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Submission #861227

# Submission time Handle Problem Language Result Execution time Memory
861227 2023-10-15T16:52:37 Z vgtcross Homework (CEOI22_homework) C++17
53 / 100
 168 ms 218272 KB 
#include <bits/stdc++.h>

using namespace std;
using ll = long long;
using pii = pair<int, int>;

const int N = int(1e6) + 1000;

vector<int> ch[N];
vector<int> d[N];
int l[N], r[N];
int x[N];

void solve() {
    string s;
    cin >> s;
    
    stack<pii> st;
    st.push({0, 0});
    
    int w = 1;
    int i = 0;
    while (i < s.size()) {
        if (s[i] == '?') {
            ch[st.top().first].push_back(w);
            d[st.top().second+1].push_back(w++);
        } else if (s[i] == 'm') {
            x[w] = s[i+1] == 'a' ? 2 : 1;
            ch[st.top().first].push_back(w);
            d[st.top().second+1].push_back(w);
            st.push({w++, st.top().second+1});
            i += 3;
        } else if (s[i] == ')') st.pop();
        ++i;
    }
    
    for (int i = 1e6; i >= 0; --i) {
        for (int u : d[i]) {
            if (x[u] == 0) {
                l[u] = r[u] = 0;
            } else if (x[u] == 1) {
                l[u] = min(l[ch[u][0]], l[ch[u][1]]);
                r[u] = r[ch[u][0]] + r[ch[u][1]] + 1;
            } else {
                l[u] = l[ch[u][0]] + l[ch[u][1]] + 1;
                r[u] = min(r[ch[u][0]], r[ch[u][1]]);
            }
        }
    }
    
    int cnt = 0;
    for (char c : s) cnt += c == '?';
    cout << cnt - l[1] - r[1] << '\n';
}

int main() {
    cin.tie(0) -> sync_with_stdio(0);
    
    solve();
}

Compilation message

Main.cpp: In function 'void solve()':
Main.cpp:23:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |     while (i < s.size()) {
      |            ~~^~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 52828 KB Output is correct
2 Correct 12 ms 52828 KB Output is correct
3 Correct 12 ms 52676 KB Output is correct
4 Correct 13 ms 52824 KB Output is correct
5 Correct 12 ms 52828 KB Output is correct
6 Correct 13 ms 52828 KB Output is correct
7 Correct 13 ms 52828 KB Output is correct
8 Correct 12 ms 52828 KB Output is correct
9 Correct 12 ms 52828 KB Output is correct
10 Correct 12 ms 52828 KB Output is correct
11 Correct 12 ms 52828 KB Output is correct
12 Correct 13 ms 52676 KB Output is correct
13 Correct 12 ms 52828 KB Output is correct
14 Correct 12 ms 52828 KB Output is correct
15 Correct 12 ms 52828 KB Output is correct
16 Correct 14 ms 52888 KB Output is correct
17 Correct 13 ms 52824 KB Output is correct
18 Correct 12 ms 52828 KB Output is correct
19 Correct 12 ms 52828 KB Output is correct
20 Correct 13 ms 52832 KB Output is correct
21 Correct 12 ms 52824 KB Output is correct
22 Correct 13 ms 52828 KB Output is correct
23 Correct 12 ms 52688 KB Output is correct
24 Correct 13 ms 52828 KB Output is correct
25 Correct 12 ms 52828 KB Output is correct
26 Correct 13 ms 52812 KB Output is correct
27 Correct 12 ms 52824 KB Output is correct
28 Correct 13 ms 52828 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 52828 KB Output is correct
2 Correct 12 ms 52828 KB Output is correct
3 Correct 12 ms 52676 KB Output is correct
4 Correct 13 ms 52824 KB Output is correct
5 Correct 12 ms 52828 KB Output is correct
6 Correct 13 ms 52828 KB Output is correct
7 Correct 13 ms 52828 KB Output is correct
8 Correct 12 ms 52828 KB Output is correct
9 Correct 12 ms 52828 KB Output is correct
10 Correct 12 ms 52828 KB Output is correct
11 Correct 12 ms 52828 KB Output is correct
12 Correct 13 ms 52676 KB Output is correct
13 Correct 12 ms 52828 KB Output is correct
14 Correct 12 ms 52828 KB Output is correct
15 Correct 12 ms 52828 KB Output is correct
16 Correct 14 ms 52888 KB Output is correct
17 Correct 13 ms 52824 KB Output is correct
18 Correct 12 ms 52828 KB Output is correct
19 Correct 12 ms 52828 KB Output is correct
20 Correct 13 ms 52832 KB Output is correct
21 Correct 12 ms 52824 KB Output is correct
22 Correct 13 ms 52828 KB Output is correct
23 Correct 12 ms 52688 KB Output is correct
24 Correct 13 ms 52828 KB Output is correct
25 Correct 12 ms 52828 KB Output is correct
26 Correct 13 ms 52812 KB Output is correct
27 Correct 12 ms 52824 KB Output is correct
28 Correct 13 ms 52828 KB Output is correct
29 Correct 12 ms 52824 KB Output is correct
30 Correct 12 ms 52824 KB Output is correct
31 Correct 12 ms 52828 KB Output is correct
32 Correct 12 ms 52828 KB Output is correct
33 Correct 13 ms 52828 KB Output is correct
34 Correct 12 ms 52680 KB Output is correct
35 Correct 12 ms 53024 KB Output is correct
36 Correct 12 ms 52828 KB Output is correct
37 Correct 12 ms 52828 KB Output is correct
38 Correct 12 ms 52824 KB Output is correct
39 Correct 13 ms 52828 KB Output is correct
40 Correct 13 ms 52824 KB Output is correct
41 Correct 13 ms 52828 KB Output is correct
42 Correct 12 ms 52824 KB Output is correct
43 Correct 13 ms 53084 KB Output is correct
44 Correct 12 ms 52828 KB Output is correct
45 Correct 12 ms 52824 KB Output is correct
46 Correct 12 ms 52688 KB Output is correct
47 Correct 13 ms 52828 KB Output is correct
48 Correct 14 ms 52808 KB Output is correct
49 Correct 12 ms 52828 KB Output is correct
50 Correct 12 ms 52880 KB Output is correct
51 Correct 13 ms 52828 KB Output is correct
52 Correct 12 ms 52828 KB Output is correct
53 Correct 12 ms 52816 KB Output is correct
54 Correct 13 ms 52828 KB Output is correct
55 Correct 12 ms 52820 KB Output is correct
56 Correct 13 ms 52828 KB Output is correct

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Runtime error 168 ms 218272 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 52828 KB Output is correct
2 Correct 12 ms 52828 KB Output is correct
3 Correct 12 ms 52676 KB Output is correct
4 Correct 13 ms 52824 KB Output is correct
5 Correct 12 ms 52828 KB Output is correct
6 Correct 13 ms 52828 KB Output is correct
7 Correct 13 ms 52828 KB Output is correct
8 Correct 12 ms 52828 KB Output is correct
9 Correct 12 ms 52828 KB Output is correct
10 Correct 12 ms 52828 KB Output is correct
11 Correct 12 ms 52828 KB Output is correct
12 Correct 13 ms 52676 KB Output is correct
13 Correct 12 ms 52828 KB Output is correct
14 Correct 12 ms 52828 KB Output is correct
15 Correct 12 ms 52828 KB Output is correct
16 Correct 14 ms 52888 KB Output is correct
17 Correct 13 ms 52824 KB Output is correct
18 Correct 12 ms 52828 KB Output is correct
19 Correct 12 ms 52828 KB Output is correct
20 Correct 13 ms 52832 KB Output is correct
21 Correct 12 ms 52824 KB Output is correct
22 Correct 13 ms 52828 KB Output is correct
23 Correct 12 ms 52688 KB Output is correct
24 Correct 13 ms 52828 KB Output is correct
25 Correct 12 ms 52828 KB Output is correct
26 Correct 13 ms 52812 KB Output is correct
27 Correct 12 ms 52824 KB Output is correct
28 Correct 13 ms 52828 KB Output is correct
29 Correct 12 ms 52824 KB Output is correct
30 Correct 12 ms 52824 KB Output is correct
31 Correct 12 ms 52828 KB Output is correct
32 Correct 12 ms 52828 KB Output is correct
33 Correct 13 ms 52828 KB Output is correct
34 Correct 12 ms 52680 KB Output is correct
35 Correct 12 ms 53024 KB Output is correct
36 Correct 12 ms 52828 KB Output is correct
37 Correct 12 ms 52828 KB Output is correct
38 Correct 12 ms 52824 KB Output is correct
39 Correct 13 ms 52828 KB Output is correct
40 Correct 13 ms 52824 KB Output is correct
41 Correct 13 ms 52828 KB Output is correct
42 Correct 12 ms 52824 KB Output is correct
43 Correct 13 ms 53084 KB Output is correct
44 Correct 12 ms 52828 KB Output is correct
45 Correct 12 ms 52824 KB Output is correct
46 Correct 12 ms 52688 KB Output is correct
47 Correct 13 ms 52828 KB Output is correct
48 Correct 14 ms 52808 KB Output is correct
49 Correct 12 ms 52828 KB Output is correct
50 Correct 12 ms 52880 KB Output is correct
51 Correct 13 ms 52828 KB Output is correct
52 Correct 12 ms 52828 KB Output is correct
53 Correct 12 ms 52816 KB Output is correct
54 Correct 13 ms 52828 KB Output is correct
55 Correct 12 ms 52820 KB Output is correct
56 Correct 13 ms 52828 KB Output is correct
57 Correct 13 ms 52828 KB Output is correct
58 Correct 13 ms 52828 KB Output is correct
59 Correct 15 ms 52944 KB Output is correct
60 Correct 12 ms 52948 KB Output is correct
61 Correct 12 ms 52828 KB Output is correct
62 Correct 12 ms 52952 KB Output is correct
63 Correct 13 ms 52828 KB Output is correct
64 Correct 13 ms 52956 KB Output is correct
65 Correct 13 ms 52964 KB Output is correct
66 Correct 13 ms 52824 KB Output is correct
67 Correct 13 ms 52828 KB Output is correct
68 Correct 13 ms 53080 KB Output is correct
69 Correct 12 ms 52952 KB Output is correct
70 Correct 13 ms 52952 KB Output is correct
71 Correct 13 ms 52828 KB Output is correct
72 Correct 13 ms 52828 KB Output is correct
73 Correct 13 ms 52956 KB Output is correct
74 Correct 13 ms 52984 KB Output is correct
75 Correct 12 ms 52852 KB Output is correct
76 Correct 12 ms 52804 KB Output is correct
77 Correct 13 ms 52828 KB Output is correct
78 Correct 13 ms 52824 KB Output is correct
79 Correct 12 ms 52828 KB Output is correct
80 Correct 13 ms 52956 KB Output is correct
81 Correct 13 ms 52824 KB Output is correct
82 Correct 13 ms 52828 KB Output is correct
83 Correct 13 ms 52828 KB Output is correct
84 Correct 13 ms 52828 KB Output is correct
85 Correct 13 ms 52824 KB Output is correct
86 Correct 13 ms 52828 KB Output is correct

Subtask #5
0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 52828 KB Output is correct
2 Correct 12 ms 52828 KB Output is correct
3 Correct 12 ms 52676 KB Output is correct
4 Correct 13 ms 52824 KB Output is correct
5 Correct 12 ms 52828 KB Output is correct
6 Correct 13 ms 52828 KB Output is correct
7 Correct 13 ms 52828 KB Output is correct
8 Correct 12 ms 52828 KB Output is correct
9 Correct 12 ms 52828 KB Output is correct
10 Correct 12 ms 52828 KB Output is correct
11 Correct 12 ms 52828 KB Output is correct
12 Correct 13 ms 52676 KB Output is correct
13 Correct 12 ms 52828 KB Output is correct
14 Correct 12 ms 52828 KB Output is correct
15 Correct 12 ms 52828 KB Output is correct
16 Correct 14 ms 52888 KB Output is correct
17 Correct 13 ms 52824 KB Output is correct
18 Correct 12 ms 52828 KB Output is correct
19 Correct 12 ms 52828 KB Output is correct
20 Correct 13 ms 52832 KB Output is correct
21 Correct 12 ms 52824 KB Output is correct
22 Correct 13 ms 52828 KB Output is correct
23 Correct 12 ms 52688 KB Output is correct
24 Correct 13 ms 52828 KB Output is correct
25 Correct 12 ms 52828 KB Output is correct
26 Correct 13 ms 52812 KB Output is correct
27 Correct 12 ms 52824 KB Output is correct
28 Correct 13 ms 52828 KB Output is correct
29 Correct 12 ms 52824 KB Output is correct
30 Correct 12 ms 52824 KB Output is correct
31 Correct 12 ms 52828 KB Output is correct
32 Correct 12 ms 52828 KB Output is correct
33 Correct 13 ms 52828 KB Output is correct
34 Correct 12 ms 52680 KB Output is correct
35 Correct 12 ms 53024 KB Output is correct
36 Correct 12 ms 52828 KB Output is correct
37 Correct 12 ms 52828 KB Output is correct
38 Correct 12 ms 52824 KB Output is correct
39 Correct 13 ms 52828 KB Output is correct
40 Correct 13 ms 52824 KB Output is correct
41 Correct 13 ms 52828 KB Output is correct
42 Correct 12 ms 52824 KB Output is correct
43 Correct 13 ms 53084 KB Output is correct
44 Correct 12 ms 52828 KB Output is correct
45 Correct 12 ms 52824 KB Output is correct
46 Correct 12 ms 52688 KB Output is correct
47 Correct 13 ms 52828 KB Output is correct
48 Correct 14 ms 52808 KB Output is correct
49 Correct 12 ms 52828 KB Output is correct
50 Correct 12 ms 52880 KB Output is correct
51 Correct 13 ms 52828 KB Output is correct
52 Correct 12 ms 52828 KB Output is correct
53 Correct 12 ms 52816 KB Output is correct
54 Correct 13 ms 52828 KB Output is correct
55 Correct 12 ms 52820 KB Output is correct
56 Correct 13 ms 52828 KB Output is correct
57 Runtime error 168 ms 218272 KB Execution killed with signal 11
58 Halted 0 ms 0 KB -