Submission #1045988

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1045988	2024-08-06T08:50:40 Z	VahanAbraham	Toy (CEOI24_toy)	C++17	0 / 100	1500 ms	43296 KB

Main

#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <string>
#include <algorithm>
#include <cstring>
#include <cstdio>
#include <sstream>
#include <map>
#include <stack>
#include <set>
#include <queue>
#include <list>
#include <unordered_set>
#include <unordered_map>
#include <math.h>
#include <bitset>
#include <cmath>
#include <vector>
#include <iomanip>
#include <random>
#include <chrono>
#include <cassert>

using namespace std;

#define ll long long
#define fr first
#define sc second
#define pb push_back
#define US freopen(".in", "r", stdin); freopen("j.out", "w", stdout);

ll gcd(ll a, ll b)
{
    if (a == 0 || b == 0) {
        return  max(a, b);
    }
    if (a <= b) {
        return gcd(a, b % a);
    }
    else {
        return gcd(a % b, b);
    }
}
ll lcm(ll a, ll b) {
    return (a / gcd(a, b)) * b;
}

const int N = 400;
const ll oo = 100000000000000000, MOD = 1000000007;

struct cord {
    int x, y;
};

char grid[N][N];
bool normalahor[N][N], normalaver[N][N];
int w, h, k, l, xend, yend;
map <pair<int, pair<int, pair<int, int>>>, bool> ok;

int dxhor[3] = { 1,-1,0 };
int dxver[3] = { 1,-1,0 };
int dyhor[3] = { 1,-1,0 };
int dyver[3] = { 1,-1,0 };

queue<pair<cord, cord>> q;

pair<int, int> hatvumen(cord hor, cord ver) {
    for (int i = ver.x; i <= ver.x; ++i) {
        if (hor.y >= ver.y && hor.y <= ver.y + l - 1 && i >= hor.x && i <= hor.x + k - 1) {
            return { i,hor.y };
        }
    }
    return{ -1,-1 };
}

bool mejnahor(cord hor) {
    if (hor.x >= 0 && hor.x + k - 1 <= w - 1 && hor.y >= 0 && hor.y <= h - 1) {
        return true;
    }
    return false;
}

bool mejnaver(cord ver) {
    if (ver.x >= 0 && ver.x <= w - 1 && ver.y >= 0 && ver.y + l - 1 <= h - 1) {
        return true;
    }
    return false;
}

bool normalhor(cord hor) {
    for (int i = hor.x; i <= hor.x + k - 1; ++i) {
        if (grid[hor.y][i] == 'X') {
            return false;
        }
    }
    return true;
}

bool normalver(cord ver) {
    for (int i = ver.y; i <= ver.y + l - 1; ++i) {
        if (grid[i][ver.x] == 'X') {
            return false;
        }
    }
    return true;
}

bool stug(cord hor1, cord ver1) {
    if (mejnahor(hor1) == 1 && mejnaver(ver1) == 1 && normalahor[hor1.x][hor1.y] == 1 && normalaver[ver1.x][ver1.y] == 1) {
        pair<int, int> p = hatvumen(hor1, ver1);
        if (p.fr == xend && p.sc == yend) {
            return true;
        }
        else {
            if (p.fr != -1) {
                if (ok[{hor1.x, { hor1.y,{ver1.x,ver1.y} }}] != 1) {
                    ok[{hor1.x, { hor1.y,{ver1.x,ver1.y} }}] = 1;
                    q.push({ hor1,ver1 });
                    return false;
                }
                return false;
            }
            return false;
        }
        return false;
    }
    return false;
}


void solve() {
    cin >> w >> h >> k >> l;
    int xh, yh, xv, yv;
    cin >> xh >> yh >> xv >> yv;
    cord hor, ver;
    hor.x = xh;
    hor.y = yh;
    ver.x = xv;
    ver.y = yv;
    ok[{hor.x, { hor.y,{ver.x,ver.y} }}] = 1;
    q.push({ hor,ver });
    for (int i = 0; i < h; ++i) {
        for (int j = 0; j < w; ++j) {
            cin >> grid[i][j];
            if (grid[i][j] == '*') {
                xend = j, yend = i;
            }
        }
    }
    /*cout << xend << " " << yend << endl;
    cord vv;
    vv.x = 1, vv.y = 0;
    cout << normalver(vv) << endl;*/
    for (int i = 0; i < h; ++i) {
        for (int j = 0; j < w; ++j) {
            cord yy;
            yy.x = j, yy.y = i;
            if (mejnaver(yy)) {
                normalaver[j][i] = normalver(yy);
            }
            if (mejnahor(yy)) {
                normalahor[j][i] = normalhor(yy);
            }
        }
    }
    while (q.empty() != 1) {
        hor = q.front().fr;
        ver = q.front().sc;
        //cout << hor.x << " " << hor.y << " " << ver.x << " " << ver.y << endl;
        q.pop();
        for (int i = 0; i < 3; ++i) {
            for (int j = 0; j < 3; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.x += dxhor[i];
                ver1.x += dxver[j];
                if (hor1.x == hor.x && hor1.y == hor.y && ver.y == ver1.y && ver1.x == ver.x) {
                    continue;
                }
                if (stug(hor1, ver1)) {
                    //cout << hor1.x << " " << hor1.y << " " << ver1.x << " " << ver1.y << endl;
                    cout << "YES" << endl;
                    return;
                }
            }
            for (int j = 0; j < 3; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.x += dxhor[i];
                ver1.y += dyver[j];
                if (hor1.x == hor.x && hor1.y == hor.y && ver.y == ver1.y && ver1.x == ver.x) {
                    continue;
                }
                if (stug(hor1, ver1)) {
                    //cout << hor1.x << " " << hor1.y << " " << ver1.x << " " << ver1.y << endl;
                    cout << "YES" << endl;
                    return;
                }
            }
        }
        for (int i = 0; i < 3; ++i) {
            for (int j = 0; j < 3; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.y += dyhor[i];
                ver1.x += dxver[j];
                if (hor1.x == hor.x && hor1.y == hor.y && ver.y == ver1.y && ver1.x == ver.x) {
                    continue;
                }
                if (stug(hor1, ver1)) {
                    //cout << hor1.x << " " << hor1.y << " " << ver1.x << " " << ver1.y << endl;
                    cout << "YES" << endl;
                    return;
                }
            }
            for (int j = 0; j < 3; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.y += dyhor[i];
                ver1.y += dyver[j];
                if (hor1.x == hor.x && hor1.y == hor.y && ver.y == ver1.y && ver1.x == ver.x) {
                    continue;
                }
                if (stug(hor1, ver1)) {
                    //cout << hor1.x << " " << hor1.y << " " << ver1.x << " " << ver1.y << endl;
                    cout << "YES" << endl;
                    return;
                }
            }
        }
    }
    cout << "NO" << endl;
}

int main() {
    ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
    //US
    int tt = 1;
    //cin >> tt;
    while (tt--) {
        solve();
    }
}

Subtask #0

0.0 / 0.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct

Subtask #1

0.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	7 ms	780 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	9 ms	844 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	911 ms	23688 KB	Output is correct
16	Correct	743 ms	20392 KB	Output is correct
17	Correct	954 ms	22140 KB	Output is correct
18	Correct	997 ms	26960 KB	Output is correct
19	Correct	1010 ms	26692 KB	Output is correct
20	Correct	978 ms	26452 KB	Output is correct
21	Correct	1110 ms	26884 KB	Output is correct
22	Correct	1027 ms	26712 KB	Output is correct
23	Correct	991 ms	26320 KB	Output is correct
24	Correct	420 ms	11920 KB	Output is correct
25	Correct	370 ms	10748 KB	Output is correct
26	Correct	340 ms	9296 KB	Output is correct
27	Correct	276 ms	8528 KB	Output is correct
28	Correct	234 ms	7764 KB	Output is correct
29	Correct	197 ms	6976 KB	Output is correct
30	Correct	74 ms	2896 KB	Output is correct
31	Correct	264 ms	9036 KB	Output is correct
32	Correct	44 ms	2128 KB	Output is correct
33	Correct	121 ms	4824 KB	Output is correct
34	Correct	103 ms	4392 KB	Output is correct
35	Correct	114 ms	4456 KB	Output is correct
36	Correct	3 ms	856 KB	Output is correct
37	Correct	62 ms	2348 KB	Output is correct
38	Correct	87 ms	2592 KB	Output is correct
39	Correct	57 ms	2320 KB	Output is correct
40	Correct	101 ms	2388 KB	Output is correct
41	Correct	63 ms	2620 KB	Output is correct
42	Correct	1 ms	344 KB	Output is correct
43	Correct	2 ms	604 KB	Output is correct
44	Correct	1 ms	348 KB	Output is correct
45	Correct	1 ms	348 KB	Output is correct
46	Incorrect	0 ms	348 KB	Output isn't correct
47	Halted	0 ms	0 KB	-

Subtask #2

0.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	7 ms	780 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	9 ms	844 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	911 ms	23688 KB	Output is correct
16	Correct	743 ms	20392 KB	Output is correct
17	Correct	954 ms	22140 KB	Output is correct
18	Correct	997 ms	26960 KB	Output is correct
19	Correct	1010 ms	26692 KB	Output is correct
20	Correct	978 ms	26452 KB	Output is correct
21	Correct	1110 ms	26884 KB	Output is correct
22	Correct	1027 ms	26712 KB	Output is correct
23	Correct	991 ms	26320 KB	Output is correct
24	Correct	420 ms	11920 KB	Output is correct
25	Correct	370 ms	10748 KB	Output is correct
26	Correct	340 ms	9296 KB	Output is correct
27	Correct	276 ms	8528 KB	Output is correct
28	Correct	234 ms	7764 KB	Output is correct
29	Correct	197 ms	6976 KB	Output is correct
30	Correct	74 ms	2896 KB	Output is correct
31	Correct	264 ms	9036 KB	Output is correct
32	Correct	44 ms	2128 KB	Output is correct
33	Correct	121 ms	4824 KB	Output is correct
34	Correct	103 ms	4392 KB	Output is correct
35	Correct	114 ms	4456 KB	Output is correct
36	Correct	3 ms	856 KB	Output is correct
37	Correct	62 ms	2348 KB	Output is correct
38	Correct	87 ms	2592 KB	Output is correct
39	Correct	57 ms	2320 KB	Output is correct
40	Correct	101 ms	2388 KB	Output is correct
41	Correct	63 ms	2620 KB	Output is correct
42	Correct	1 ms	344 KB	Output is correct
43	Correct	2 ms	604 KB	Output is correct
44	Correct	1 ms	348 KB	Output is correct
45	Correct	1 ms	348 KB	Output is correct
46	Incorrect	0 ms	348 KB	Output isn't correct
47	Halted	0 ms	0 KB	-

Subtask #3

0.0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	56 ms	2700 KB	Output is correct
4	Execution timed out	1527 ms	43296 KB	Time limit exceeded
5	Halted	0 ms	0 KB	-

Subtask #4

0.0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	7 ms	780 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	9 ms	844 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	911 ms	23688 KB	Output is correct
16	Correct	743 ms	20392 KB	Output is correct
17	Correct	954 ms	22140 KB	Output is correct
18	Correct	997 ms	26960 KB	Output is correct
19	Correct	1010 ms	26692 KB	Output is correct
20	Correct	978 ms	26452 KB	Output is correct
21	Correct	1110 ms	26884 KB	Output is correct
22	Correct	1027 ms	26712 KB	Output is correct
23	Correct	991 ms	26320 KB	Output is correct
24	Correct	420 ms	11920 KB	Output is correct
25	Correct	370 ms	10748 KB	Output is correct
26	Correct	340 ms	9296 KB	Output is correct
27	Correct	276 ms	8528 KB	Output is correct
28	Correct	234 ms	7764 KB	Output is correct
29	Correct	197 ms	6976 KB	Output is correct
30	Correct	74 ms	2896 KB	Output is correct
31	Correct	264 ms	9036 KB	Output is correct
32	Correct	44 ms	2128 KB	Output is correct
33	Correct	121 ms	4824 KB	Output is correct
34	Correct	103 ms	4392 KB	Output is correct
35	Correct	114 ms	4456 KB	Output is correct
36	Correct	3 ms	856 KB	Output is correct
37	Correct	62 ms	2348 KB	Output is correct
38	Correct	87 ms	2592 KB	Output is correct
39	Correct	57 ms	2320 KB	Output is correct
40	Correct	101 ms	2388 KB	Output is correct
41	Correct	63 ms	2620 KB	Output is correct
42	Correct	1 ms	344 KB	Output is correct
43	Correct	2 ms	604 KB	Output is correct
44	Correct	1 ms	348 KB	Output is correct
45	Correct	1 ms	348 KB	Output is correct
46	Incorrect	0 ms	348 KB	Output isn't correct
47	Halted	0 ms	0 KB	-

Subtask #5

0.0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	1 ms	344 KB	Output is correct
4	Correct	7 ms	780 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	9 ms	844 KB	Output is correct
8	Correct	1 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	911 ms	23688 KB	Output is correct
16	Correct	743 ms	20392 KB	Output is correct
17	Correct	954 ms	22140 KB	Output is correct
18	Correct	997 ms	26960 KB	Output is correct
19	Correct	1010 ms	26692 KB	Output is correct
20	Correct	978 ms	26452 KB	Output is correct
21	Correct	1110 ms	26884 KB	Output is correct
22	Correct	1027 ms	26712 KB	Output is correct
23	Correct	991 ms	26320 KB	Output is correct
24	Correct	420 ms	11920 KB	Output is correct
25	Correct	370 ms	10748 KB	Output is correct
26	Correct	340 ms	9296 KB	Output is correct
27	Correct	276 ms	8528 KB	Output is correct
28	Correct	234 ms	7764 KB	Output is correct
29	Correct	197 ms	6976 KB	Output is correct
30	Correct	74 ms	2896 KB	Output is correct
31	Correct	264 ms	9036 KB	Output is correct
32	Correct	44 ms	2128 KB	Output is correct
33	Correct	121 ms	4824 KB	Output is correct
34	Correct	103 ms	4392 KB	Output is correct
35	Correct	114 ms	4456 KB	Output is correct
36	Correct	3 ms	856 KB	Output is correct
37	Correct	62 ms	2348 KB	Output is correct
38	Correct	87 ms	2592 KB	Output is correct
39	Correct	57 ms	2320 KB	Output is correct
40	Correct	101 ms	2388 KB	Output is correct
41	Correct	63 ms	2620 KB	Output is correct
42	Correct	1 ms	344 KB	Output is correct
43	Correct	2 ms	604 KB	Output is correct
44	Correct	1 ms	348 KB	Output is correct
45	Correct	1 ms	348 KB	Output is correct
46	Incorrect	0 ms	348 KB	Output isn't correct
47	Halted	0 ms	0 KB	-