is correct
11	Correct	21 ms	25468 KB	Output is correct
12	Correct	21 ms	25468 KB	Output is correct
13	Correct	23 ms	25468 KB	Output is correct
14	Correct	21 ms	25468 KB	Output is correct
15	Correct	24 ms	25468 KB	Output is correct

Subtask #3
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	24 ms	25468 KB	Output is correct
2	Correct	20 ms	25468 KB	Output is correct
3	Correct	20 ms	25468 KB	Output is correct
4	Correct	20 ms	25468 KB	Output is correct
5	Correct	20 ms	25468 KB	Output is correct
6	Correct	20 ms	25468 KB	Output is correct
7	Correct	21 ms	25468 KB	Output is correct
8	Correct	20 ms	25468 KB	Output is correct
9	Correct	20 ms	25468 KB	Output is correct
10	Correct	20 ms	25468 KB	Output is correct
11	Correct	20 ms	25468 KB	Output is correct
12	Correct	20 ms	25468 KB	Output is correct
13	Correct	22 ms	25468 KB	Output is correct
14	Correct	21 ms	25468 KB	Output is correct
15	Correct	24 ms	25468 KB	Output is correct
16	Correct	21 ms	25468 KB	Output is correct
17	Correct	22 ms	25468 KB	Output is correct
18	Correct	20 ms	25468 KB	Output is correct
19	Correct	20 ms	25468 KB	Output is correct
20	Correct	21 ms	25468 KB	Output is correct
21	Correct	20 ms	25468 KB	Output is correct
22	Correct	20 ms	25468 KB	Output is correct
23	Correct	21 ms	25468 KB	Output is correct
24	Correct	25 ms	25468 KB	Output is correct
25	Correct	22 ms	25468 KB	Output is correct
26	Correct	24 ms	25468 KB	Output is correct
27	Correct	21 ms	25468 KB	Output is correct
28	Correct	24 ms	25468 KB	Output is correct
29	Correct	29 ms	25468 KB	Output is correct
30	Correct	26 ms	25468 KB	Output is correct
31	Correct	23 ms	25468 KB	Output is correct
32	Correct	22 ms	25468 KB	Output is correct
33	Correct	30 ms	25468 KB	Output is correct
34	Correct	26 ms	25468 KB	Output is correct

Subtask #4
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	21 ms	25468 KB	Output is correct
2	Correct	20 ms	25468 KB	Output is correct
3	Correct	21 ms	25468 KB	Output is correct
4	Correct	21 ms	25468 KB	Output is correct
5	Correct	22 ms	25468 KB	Output is correct
6	Correct	20 ms	25468 KB	Output is correct
7	Correct	20 ms	25468 KB	Output is correct
8	Correct	20 ms	25468 KB	Output is correct
9	Correct	20 ms	25468 KB	Output is correct
10	Correct	21 ms	25468 KB	Output is correct
11	Correct	20 ms	25468 KB	Output is correct
12	Correct	21 ms	25468 KB	Output is correct
13	Correct	21 ms	25468 KB	Output is correct
14	Correct	21 ms	25468 KB	Output is correct
15	Correct	21 ms	25468 KB	Output is correct
16	Correct	20 ms	25468 KB	Output is correct
17	Correct	22 ms	25468 KB	Output is correct
18	Correct	21 ms	25468 KB	Output is correct
19	Correct	24 ms	25468 KB	Output is correct
20	Correct	25 ms	25468 KB	Output is correct
21	Correct	21 ms	25468 KB	Output is correct
22	Correct	21 ms	25468 KB	Output is correct
23	Correct	22 ms	25468 KB	Output is correct
24	Correct	23 ms	25468 KB	Output is correct
25	Correct	23 ms	25468 KB	Output is correct
26	Correct	21 ms	25468 KB	Output is correct
27	Correct	23 ms	25468 KB	Output is correct
28	Correct	24 ms	25592 KB	Output is correct
29	Correct	25 ms	25592 KB	Output is correct
30	Correct	26 ms	25592 KB	Output is correct
31	Correct	23 ms	25592 KB	Output is correct
32	Correct	22 ms	25592 KB	Output is correct
33	Correct	30 ms	25592 KB	Output is correct
34	Correct	26 ms	25592 KB	Output is correct
35	Correct	29 ms	25980 KB	Output is correct
36	Correct	23 ms	25980 KB	Output is correct
37	Correct	26 ms	25980 KB	Output is correct
38	Correct	28 ms	25980 KB	Output is correct
39	Correct	28 ms	25980 KB	Output is correct
40	Correct	27 ms	25980 KB	Output is correct
41	Correct	32 ms	25980 KB	Output is correct
42	Correct	26 ms	25980 KB	Output is correct
43	Correct	25 ms	25980 KB	Output is correct
44	Correct	26 ms	25980 KB	Output is correct
45	Correct	66 ms	26304 KB	Output is correct
46	Correct	44 ms	26304 KB	Output is correct

Subtask #5
43.0 / 43.0

#	결과	실행 시간	메모리	Grader output
1	Correct	24 ms	26304 KB	Output is correct
2	Correct	20 ms	26304 KB	Output is correct
3	Correct	21 ms	26304 KB	Output is correct
4	Correct	22 ms	26304 KB	Output is correct
5	Correct	24 ms	26304 KB	Output is correct
6	Correct	23 ms	26304 KB	Output is correct
7	Correct	21 ms	26304 KB	Output is correct
8	Correct	20 ms	26304 KB	Output is correct
9	Correct	20 ms	26304 KB	Output is correct
10	Correct	21 ms	26304 KB	Output is correct
11	Correct	20 ms	26304 KB	Output is correct
12	Correct	20 ms	26304 KB	Output is correct
13	Correct	20 ms	26304 KB	Output is correct
14	Correct	21 ms	26304 KB	Output is correct
15	Correct	21 ms	26304 KB	Output is correct
16	Correct	21 ms	26304 KB	Output is correct
17	Correct	22 ms	26304 KB	Output is correct
18	Correct	21 ms	26304 KB	Output is correct
19	Correct	23 ms	26304 KB	Output is correct
20	Correct	21 ms	26304 KB	Output is correct
21	Correct	21 ms	26304 KB	Output is correct
22	Correct	21 ms	26304 KB	Output is correct
23	Correct	21 ms	26304 KB	Output is correct
24	Correct	21 ms	26304 KB	Output is correct
25	Correct	22 ms	26304 KB	Output is correct
26	Correct	22 ms	26304 KB	Output is correct
27	Correct	21 ms	26304 KB	Output is correct
28	Correct	27 ms	26304 KB	Output is correct
29	Correct	32 ms	26304 KB	Output is correct
30	Correct	22 ms	26304 KB	Output is correct
31	Correct	23 ms	26304 KB	Output is correct
32	Correct	24 ms	26304 KB	Output is correct
33	Correct	30 ms	26304 KB	Output is correct
34	Correct	27 ms	26304 KB	Output is correct
35	Correct	32 ms	26304 KB	Output is correct
36	Correct	24 ms	26304 KB	Output is correct
37	Correct	26 ms	26304 KB	Output is correct
38	Correct	30 ms	26304 KB	Output is correct
39	Correct	27 ms	26304 KB	Output is correct
40	Correct	28 ms	26304 KB	Output is correct
41	Correct	28 ms	26304 KB	Output is correct
42	Correct	25 ms	26304 KB	Output is correct
43	Correct	25 ms	26304 KB	Output is correct
44	Correct	25 ms	26304 KB	Output is correct
45	Correct	70 ms	26304 KB	Output is correct
46	Correct	46 ms	26356 KB	Output is correct
47	Correct	32 ms	26428 KB	Output is correct
48	Correct	28 ms	26428 KB	Output is correct
49	Correct	27 ms	26428 KB	Output is correct
50	Correct	26 ms	26428 KB	Output is correct
51	Correct	41 ms	26684 KB	Output is correct
52	Correct	43 ms	26684 KB	Output is correct
53	Correct	32 ms	26684 KB	Output is correct
54	Correct	21 ms	26684 KB	Output is correct
55	Correct	26 ms	26684 KB	Output is correct
56	Correct	35 ms	26684 KB	Output is correct
57	Correct	23 ms	26684 KB	Output is correct
58	Correct	31 ms	26684 KB	Output is correct
59	Correct	31 ms	26684 KB	Output is correct
60	Correct	31 ms	26684 KB	Output is correct
61	Correct	29 ms	26684 KB	Output is correct
62	Correct	73 ms	26684 KB	Output is correct
63	Correct	68 ms	27448 KB	Output is correct
64	Correct	75 ms	27508 KB	Output is correct
65	Correct	443 ms	27508 KB	Output is correct
66	Correct	899 ms	27508 KB	Output is correct
67	Correct	402 ms	27636 KB	Output is correct

답안 #46601

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 12.0 / 12.0

Subtask #3 14.0 / 14.0

Subtask #4 21.0 / 21.0

Subtask #5 43.0 / 43.0

Subtask #1
10.0 / 10.0

Subtask #2
12.0 / 12.0

Subtask #3
14.0 / 14.0

Subtask #4
21.0 / 21.0

Subtask #5
43.0 / 43.0