oj.uz

Submission #1102093

# Submission time Handle Problem Language Result Execution time Memory
1102093 2024-10-17T12:13:15 Z _8_8_ Dango Maker (JOI18_dango_maker) C++17
33 / 100
 44 ms 262144 KB 
#include <bits/stdc++.h>
    
using namespace std;
    
typedef long long ll;
    
const int  N = 3e3 + 12, MOD = 998244353;
    
char a[N][N];
int n, m, res = 0, res1 = 0, v[N][N], it = 1, h[N][N], dp[N * N][2];
vector<int> g[N * N];   
void add(int x, int y) {
    g[x].push_back(y);
    g[y].push_back(x);
}
bool vis[N * N];
void dfs(int v, int pr = -1) {
    vis[v] = 1;
    dp[v][1] = 1;
    for(int to:g[v]) {
        if(to == pr || vis[to]) continue;
        dfs(to, v);
        dp[v][0] += max(dp[to][0], dp[to][1]);
        dp[v][1] += dp[to][0];
    }
}
void test() {
    cin >> n >> m;
    for(int i = 1; i <= n; i++) {
        for(int j = 1; j <= m; j++) {
            cin >> a[i][j];
        }
    }
    for(int i = 1; i <= n; i++) {
        for(int j = 1; j <= m; j++) {
            if(a[i][j] == 'G' && a[i][j - 1] == 'R' && a[i][j + 1] == 'W') {
                h[i][j - 1] = it++;
            }
            if(a[i][j] == 'G' && a[i - 1][j] == 'R' && a[i + 1][j] == 'W') {
                v[i - 1][j] = it++;
            }
        }
    }
    for(int i = 1; i <= n; i++) {
        for(int j = 1; j <= m; j++) {
            if(a[i][j] == 'G' && a[i][j - 1] == 'R' && a[i][j + 1] == 'W') {
                if(v[i][j - 1]) {
                    add(v[i][j - 1], h[i][j - 1]);
                }
                if(v[i - 1][j]) {
                    add(v[i - 1][j], h[i][j - 1]);
                }
                if(v[i - 2][j + 1]) {
                    add(v[i - 2][j + 1], h[i][j - 1]);
                }
            }
            if(a[i][j] == 'G' && a[i - 1][j] == 'R' && a[i + 1][j] == 'W') {
                if(h[i - 1][j]) {
                    add(v[i - 1][j], h[i - 1][j]);
                }
                if(h[i][j - 1]) {
                    add(v[i - 1][j], h[i][j - 1]);
                }
                if(h[i + 1][j - 2]) {
                    add(v[i - 1][j], h[i + 1][j - 2]);
                }
            }
        }
    }
    for(int i = 1; i < it; i++) {
        sort(g[i].begin(), g[i].end());
        g[i].resize(unique(g[i].begin(), g[i].end()) - g[i].begin());
    }
    for(int i = 1; i < it; i++) {
        if(!vis[i]) {
            dfs(i);
            res += max(dp[i][0], dp[i][1]);
        }
    }
    cout << res << '\n';
}
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0); 
    
    int t = 1; 
    // cin >> t;
    
    while(t--) 
        test();
    
    return 0;
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 217936 KB Output is correct
2 Correct 35 ms 217812 KB Output is correct
3 Correct 35 ms 218104 KB Output is correct
4 Correct 35 ms 217936 KB Output is correct
5 Correct 36 ms 217936 KB Output is correct
6 Correct 39 ms 222032 KB Output is correct
7 Correct 35 ms 222020 KB Output is correct
8 Correct 35 ms 222032 KB Output is correct
9 Correct 38 ms 222032 KB Output is correct
10 Correct 37 ms 220028 KB Output is correct
11 Correct 35 ms 222032 KB Output is correct
12 Correct 37 ms 222044 KB Output is correct
13 Correct 36 ms 221956 KB Output is correct
14 Correct 36 ms 219976 KB Output is correct
15 Correct 34 ms 219988 KB Output is correct
16 Correct 37 ms 219984 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 217936 KB Output is correct
2 Correct 35 ms 217812 KB Output is correct
3 Correct 35 ms 218104 KB Output is correct
4 Correct 35 ms 217936 KB Output is correct
5 Correct 36 ms 217936 KB Output is correct
6 Correct 39 ms 222032 KB Output is correct
7 Correct 35 ms 222020 KB Output is correct
8 Correct 35 ms 222032 KB Output is correct
9 Correct 38 ms 222032 KB Output is correct
10 Correct 37 ms 220028 KB Output is correct
11 Correct 35 ms 222032 KB Output is correct
12 Correct 37 ms 222044 KB Output is correct
13 Correct 36 ms 221956 KB Output is correct
14 Correct 36 ms 219976 KB Output is correct
15 Correct 34 ms 219988 KB Output is correct
16 Correct 37 ms 219984 KB Output is correct
17 Correct 34 ms 222024 KB Output is correct
18 Correct 44 ms 222000 KB Output is correct
19 Correct 36 ms 224240 KB Output is correct
20 Correct 36 ms 224092 KB Output is correct
21 Correct 38 ms 224080 KB Output is correct
22 Correct 38 ms 224080 KB Output is correct
23 Correct 36 ms 224252 KB Output is correct
24 Correct 37 ms 219916 KB Output is correct
25 Correct 40 ms 217936 KB Output is correct
26 Correct 37 ms 217936 KB Output is correct
27 Correct 40 ms 224080 KB Output is correct
28 Correct 37 ms 224092 KB Output is correct
29 Correct 35 ms 224072 KB Output is correct
30 Correct 40 ms 221916 KB Output is correct
31 Correct 42 ms 222032 KB Output is correct
32 Correct 40 ms 222032 KB Output is correct
33 Correct 40 ms 223912 KB Output is correct
34 Correct 39 ms 224072 KB Output is correct
35 Correct 37 ms 224072 KB Output is correct
36 Correct 36 ms 224072 KB Output is correct
37 Correct 37 ms 224092 KB Output is correct
38 Correct 38 ms 223968 KB Output is correct
39 Correct 35 ms 224080 KB Output is correct
40 Correct 35 ms 224080 KB Output is correct
41 Correct 34 ms 224084 KB Output is correct
42 Correct 34 ms 224072 KB Output is correct
43 Correct 35 ms 224080 KB Output is correct
44 Correct 35 ms 224016 KB Output is correct
45 Correct 37 ms 224080 KB Output is correct
46 Correct 35 ms 224076 KB Output is correct
47 Correct 35 ms 224072 KB Output is correct
48 Correct 37 ms 224092 KB Output is correct
49 Correct 36 ms 224040 KB Output is correct
50 Correct 35 ms 224072 KB Output is correct
51 Correct 35 ms 224080 KB Output is correct
52 Correct 35 ms 224080 KB Output is correct
53 Correct 35 ms 224080 KB Output is correct

Subtask #3
0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 217936 KB Output is correct
2 Correct 35 ms 217812 KB Output is correct
3 Correct 35 ms 218104 KB Output is correct
4 Correct 35 ms 217936 KB Output is correct
5 Correct 36 ms 217936 KB Output is correct
6 Correct 39 ms 222032 KB Output is correct
7 Correct 35 ms 222020 KB Output is correct
8 Correct 35 ms 222032 KB Output is correct
9 Correct 38 ms 222032 KB Output is correct
10 Correct 37 ms 220028 KB Output is correct
11 Correct 35 ms 222032 KB Output is correct
12 Correct 37 ms 222044 KB Output is correct
13 Correct 36 ms 221956 KB Output is correct
14 Correct 36 ms 219976 KB Output is correct
15 Correct 34 ms 219988 KB Output is correct
16 Correct 37 ms 219984 KB Output is correct
17 Correct 34 ms 222024 KB Output is correct
18 Correct 44 ms 222000 KB Output is correct
19 Correct 36 ms 224240 KB Output is correct
20 Correct 36 ms 224092 KB Output is correct
21 Correct 38 ms 224080 KB Output is correct
22 Correct 38 ms 224080 KB Output is correct
23 Correct 36 ms 224252 KB Output is correct
24 Correct 37 ms 219916 KB Output is correct
25 Correct 40 ms 217936 KB Output is correct
26 Correct 37 ms 217936 KB Output is correct
27 Correct 40 ms 224080 KB Output is correct
28 Correct 37 ms 224092 KB Output is correct
29 Correct 35 ms 224072 KB Output is correct
30 Correct 40 ms 221916 KB Output is correct
31 Correct 42 ms 222032 KB Output is correct
32 Correct 40 ms 222032 KB Output is correct
33 Correct 40 ms 223912 KB Output is correct
34 Correct 39 ms 224072 KB Output is correct
35 Correct 37 ms 224072 KB Output is correct
36 Correct 36 ms 224072 KB Output is correct
37 Correct 37 ms 224092 KB Output is correct
38 Correct 38 ms 223968 KB Output is correct
39 Correct 35 ms 224080 KB Output is correct
40 Correct 35 ms 224080 KB Output is correct
41 Correct 34 ms 224084 KB Output is correct
42 Correct 34 ms 224072 KB Output is correct
43 Correct 35 ms 224080 KB Output is correct
44 Correct 35 ms 224016 KB Output is correct
45 Correct 37 ms 224080 KB Output is correct
46 Correct 35 ms 224076 KB Output is correct
47 Correct 35 ms 224072 KB Output is correct
48 Correct 37 ms 224092 KB Output is correct
49 Correct 36 ms 224040 KB Output is correct
50 Correct 35 ms 224072 KB Output is correct
51 Correct 35 ms 224080 KB Output is correct
52 Correct 35 ms 224080 KB Output is correct
53 Correct 35 ms 224080 KB Output is correct
54 Correct 39 ms 219984 KB Output is correct
55 Correct 38 ms 260160 KB Output is correct
56 Correct 36 ms 222032 KB Output is correct
57 Runtime error 37 ms 262144 KB Execution killed with signal 9
58 Halted 0 ms 0 KB -