Submission #312952

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
312952	2020-10-14T20:07:35 Z	fergonzgut21	Mecho (IOI09_mecho)	C++17	4 / 100	34 ms	9088 KB

mecho

#include <iostream>
#include <queue>
#define MAX 805
using namespace std;

struct bee
{
    short int x;
    short int y;
    int t;
    int r;
};

int N, S, sx, sy, ex, ey, B[MAX][MAX], vis[MAX][MAX][2], rilres = -1;
char A[MAX][MAX];
queue <bee> qiu, qiu2;
bee temp;

void solve ()
{
    while (!qiu.empty())
    {
        temp = qiu.front();
        qiu.pop();
        temp.t++;
        if (B[temp.x - 1][temp.y] == -1 && A[temp.x - 1][temp.y] != 'T' && A[temp.x - 1][temp.y] != 'D')
        {
            B[temp.x - 1][temp.y] = temp.t;
            temp.x--;
            qiu.push(temp);
            temp.x++;
        }
        if (B[temp.x + 1][temp.y] == -1 && A[temp.x + 1][temp.y] != 'T' && A[temp.x + 1][temp.y] != 'D')
        {
            B[temp.x + 1][temp.y] = temp.t;
            temp.x++;
            qiu.push(temp);
            temp.x--;
        }
        if (B[temp.x][temp.y - 1] == -1 && A[temp.x][temp.y - 1] != 'T' && A[temp.x][temp.y - 1] != 'D')
        {
            B[temp.x][temp.y - 1] = temp.t;
            temp.y--;
            qiu.push(temp);
            temp.y++;
        }
        if (B[temp.x][temp.y + 1] == -1 && A[temp.x][temp.y + 1] != 'T' && A[temp.x][temp.y + 1] != 'D')
        {
            B[temp.x][temp.y + 1] = temp.t;
            temp.y++;
            qiu.push(temp);
            temp.y--;
        }
    }
}

int solve2(int x, int y, int t, int r)
{
    temp.x = x;
    temp.y = y;
    temp.t = t;
    temp.r = r;
    qiu2.push(temp);
    while (!qiu2.empty())
    {
        temp = qiu2.front();
        qiu2.pop();
        //cout << temp.x << " " << temp.y << " " << temp.t << " " << temp.r << endl;
        if (temp.x == ex && temp.y == ey)
            rilres = max(rilres,temp.r);
        if (temp.r + (temp.t / S) >= B[temp.x][temp.y])
            temp.r -= ((temp.r + (temp.t / S)) - B[temp.x][temp.y] + 1);
        //cout << temp.x << " " << temp.y << " " << temp.t << " " << temp.r << endl;
        if (temp.r < 0 || temp.r <= rilres)
            break;
        temp.t++;
        //cout << vis[temp.x][temp.y][0] << " " << vis[temp.x][temp.y][1] << endl;
        if (vis[temp.x + 1][temp.y][1] <= temp.r && A[temp.x + 1][temp.y] != 'T')
        {
            if ((vis[temp.x + 1][temp.y][1] == temp.r && vis[temp.x + 1][temp.y][0] > temp.t) || vis[temp.x + 1][temp.y][1] < temp.r)
            {
                //cout << "SI" << endl;
                vis[temp.x + 1][temp.y][1] = temp.r;
                vis[temp.x + 1][temp.y][0] = temp.t;
                temp.x++;
                qiu2.push(temp);
                temp.x--;
            }
        }
        if (vis[temp.x - 1][temp.y][1] <= temp.r && A[temp.x - 1][temp.y] != 'T')
        {
            if ((vis[temp.x - 1][temp.y][1] == temp.r && vis[temp.x - 1][temp.y][0] > temp.t) || vis[temp.x - 1][temp.y][1] < temp.r)
            {
                vis[temp.x - 1][temp.y][1] = temp.r;
                vis[temp.x - 1][temp.y][0] = temp.t;
                temp.x--;
                qiu2.push(temp);
                temp.x++;
            }
        }
        if (vis[temp.x][temp.y + 1][1] <= temp.r && A[temp.x][temp.y + 1] != 'T')
        {
            if ((vis[temp.x][temp.y + 1][1] == temp.r && vis[temp.x][temp.y + 1][0] > temp.t) || vis[temp.x][temp.y + 1][1] < temp.r)
            {
                vis[temp.x][temp.y + 1][1] = temp.r;
                vis[temp.x][temp.y + 1][0] = temp.t;
                temp.y++;
                qiu2.push(temp);
                temp.y--;
            }
        }
        if (vis[temp.x][temp.y - 1][1] <= temp.r && A[temp.x][temp.y - 1] != 'T')
        {
            if ((vis[temp.x][temp.y - 1][1] == temp.r && vis[temp.x][temp.y - 1][0] > temp.t) || vis[temp.x][temp.y - 1][1] < temp.r)
            {
                vis[temp.x][temp.y - 1][1] = temp.r;
                vis[temp.x][temp.y - 1][0] = temp.t;
                temp.y--;
                qiu2.push(temp);
                temp.y++;
            }
        }
    }
    return -1;
}

int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0);
    cin >> N >> S;
    for (int i = 1; i <= N; i++)
        for (int j = 1; j <= N; j++)
        {
            cin >> A[i][j];
            vis[i][j][1] = -1;
            vis[i][j][0] = 32700;
            B[i][j] = -1;
            if (A[i][j] == 'M')
            {
                sx = i;
                sy = j;
            }
            if (A[i][j] == 'D')
            {
                ex = i;
                ey = j;
            }
            if (A[i][j] == 'H')
            {
                temp.x = i;
                temp.y = j;
                temp.t = 0;
                B[i][j] = 0;
                qiu.push(temp);
            }
        }
    solve();
    /*cout << endl;
    for (int i = 1; i <= N; i++)
    {
        for (int j = 1; j <= N; j++)
        {
            cout << B[i][j] << " ";
        }
        cout << endl;
    }*/
    vis[sx][sy][1] = 32700;
    vis[sx][sy][0] = 0;
    solve2(sx, sy, 0, B[sx][sy] - 1);
    cout << rilres;
    return 0;
}

Subtask #1

4.0 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	384 KB	Output isn't correct
2	Incorrect	0 ms	384 KB	Output isn't correct
3	Incorrect	1 ms	384 KB	Output isn't correct
4	Incorrect	0 ms	384 KB	Output isn't correct
5	Incorrect	0 ms	384 KB	Output isn't correct
6	Incorrect	1 ms	384 KB	Output isn't correct
7	Incorrect	28 ms	8832 KB	Output isn't correct
8	Correct	1 ms	512 KB	Output is correct
9	Incorrect	1 ms	512 KB	Output isn't correct
10	Incorrect	1 ms	512 KB	Output isn't correct
11	Incorrect	1 ms	512 KB	Output isn't correct
12	Incorrect	1 ms	896 KB	Output isn't correct
13	Incorrect	1 ms	768 KB	Output isn't correct
14	Correct	1 ms	896 KB	Output is correct
15	Incorrect	1 ms	512 KB	Output isn't correct
16	Incorrect	1 ms	512 KB	Output isn't correct
17	Incorrect	1 ms	512 KB	Output isn't correct
18	Incorrect	1 ms	512 KB	Output isn't correct
19	Incorrect	1 ms	640 KB	Output isn't correct
20	Incorrect	1 ms	640 KB	Output isn't correct
21	Incorrect	1 ms	640 KB	Output isn't correct
22	Incorrect	1 ms	640 KB	Output isn't correct
23	Incorrect	1 ms	800 KB	Output isn't correct
24	Incorrect	1 ms	800 KB	Output isn't correct
25	Incorrect	1 ms	896 KB	Output isn't correct
26	Incorrect	1 ms	896 KB	Output isn't correct
27	Incorrect	1 ms	896 KB	Output isn't correct
28	Incorrect	1 ms	896 KB	Output isn't correct
29	Incorrect	1 ms	896 KB	Output isn't correct
30	Incorrect	1 ms	896 KB	Output isn't correct
31	Incorrect	1 ms	1024 KB	Output isn't correct
32	Incorrect	1 ms	1024 KB	Output isn't correct
33	Incorrect	6 ms	3968 KB	Output isn't correct
34	Incorrect	5 ms	3968 KB	Output isn't correct
35	Incorrect	6 ms	3968 KB	Output isn't correct
36	Incorrect	7 ms	4608 KB	Output isn't correct
37	Incorrect	7 ms	4608 KB	Output isn't correct
38	Incorrect	8 ms	4608 KB	Output isn't correct
39	Incorrect	9 ms	5120 KB	Output isn't correct
40	Incorrect	8 ms	5120 KB	Output isn't correct
41	Incorrect	9 ms	5120 KB	Output isn't correct
42	Incorrect	10 ms	5632 KB	Output isn't correct
43	Incorrect	10 ms	5632 KB	Output isn't correct
44	Incorrect	11 ms	5632 KB	Output isn't correct
45	Incorrect	12 ms	6144 KB	Output isn't correct
46	Incorrect	11 ms	6144 KB	Output isn't correct
47	Incorrect	13 ms	6272 KB	Output isn't correct
48	Incorrect	14 ms	6656 KB	Output isn't correct
49	Incorrect	13 ms	6656 KB	Output isn't correct
50	Incorrect	15 ms	6656 KB	Output isn't correct
51	Incorrect	16 ms	7168 KB	Output isn't correct
52	Incorrect	14 ms	7168 KB	Output isn't correct
53	Incorrect	17 ms	7168 KB	Output isn't correct
54	Incorrect	19 ms	7680 KB	Output isn't correct
55	Incorrect	17 ms	7680 KB	Output isn't correct
56	Incorrect	19 ms	7680 KB	Output isn't correct
57	Incorrect	20 ms	8192 KB	Output isn't correct
58	Incorrect	18 ms	8192 KB	Output isn't correct
59	Incorrect	22 ms	8192 KB	Output isn't correct
60	Incorrect	22 ms	8704 KB	Output isn't correct
61	Incorrect	20 ms	8704 KB	Output isn't correct
62	Incorrect	24 ms	8704 KB	Output isn't correct
63	Incorrect	30 ms	8704 KB	Output isn't correct
64	Incorrect	30 ms	8704 KB	Output isn't correct
65	Incorrect	31 ms	8824 KB	Output isn't correct
66	Incorrect	31 ms	8704 KB	Output isn't correct
67	Correct	31 ms	8832 KB	Output is correct
68	Incorrect	32 ms	8704 KB	Output isn't correct
69	Incorrect	34 ms	8704 KB	Output isn't correct
70	Incorrect	32 ms	8704 KB	Output isn't correct
71	Incorrect	32 ms	8704 KB	Output isn't correct
72	Incorrect	34 ms	8704 KB	Output isn't correct
73	Incorrect	29 ms	9088 KB	Output isn't correct
74	Incorrect	30 ms	9088 KB	Output isn't correct
75	Incorrect	29 ms	9088 KB	Output isn't correct
76	Incorrect	29 ms	9080 KB	Output isn't correct
77	Incorrect	29 ms	9088 KB	Output isn't correct
78	Correct	29 ms	9088 KB	Output is correct
79	Incorrect	31 ms	9080 KB	Output isn't correct
80	Incorrect	29 ms	9088 KB	Output isn't correct
81	Incorrect	30 ms	9088 KB	Output isn't correct
82	Incorrect	29 ms	9088 KB	Output isn't correct
83	Incorrect	29 ms	8956 KB	Output isn't correct
84	Incorrect	29 ms	8960 KB	Output isn't correct
85	Incorrect	29 ms	8960 KB	Output isn't correct
86	Incorrect	29 ms	8960 KB	Output isn't correct
87	Incorrect	29 ms	9080 KB	Output isn't correct
88	Incorrect	29 ms	8960 KB	Output isn't correct
89	Incorrect	29 ms	9080 KB	Output isn't correct
90	Incorrect	29 ms	8956 KB	Output isn't correct
91	Incorrect	29 ms	9080 KB	Output isn't correct
92	Incorrect	28 ms	8960 KB	Output isn't correct