oj.uz

Submission #1045931

# Submission time Handle Problem Language Result Execution time Memory
1045931 2024-08-06T08:35:40 Z VahanAbraham Toy (CEOI24_toy) C++17
0 / 100
 1500 ms 69760 KB 
#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 = 370;
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<int, map<int, map<int, map<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;
            }
        }
    }
    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;
        q.pop();
        for (int i = 0; i < 2; ++i) {
            for (int j = 0; j < 3; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.x += dxhor[i];
                ver1.x += dxver[j];
                if (stug(hor1, ver1)) {
                    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 (stug(hor1, ver1)) {
                    cout << "YES" << endl;
                    return;
                }
            }
        }
        for (int i = 2; i < 3; ++i) {
            for (int j = 0; j < 2; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.x += dxhor[i];
                ver1.x += dxver[j];
                if (stug(hor1, ver1)) {
                    cout << "YES" << endl;
                    return;
                }
            }
            for (int j = 0; j < 2; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.x += dxhor[i];
                ver1.y += dyver[j];
                if (stug(hor1, ver1)) {
                    cout << "YES" << endl;
                    return;
                }
            }
        }
        for (int i = 0; i < 2; ++i) {
            for (int j = 0; j < 3; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.y += dyhor[i];
                ver1.x += dxver[j];
                if (stug(hor1, ver1)) {
                    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 (stug(hor1, ver1)) {
                    cout << "YES" << endl;
                    return;
                }
            }
        }
        for (int i = 2; i < 3; ++i) {
            for (int j = 0; j < 2; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.y += dyhor[i];
                ver1.x += dxver[j];
                if (stug(hor1, ver1)) {
                    cout << "YES" << endl;
                    return;
                }
            }
            for (int j = 0; j < 2; ++j) {
                cord hor1 = hor, ver1 = ver;
                hor1.y += dyhor[i];
                ver1.y += dyver[j];
                if (stug(hor1, ver1)) {
                    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 344 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 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 5 ms 860 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 7 ms 860 KB Output is correct
8 Correct 0 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 631 ms 20820 KB Output is correct
16 Correct 523 ms 17964 KB Output is correct
17 Correct 589 ms 19524 KB Output is correct
18 Correct 702 ms 23292 KB Output is correct
19 Correct 693 ms 23176 KB Output is correct
20 Correct 672 ms 23120 KB Output is correct
21 Correct 701 ms 23484 KB Output is correct
22 Correct 711 ms 23380 KB Output is correct
23 Correct 702 ms 23120 KB Output is correct
24 Correct 296 ms 11092 KB Output is correct
25 Correct 254 ms 10064 KB Output is correct
26 Correct 206 ms 8892 KB Output is correct
27 Correct 188 ms 8296 KB Output is correct
28 Correct 167 ms 7704 KB Output is correct
29 Correct 147 ms 6896 KB Output is correct
30 Correct 48 ms 2768 KB Output is correct
31 Correct 199 ms 8532 KB Output is correct
32 Correct 32 ms 2132 KB Output is correct
33 Correct 95 ms 5252 KB Output is correct
34 Correct 79 ms 4280 KB Output is correct
35 Correct 80 ms 4432 KB Output is correct
36 Correct 3 ms 604 KB Output is correct
37 Correct 41 ms 2388 KB Output is correct
38 Correct 44 ms 2396 KB Output is correct
39 Correct 44 ms 2264 KB Output is correct
40 Correct 42 ms 2388 KB Output is correct
41 Correct 48 ms 2644 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 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 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 5 ms 860 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 7 ms 860 KB Output is correct
8 Correct 0 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 631 ms 20820 KB Output is correct
16 Correct 523 ms 17964 KB Output is correct
17 Correct 589 ms 19524 KB Output is correct
18 Correct 702 ms 23292 KB Output is correct
19 Correct 693 ms 23176 KB Output is correct
20 Correct 672 ms 23120 KB Output is correct
21 Correct 701 ms 23484 KB Output is correct
22 Correct 711 ms 23380 KB Output is correct
23 Correct 702 ms 23120 KB Output is correct
24 Correct 296 ms 11092 KB Output is correct
25 Correct 254 ms 10064 KB Output is correct
26 Correct 206 ms 8892 KB Output is correct
27 Correct 188 ms 8296 KB Output is correct
28 Correct 167 ms 7704 KB Output is correct
29 Correct 147 ms 6896 KB Output is correct
30 Correct 48 ms 2768 KB Output is correct
31 Correct 199 ms 8532 KB Output is correct
32 Correct 32 ms 2132 KB Output is correct
33 Correct 95 ms 5252 KB Output is correct
34 Correct 79 ms 4280 KB Output is correct
35 Correct 80 ms 4432 KB Output is correct
36 Correct 3 ms 604 KB Output is correct
37 Correct 41 ms 2388 KB Output is correct
38 Correct 44 ms 2396 KB Output is correct
39 Correct 44 ms 2264 KB Output is correct
40 Correct 42 ms 2388 KB Output is correct
41 Correct 48 ms 2644 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 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 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 46 ms 3144 KB Output is correct
4 Execution timed out 1562 ms 69760 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 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 5 ms 860 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 7 ms 860 KB Output is correct
8 Correct 0 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 631 ms 20820 KB Output is correct
16 Correct 523 ms 17964 KB Output is correct
17 Correct 589 ms 19524 KB Output is correct
18 Correct 702 ms 23292 KB Output is correct
19 Correct 693 ms 23176 KB Output is correct
20 Correct 672 ms 23120 KB Output is correct
21 Correct 701 ms 23484 KB Output is correct
22 Correct 711 ms 23380 KB Output is correct
23 Correct 702 ms 23120 KB Output is correct
24 Correct 296 ms 11092 KB Output is correct
25 Correct 254 ms 10064 KB Output is correct
26 Correct 206 ms 8892 KB Output is correct
27 Correct 188 ms 8296 KB Output is correct
28 Correct 167 ms 7704 KB Output is correct
29 Correct 147 ms 6896 KB Output is correct
30 Correct 48 ms 2768 KB Output is correct
31 Correct 199 ms 8532 KB Output is correct
32 Correct 32 ms 2132 KB Output is correct
33 Correct 95 ms 5252 KB Output is correct
34 Correct 79 ms 4280 KB Output is correct
35 Correct 80 ms 4432 KB Output is correct
36 Correct 3 ms 604 KB Output is correct
37 Correct 41 ms 2388 KB Output is correct
38 Correct 44 ms 2396 KB Output is correct
39 Correct 44 ms 2264 KB Output is correct
40 Correct 42 ms 2388 KB Output is correct
41 Correct 48 ms 2644 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 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 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 5 ms 860 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 7 ms 860 KB Output is correct
8 Correct 0 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 631 ms 20820 KB Output is correct
16 Correct 523 ms 17964 KB Output is correct
17 Correct 589 ms 19524 KB Output is correct
18 Correct 702 ms 23292 KB Output is correct
19 Correct 693 ms 23176 KB Output is correct
20 Correct 672 ms 23120 KB Output is correct
21 Correct 701 ms 23484 KB Output is correct
22 Correct 711 ms 23380 KB Output is correct
23 Correct 702 ms 23120 KB Output is correct
24 Correct 296 ms 11092 KB Output is correct
25 Correct 254 ms 10064 KB Output is correct
26 Correct 206 ms 8892 KB Output is correct
27 Correct 188 ms 8296 KB Output is correct
28 Correct 167 ms 7704 KB Output is correct
29 Correct 147 ms 6896 KB Output is correct
30 Correct 48 ms 2768 KB Output is correct
31 Correct 199 ms 8532 KB Output is correct
32 Correct 32 ms 2132 KB Output is correct
33 Correct 95 ms 5252 KB Output is correct
34 Correct 79 ms 4280 KB Output is correct
35 Correct 80 ms 4432 KB Output is correct
36 Correct 3 ms 604 KB Output is correct
37 Correct 41 ms 2388 KB Output is correct
38 Correct 44 ms 2396 KB Output is correct
39 Correct 44 ms 2264 KB Output is correct
40 Correct 42 ms 2388 KB Output is correct
41 Correct 48 ms 2644 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Incorrect 0 ms 348 KB Output isn't correct
47 Halted 0 ms 0 KB -