oj.uz

Submission #570219

# Submission time Handle Problem Language Result Execution time Memory
570219 2022-05-28T20:56:21 Z danikoynov Nautilus (BOI19_nautilus) C++14
100 / 100
 253 ms 724 KB 
/**
 ____ ____ ____ ____ ____ ____
||l |||e |||i |||n |||a |||d ||
||__|||__|||__|||__|||__|||__||
|/__\|/__\|/__\|/__\|/__\|/__\|

**/

#include<bits/stdc++.h>
#define endl '\n'

using namespace std;
typedef long long ll;

void speed()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
}

const int maxn = 510;
int n, m, l;
bitset < maxn > bt[maxn], base[maxn], cur[maxn], pos[maxn];

void go_north()
{
    for (int i = 0; i <= n + 1; i ++)
        pos[i] = bt[i + 1];
    for (int i = 0; i <= n + 1; i ++)
        cur[i] = (cur[i] | pos[i]);
}

void go_south()
{
    for (int i = 1; i <= n + 1; i ++)
        pos[i] = bt[i - 1];
    for (int i = 0; i <= n + 1; i ++)
        cur[i] = (cur[i] | pos[i]);
}

void go_east()
{
    for (int i = 0; i <= n + 1; i ++)
        pos[i] = (bt[i] << 1);
            for (int i = 0; i <= n + 1; i ++)
        cur[i] = (cur[i] | pos[i]);
}

void go_west()
{
    for (int i = 0; i <= n + 1; i ++)
        pos[i] = (bt[i] >> 1);
            for (int i = 0; i <= n + 1; i ++)
        cur[i] = (cur[i] | pos[i]);
}
void solve()
{
    cin >> n >> m >> l;
    for (int i = 1; i <= n; i ++)
        for (int j = 1; j <= m; j ++)
    {
        char c;
        cin >> c;
        if (c == '.')
            bt[i][j] = 1, base[i][j] = 1;
    }

    for (int t = 1; t <= l; t ++)
    {
        for (int i = 0; i <= n + 1; i ++)
            cur[i].reset();
        char c;
        cin >> c;
        if (c == 'N' || c =='?')
        go_north();
        if (c == 'E' || c == '?')
            go_east();
        if (c == 'S' || c == '?')
        go_south();
        if (c == 'W' || c == '?')
            go_west();

            /**for (int i = 1; i <= n; i ++, cout << endl)
                for (int j = 1; j <= m; j ++)
                cout << bt[i][j];
        cout << "---------------" << endl;*/
        for (int i = 0; i <= n + 1; i ++)
        bt[i] = cur[i], bt[i] = (bt[i] & base[i]);

    }

    int ans = 0;
    for (int i = 1; i <= n; i ++)
    for (int j = 1; j <= m; j ++)
    ans += bt[i][j];

    cout << ans << endl;




}

int main()
{
    solve();
    return 0;
}

Subtask #1
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 2 ms 212 KB Output is correct
4 Correct 2 ms 212 KB Output is correct
5 Correct 2 ms 304 KB Output is correct
6 Correct 2 ms 212 KB Output is correct

Subtask #2
37.0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 2 ms 212 KB Output is correct
4 Correct 2 ms 212 KB Output is correct
5 Correct 2 ms 304 KB Output is correct
6 Correct 2 ms 212 KB Output is correct
7 Correct 2 ms 212 KB Output is correct
8 Correct 2 ms 212 KB Output is correct
9 Correct 2 ms 212 KB Output is correct
10 Correct 2 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 2 ms 212 KB Output is correct
13 Correct 2 ms 212 KB Output is correct
14 Correct 2 ms 212 KB Output is correct
15 Correct 2 ms 212 KB Output is correct
16 Correct 2 ms 212 KB Output is correct
17 Correct 2 ms 212 KB Output is correct
18 Correct 2 ms 212 KB Output is correct
19 Correct 2 ms 212 KB Output is correct
20 Correct 3 ms 212 KB Output is correct
21 Correct 2 ms 212 KB Output is correct

Subtask #3
34.0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 2 ms 212 KB Output is correct
4 Correct 2 ms 212 KB Output is correct
5 Correct 2 ms 304 KB Output is correct
6 Correct 2 ms 212 KB Output is correct
7 Correct 2 ms 212 KB Output is correct
8 Correct 2 ms 212 KB Output is correct
9 Correct 2 ms 212 KB Output is correct
10 Correct 2 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 2 ms 212 KB Output is correct
13 Correct 2 ms 212 KB Output is correct
14 Correct 2 ms 212 KB Output is correct
15 Correct 2 ms 212 KB Output is correct
16 Correct 2 ms 212 KB Output is correct
17 Correct 2 ms 212 KB Output is correct
18 Correct 2 ms 212 KB Output is correct
19 Correct 2 ms 212 KB Output is correct
20 Correct 3 ms 212 KB Output is correct
21 Correct 2 ms 212 KB Output is correct
22 Correct 165 ms 408 KB Output is correct
23 Correct 140 ms 572 KB Output is correct
24 Correct 136 ms 660 KB Output is correct
25 Correct 151 ms 724 KB Output is correct
26 Correct 141 ms 640 KB Output is correct
27 Correct 189 ms 672 KB Output is correct
28 Correct 219 ms 660 KB Output is correct
29 Correct 212 ms 656 KB Output is correct
30 Correct 192 ms 660 KB Output is correct
31 Correct 192 ms 560 KB Output is correct
32 Correct 238 ms 656 KB Output is correct
33 Correct 251 ms 656 KB Output is correct
34 Correct 252 ms 656 KB Output is correct
35 Correct 251 ms 656 KB Output is correct
36 Correct 253 ms 632 KB Output is correct