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Submission #1088041

# Submission time Handle Problem Language Result Execution time Memory
1088041 2024-09-13T18:25:55 Z _8_8_ Homework (CEOI22_homework) C++17
10 / 100
 1000 ms 128448 KB 
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
const int  N = 2e6 + 12, MOD = 998244353;

string s;
int m, n, col, val[N];
vector<int> st, g[N];
bool ok[N];
int dfs(int v) {
    if(v <= col) return val[v];
    if(ok[v]) {
        return max(dfs(g[v][0]), dfs(g[v][1]));
    } 
    return min(dfs(g[v][0]), dfs(g[v][1]));
}
void test() {
    cin >> s;
    m = (int)s.size();
    for(int i = 0; i < m; i++) {
        if(s[i] == '?') {
            col++;
        }
    }
    n = col;
    for(int i = 0; i < m; i++) {
        if(s[i] == '(') {
            if(!st.empty()) {
                g[st.back()].push_back(n + 1);
            }
            st.push_back(++n);
            if(s[i - 1] == 'x') {
                ok[n] = 1;
            } 
        } else if(s[i] == ')') {
            st.pop_back();
        }
    }
    int it = 0;
    for(int i = col + 1; i <= n; i++) {
        int f = (int)g[i].size();
        for(int j = 0; j < 2 - f; j++) {
            g[i].push_back(++it);
        }
    }
    vector<int> p(col);
    iota(p.begin(), p.end(), 1);
    set<int> s;
    do{
        for(int i = 0; i < col; i++) {
            val[i + 1] = p[i];
        }
        s.insert(dfs(col + 1));
    }while(next_permutation(p.begin(), p.end()));
    assert((int)s.size() == (*s.rbegin()) - (*s.begin()) + 1); 
    cout << (int)s.size() << '\n';
}
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0); 

    int t = 1; 
    // cin >> t;

    while(t--) 
        test();
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 47196 KB Output is correct
2 Correct 29 ms 47192 KB Output is correct
3 Correct 28 ms 47196 KB Output is correct
4 Correct 28 ms 47192 KB Output is correct
5 Correct 29 ms 47196 KB Output is correct
6 Correct 29 ms 47196 KB Output is correct
7 Correct 33 ms 47196 KB Output is correct
8 Correct 29 ms 47196 KB Output is correct
9 Correct 28 ms 47196 KB Output is correct
10 Correct 30 ms 47196 KB Output is correct
11 Correct 32 ms 47196 KB Output is correct
12 Correct 31 ms 47208 KB Output is correct
13 Correct 30 ms 47448 KB Output is correct
14 Correct 31 ms 47196 KB Output is correct
15 Correct 31 ms 47196 KB Output is correct
16 Correct 44 ms 47192 KB Output is correct
17 Correct 33 ms 47436 KB Output is correct
18 Correct 31 ms 47196 KB Output is correct
19 Correct 32 ms 47196 KB Output is correct
20 Correct 34 ms 47192 KB Output is correct
21 Correct 30 ms 47196 KB Output is correct
22 Correct 30 ms 47196 KB Output is correct
23 Correct 32 ms 47192 KB Output is correct
24 Correct 31 ms 47192 KB Output is correct
25 Correct 21 ms 47196 KB Output is correct
26 Correct 25 ms 47196 KB Output is correct
27 Correct 21 ms 47196 KB Output is correct
28 Correct 20 ms 47416 KB Output is correct

Subtask #2
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 47196 KB Output is correct
2 Correct 29 ms 47192 KB Output is correct
3 Correct 28 ms 47196 KB Output is correct
4 Correct 28 ms 47192 KB Output is correct
5 Correct 29 ms 47196 KB Output is correct
6 Correct 29 ms 47196 KB Output is correct
7 Correct 33 ms 47196 KB Output is correct
8 Correct 29 ms 47196 KB Output is correct
9 Correct 28 ms 47196 KB Output is correct
10 Correct 30 ms 47196 KB Output is correct
11 Correct 32 ms 47196 KB Output is correct
12 Correct 31 ms 47208 KB Output is correct
13 Correct 30 ms 47448 KB Output is correct
14 Correct 31 ms 47196 KB Output is correct
15 Correct 31 ms 47196 KB Output is correct
16 Correct 44 ms 47192 KB Output is correct
17 Correct 33 ms 47436 KB Output is correct
18 Correct 31 ms 47196 KB Output is correct
19 Correct 32 ms 47196 KB Output is correct
20 Correct 34 ms 47192 KB Output is correct
21 Correct 30 ms 47196 KB Output is correct
22 Correct 30 ms 47196 KB Output is correct
23 Correct 32 ms 47192 KB Output is correct
24 Correct 31 ms 47192 KB Output is correct
25 Correct 21 ms 47196 KB Output is correct
26 Correct 25 ms 47196 KB Output is correct
27 Correct 21 ms 47196 KB Output is correct
28 Correct 20 ms 47416 KB Output is correct
29 Execution timed out 1084 ms 47196 KB Time limit exceeded
30 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1075 ms 128448 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 47196 KB Output is correct
2 Correct 29 ms 47192 KB Output is correct
3 Correct 28 ms 47196 KB Output is correct
4 Correct 28 ms 47192 KB Output is correct
5 Correct 29 ms 47196 KB Output is correct
6 Correct 29 ms 47196 KB Output is correct
7 Correct 33 ms 47196 KB Output is correct
8 Correct 29 ms 47196 KB Output is correct
9 Correct 28 ms 47196 KB Output is correct
10 Correct 30 ms 47196 KB Output is correct
11 Correct 32 ms 47196 KB Output is correct
12 Correct 31 ms 47208 KB Output is correct
13 Correct 30 ms 47448 KB Output is correct
14 Correct 31 ms 47196 KB Output is correct
15 Correct 31 ms 47196 KB Output is correct
16 Correct 44 ms 47192 KB Output is correct
17 Correct 33 ms 47436 KB Output is correct
18 Correct 31 ms 47196 KB Output is correct
19 Correct 32 ms 47196 KB Output is correct
20 Correct 34 ms 47192 KB Output is correct
21 Correct 30 ms 47196 KB Output is correct
22 Correct 30 ms 47196 KB Output is correct
23 Correct 32 ms 47192 KB Output is correct
24 Correct 31 ms 47192 KB Output is correct
25 Correct 21 ms 47196 KB Output is correct
26 Correct 25 ms 47196 KB Output is correct
27 Correct 21 ms 47196 KB Output is correct
28 Correct 20 ms 47416 KB Output is correct
29 Execution timed out 1084 ms 47196 KB Time limit exceeded
30 Halted 0 ms 0 KB -

Subtask #5
0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 47196 KB Output is correct
2 Correct 29 ms 47192 KB Output is correct
3 Correct 28 ms 47196 KB Output is correct
4 Correct 28 ms 47192 KB Output is correct
5 Correct 29 ms 47196 KB Output is correct
6 Correct 29 ms 47196 KB Output is correct
7 Correct 33 ms 47196 KB Output is correct
8 Correct 29 ms 47196 KB Output is correct
9 Correct 28 ms 47196 KB Output is correct
10 Correct 30 ms 47196 KB Output is correct
11 Correct 32 ms 47196 KB Output is correct
12 Correct 31 ms 47208 KB Output is correct
13 Correct 30 ms 47448 KB Output is correct
14 Correct 31 ms 47196 KB Output is correct
15 Correct 31 ms 47196 KB Output is correct
16 Correct 44 ms 47192 KB Output is correct
17 Correct 33 ms 47436 KB Output is correct
18 Correct 31 ms 47196 KB Output is correct
19 Correct 32 ms 47196 KB Output is correct
20 Correct 34 ms 47192 KB Output is correct
21 Correct 30 ms 47196 KB Output is correct
22 Correct 30 ms 47196 KB Output is correct
23 Correct 32 ms 47192 KB Output is correct
24 Correct 31 ms 47192 KB Output is correct
25 Correct 21 ms 47196 KB Output is correct
26 Correct 25 ms 47196 KB Output is correct
27 Correct 21 ms 47196 KB Output is correct
28 Correct 20 ms 47416 KB Output is correct
29 Execution timed out 1084 ms 47196 KB Time limit exceeded
30 Halted 0 ms 0 KB -