Submission #971594

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
971594	2024-04-29T04:02:01 Z	vjudge1	Homework (CEOI22_homework)	C++17	100 / 100	101 ms	117384 KB

Main

#include<bits/stdc++.h>
#define all(v) v.begin(), v.end()
#define endl "\n"
using namespace std;

const int N = 2e6 + 10;

pair<int, int> st[N];

int t[N];

int operation[N];

int child[2][N], sz[N];

int l[N], r[N];

int32_t main() {
  #define task ""

  cin.tie(0) -> sync_with_stdio(0);

  if (fopen("task.inp", "r")) {
    freopen("task.inp", "r", stdin);
    freopen("task.out", "w", stdout);
  }

  if (fopen(task".inp", "r")) {
    freopen (task".inp", "r", stdin);
    freopen (task".out", "w", stdout);
  }

  string str; cin >> str;


  int p = 0;

  int id = 0, _id = 0;

  for(char c : str) if (c == '?') _id++;
  int n = _id;

  for(int i = 0; i < str.size(); i++) {
    if (str[i] == 'm') {
      i += 3;
      st[++p] = make_pair(0, 0);
      t[p] = str[i - 1] == 'x';
//      cout << str[i - 1] << " " << t[p] << endl;
    }
    else if (str[i] == '?') {
      ++id;
      if (st[p].first == 0) st[p].first = id;
      else st[p].second = id;
    }
    else if (str[i] == ')') {
      ++_id;
      assert(st[p].first && st[p].second);
      child[0][_id] = st[p].first;
      child[1][_id] = st[p].second;
      operation[_id] = t[p];
//      cout << _id << " " << st[p].first << " " << st[p].second << " " << operation[_id] << endl;
      --p;
      if (st[p].first == 0) st[p].first = _id;
      else st[p].second = _id;
    }
  }

  auto dfs = [&] (auto self, int u) {
    if (u <= n) {
      l[u] = r[u] = sz[u] = 1;
      return;
    }
    int x0 = child[0][u], x1 = child[1][u];
    self(self, x1);
    self(self, x0);
    sz[u] = sz[x0] + sz[x1];
    if (operation[u]) {
      r[u] = max(sz[x0] + r[x1], sz[x1] + r[x0]);
      l[u] = l[x0] + l[x1];
    }
    else {
      l[u] = min(l[x0], l[x1]);
      r[u] = r[x0] + r[x1] - 1;
    }
    assert(l[u] <= r[u]);
  };

  dfs(dfs, _id);
  cout << r[_id] - l[_id] + 1;
}

Compilation message

Main.cpp: In function 'int32_t main()':
Main.cpp:43:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |   for(int i = 0; i < str.size(); i++) {
      |                  ~~^~~~~~~~~~~~
Main.cpp:24:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |     freopen("task.inp", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:25:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |     freopen("task.out", "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:29:13: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   29 |     freopen (task".inp", "r", stdin);
      |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:30:13: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   30 |     freopen (task".out", "w", stdout);
      |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	14684 KB	Output is correct
2	Correct	4 ms	14684 KB	Output is correct
3	Correct	3 ms	14684 KB	Output is correct
4	Correct	2 ms	14684 KB	Output is correct
5	Correct	2 ms	14684 KB	Output is correct
6	Correct	2 ms	14684 KB	Output is correct
7	Correct	2 ms	14684 KB	Output is correct
8	Correct	3 ms	14680 KB	Output is correct
9	Correct	3 ms	14680 KB	Output is correct
10	Correct	3 ms	14680 KB	Output is correct
11	Correct	2 ms	14812 KB	Output is correct
12	Correct	2 ms	14680 KB	Output is correct
13	Correct	3 ms	14684 KB	Output is correct
14	Correct	2 ms	14684 KB	Output is correct
15	Correct	2 ms	14816 KB	Output is correct
16	Correct	2 ms	14684 KB	Output is correct
17	Correct	2 ms	14684 KB	Output is correct
18	Correct	2 ms	14684 KB	Output is correct
19	Correct	2 ms	14684 KB	Output is correct
20	Correct	2 ms	14684 KB	Output is correct
21	Correct	2 ms	14684 KB	Output is correct
22	Correct	2 ms	14932 KB	Output is correct
23	Correct	2 ms	14684 KB	Output is correct
24	Correct	2 ms	14684 KB	Output is correct
25	Correct	2 ms	14684 KB	Output is correct
26	Correct	2 ms	14684 KB	Output is correct
27	Correct	2 ms	14684 KB	Output is correct
28	Correct	2 ms	14680 KB	Output is correct

Subtask #2
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	14684 KB	Output is correct
2	Correct	4 ms	14684 KB	Output is correct
3	Correct	3 ms	14684 KB	Output is correct
4	Correct	2 ms	14684 KB	Output is correct
5	Correct	2 ms	14684 KB	Output is correct
6	Correct	2 ms	14684 KB	Output is correct
7	Correct	2 ms	14684 KB	Output is correct
8	Correct	3 ms	14680 KB	Output is correct
9	Correct	3 ms	14680 KB	Output is correct
10	Correct	3 ms	14680 KB	Output is correct
11	Correct	2 ms	14812 KB	Output is correct
12	Correct	2 ms	14680 KB	Output is correct
13	Correct	3 ms	14684 KB	Output is correct
14	Correct	2 ms	14684 KB	Output is correct
15	Correct	2 ms	14816 KB	Output is correct
16	Correct	2 ms	14684 KB	Output is correct
17	Correct	2 ms	14684 KB	Output is correct
18	Correct	2 ms	14684 KB	Output is correct
19	Correct	2 ms	14684 KB	Output is correct
20	Correct	2 ms	14684 KB	Output is correct
21	Correct	2 ms	14684 KB	Output is correct
22	Correct	2 ms	14932 KB	Output is correct
23	Correct	2 ms	14684 KB	Output is correct
24	Correct	2 ms	14684 KB	Output is correct
25	Correct	2 ms	14684 KB	Output is correct
26	Correct	2 ms	14684 KB	Output is correct
27	Correct	2 ms	14684 KB	Output is correct
28	Correct	2 ms	14680 KB	Output is correct
29	Correct	2 ms	14684 KB	Output is correct
30	Correct	3 ms	14684 KB	Output is correct
31	Correct	2 ms	14940 KB	Output is correct
32	Correct	2 ms	14684 KB	Output is correct
33	Correct	2 ms	14816 KB	Output is correct
34	Correct	2 ms	14684 KB	Output is correct
35	Correct	2 ms	14684 KB	Output is correct
36	Correct	2 ms	14684 KB	Output is correct
37	Correct	2 ms	14684 KB	Output is correct
38	Correct	2 ms	14804 KB	Output is correct
39	Correct	2 ms	14684 KB	Output is correct
40	Correct	2 ms	14684 KB	Output is correct
41	Correct	2 ms	14680 KB	Output is correct
42	Correct	2 ms	14684 KB	Output is correct
43	Correct	2 ms	14800 KB	Output is correct
44	Correct	2 ms	14940 KB	Output is correct
45	Correct	2 ms	14684 KB	Output is correct
46	Correct	3 ms	14684 KB	Output is correct
47	Correct	2 ms	14684 KB	Output is correct
48	Correct	2 ms	14684 KB	Output is correct
49	Correct	2 ms	14684 KB	Output is correct
50	Correct	2 ms	14684 KB	Output is correct
51	Correct	2 ms	14800 KB	Output is correct
52	Correct	2 ms	14684 KB	Output is correct
53	Correct	2 ms	14796 KB	Output is correct
54	Correct	2 ms	14684 KB	Output is correct
55	Correct	2 ms	14684 KB	Output is correct
56	Correct	2 ms	14684 KB	Output is correct

Subtask #3
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	90 ms	109720 KB	Output is correct
2	Correct	80 ms	115480 KB	Output is correct
3	Correct	81 ms	116432 KB	Output is correct
4	Correct	83 ms	116000 KB	Output is correct
5	Correct	80 ms	115404 KB	Output is correct
6	Correct	78 ms	116704 KB	Output is correct
7	Correct	80 ms	116684 KB	Output is correct
8	Correct	75 ms	116768 KB	Output is correct
9	Correct	80 ms	116672 KB	Output is correct
10	Correct	81 ms	116700 KB	Output is correct
11	Correct	79 ms	116664 KB	Output is correct
12	Correct	75 ms	116624 KB	Output is correct
13	Correct	2 ms	14936 KB	Output is correct

Subtask #4
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	14684 KB	Output is correct
2	Correct	4 ms	14684 KB	Output is correct
3	Correct	3 ms	14684 KB	Output is correct
4	Correct	2 ms	14684 KB	Output is correct
5	Correct	2 ms	14684 KB	Output is correct
6	Correct	2 ms	14684 KB	Output is correct
7	Correct	2 ms	14684 KB	Output is correct
8	Correct	3 ms	14680 KB	Output is correct
9	Correct	3 ms	14680 KB	Output is correct
10	Correct	3 ms	14680 KB	Output is correct
11	Correct	2 ms	14812 KB	Output is correct
12	Correct	2 ms	14680 KB	Output is correct
13	Correct	3 ms	14684 KB	Output is correct
14	Correct	2 ms	14684 KB	Output is correct
15	Correct	2 ms	14816 KB	Output is correct
16	Correct	2 ms	14684 KB	Output is correct
17	Correct	2 ms	14684 KB	Output is correct
18	Correct	2 ms	14684 KB	Output is correct
19	Correct	2 ms	14684 KB	Output is correct
20	Correct	2 ms	14684 KB	Output is correct
21	Correct	2 ms	14684 KB	Output is correct
22	Correct	2 ms	14932 KB	Output is correct
23	Correct	2 ms	14684 KB	Output is correct
24	Correct	2 ms	14684 KB	Output is correct
25	Correct	2 ms	14684 KB	Output is correct
26	Correct	2 ms	14684 KB	Output is correct
27	Correct	2 ms	14684 KB	Output is correct
28	Correct	2 ms	14680 KB	Output is correct
29	Correct	2 ms	14684 KB	Output is correct
30	Correct	3 ms	14684 KB	Output is correct
31	Correct	2 ms	14940 KB	Output is correct
32	Correct	2 ms	14684 KB	Output is correct
33	Correct	2 ms	14816 KB	Output is correct
34	Correct	2 ms	14684 KB	Output is correct
35	Correct	2 ms	14684 KB	Output is correct
36	Correct	2 ms	14684 KB	Output is correct
37	Correct	2 ms	14684 KB	Output is correct
38	Correct	2 ms	14804 KB	Output is correct
39	Correct	2 ms	14684 KB	Output is correct
40	Correct	2 ms	14684 KB	Output is correct
41	Correct	2 ms	14680 KB	Output is correct
42	Correct	2 ms	14684 KB	Output is correct
43	Correct	2 ms	14800 KB	Output is correct
44	Correct	2 ms	14940 KB	Output is correct
45	Correct	2 ms	14684 KB	Output is correct
46	Correct	3 ms	14684 KB	Output is correct
47	Correct	2 ms	14684 KB	Output is correct
48	Correct	2 ms	14684 KB	Output is correct
49	Correct	2 ms	14684 KB	Output is correct
50	Correct	2 ms	14684 KB	Output is correct
51	Correct	2 ms	14800 KB	Output is correct
52	Correct	2 ms	14684 KB	Output is correct
53	Correct	2 ms	14796 KB	Output is correct
54	Correct	2 ms	14684 KB	Output is correct
55	Correct	2 ms	14684 KB	Output is correct
56	Correct	2 ms	14684 KB	Output is correct
57	Correct	2 ms	14684 KB	Output is correct
58	Correct	2 ms	14684 KB	Output is correct
59	Correct	2 ms	14684 KB	Output is correct
60	Correct	2 ms	14684 KB	Output is correct
61	Correct	2 ms	14684 KB	Output is correct
62	Correct	3 ms	14684 KB	Output is correct
63	Correct	2 ms	14684 KB	Output is correct
64	Correct	2 ms	14684 KB	Output is correct
65	Correct	2 ms	14684 KB	Output is correct
66	Correct	2 ms	14684 KB	Output is correct
67	Correct	2 ms	14684 KB	Output is correct
68	Correct	2 ms	14684 KB	Output is correct
69	Correct	2 ms	14684 KB	Output is correct
70	Correct	2 ms	14684 KB	Output is correct
71	Correct	2 ms	14684 KB	Output is correct
72	Correct	2 ms	14684 KB	Output is correct
73	Correct	2 ms	14684 KB	Output is correct
74	Correct	2 ms	14684 KB	Output is correct
75	Correct	3 ms	14684 KB	Output is correct
76	Correct	2 ms	14684 KB	Output is correct
77	Correct	2 ms	14684 KB	Output is correct
78	Correct	2 ms	14684 KB	Output is correct
79	Correct	2 ms	14684 KB	Output is correct
80	Correct	2 ms	14684 KB	Output is correct
81	Correct	2 ms	14684 KB	Output is correct
82	Correct	2 ms	14684 KB	Output is correct
83	Correct	3 ms	14936 KB	Output is correct
84	Correct	2 ms	14684 KB	Output is correct
85	Correct	4 ms	14680 KB	Output is correct
86	Correct	2 ms	14684 KB	Output is correct

Subtask #5
34.0 / 34.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	14684 KB	Output is correct
2	Correct	4 ms	14684 KB	Output is correct
3	Correct	3 ms	14684 KB	Output is correct
4	Correct	2 ms	14684 KB	Output is correct
5	Correct	2 ms	14684 KB	Output is correct
6	Correct	2 ms	14684 KB	Output is correct
7	Correct	2 ms	14684 KB	Output is correct
8	Correct	3 ms	14680 KB	Output is correct
9	Correct	3 ms	14680 KB	Output is correct
10	Correct	3 ms	14680 KB	Output is correct
11	Correct	2 ms	14812 KB	Output is correct
12	Correct	2 ms	14680 KB	Output is correct
13	Correct	3 ms	14684 KB	Output is correct
14	Correct	2 ms	14684 KB	Output is correct
15	Correct	2 ms	14816 KB	Output is correct
16	Correct	2 ms	14684 KB	Output is correct
17	Correct	2 ms	14684 KB	Output is correct
18	Correct	2 ms	14684 KB	Output is correct
19	Correct	2 ms	14684 KB	Output is correct
20	Correct	2 ms	14684 KB	Output is correct
21	Correct	2 ms	14684 KB	Output is correct
22	Correct	2 ms	14932 KB	Output is correct
23	Correct	2 ms	14684 KB	Output is correct
24	Correct	2 ms	14684 KB	Output is correct
25	Correct	2 ms	14684 KB	Output is correct
26	Correct	2 ms	14684 KB	Output is correct
27	Correct	2 ms	14684 KB	Output is correct
28	Correct	2 ms	14680 KB	Output is correct
29	Correct	2 ms	14684 KB	Output is correct
30	Correct	3 ms	14684 KB	Output is correct
31	Correct	2 ms	14940 KB	Output is correct
32	Correct	2 ms	14684 KB	Output is correct
33	Correct	2 ms	14816 KB	Output is correct
34	Correct	2 ms	14684 KB	Output is correct
35	Correct	2 ms	14684 KB	Output is correct
36	Correct	2 ms	14684 KB	Output is correct
37	Correct	2 ms	14684 KB	Output is correct
38	Correct	2 ms	14804 KB	Output is correct
39	Correct	2 ms	14684 KB	Output is correct
40	Correct	2 ms	14684 KB	Output is correct
41	Correct	2 ms	14680 KB	Output is correct
42	Correct	2 ms	14684 KB	Output is correct
43	Correct	2 ms	14800 KB	Output is correct
44	Correct	2 ms	14940 KB	Output is correct
45	Correct	2 ms	14684 KB	Output is correct
46	Correct	3 ms	14684 KB	Output is correct
47	Correct	2 ms	14684 KB	Output is correct
48	Correct	2 ms	14684 KB	Output is correct
49	Correct	2 ms	14684 KB	Output is correct
50	Correct	2 ms	14684 KB	Output is correct
51	Correct	2 ms	14800 KB	Output is correct
52	Correct	2 ms	14684 KB	Output is correct
53	Correct	2 ms	14796 KB	Output is correct
54	Correct	2 ms	14684 KB	Output is correct
55	Correct	2 ms	14684 KB	Output is correct
56	Correct	2 ms	14684 KB	Output is correct
57	Correct	90 ms	109720 KB	Output is correct
58	Correct	80 ms	115480 KB	Output is correct
59	Correct	81 ms	116432 KB	Output is correct
60	Correct	83 ms	116000 KB	Output is correct
61	Correct	80 ms	115404 KB	Output is correct
62	Correct	78 ms	116704 KB	Output is correct
63	Correct	80 ms	116684 KB	Output is correct
64	Correct	75 ms	116768 KB	Output is correct
65	Correct	80 ms	116672 KB	Output is correct
66	Correct	81 ms	116700 KB	Output is correct
67	Correct	79 ms	116664 KB	Output is correct
68	Correct	75 ms	116624 KB	Output is correct
69	Correct	2 ms	14936 KB	Output is correct
70	Correct	2 ms	14684 KB	Output is correct
71	Correct	2 ms	14684 KB	Output is correct
72	Correct	2 ms	14684 KB	Output is correct
73	Correct	2 ms	14684 KB	Output is correct
74	Correct	2 ms	14684 KB	Output is correct
75	Correct	3 ms	14684 KB	Output is correct
76	Correct	2 ms	14684 KB	Output is correct
77	Correct	2 ms	14684 KB	Output is correct
78	Correct	2 ms	14684 KB	Output is correct
79	Correct	2 ms	14684 KB	Output is correct
80	Correct	2 ms	14684 KB	Output is correct
81	Correct	2 ms	14684 KB	Output is correct
82	Correct	2 ms	14684 KB	Output is correct
83	Correct	2 ms	14684 KB	Output is correct
84	Correct	2 ms	14684 KB	Output is correct
85	Correct	2 ms	14684 KB	Output is correct
86	Correct	2 ms	14684 KB	Output is correct
87	Correct	2 ms	14684 KB	Output is correct
88	Correct	3 ms	14684 KB	Output is correct
89	Correct	2 ms	14684 KB	Output is correct
90	Correct	2 ms	14684 KB	Output is correct
91	Correct	2 ms	14684 KB	Output is correct
92	Correct	2 ms	14684 KB	Output is correct
93	Correct	2 ms	14684 KB	Output is correct
94	Correct	2 ms	14684 KB	Output is correct
95	Correct	2 ms	14684 KB	Output is correct
96	Correct	3 ms	14936 KB	Output is correct
97	Correct	2 ms	14684 KB	Output is correct
98	Correct	4 ms	14680 KB	Output is correct
99	Correct	2 ms	14684 KB	Output is correct
100	Correct	49 ms	57924 KB	Output is correct
101	Correct	46 ms	57552 KB	Output is correct
102	Correct	41 ms	58064 KB	Output is correct
103	Correct	43 ms	58404 KB	Output is correct
104	Correct	41 ms	57436 KB	Output is correct
105	Correct	60 ms	78348 KB	Output is correct
106	Correct	72 ms	77968 KB	Output is correct
107	Correct	61 ms	77760 KB	Output is correct
108	Correct	61 ms	77260 KB	Output is correct
109	Correct	64 ms	77156 KB	Output is correct
110	Correct	50 ms	58556 KB	Output is correct
111	Correct	51 ms	57396 KB	Output is correct
112	Correct	48 ms	58312 KB	Output is correct
113	Correct	47 ms	57276 KB	Output is correct
114	Correct	49 ms	58064 KB	Output is correct
115	Correct	101 ms	116176 KB	Output is correct
116	Correct	83 ms	116256 KB	Output is correct
117	Correct	86 ms	117384 KB	Output is correct
118	Correct	95 ms	115292 KB	Output is correct
119	Correct	90 ms	115360 KB	Output is correct
120	Correct	46 ms	58624 KB	Output is correct
121	Correct	47 ms	58652 KB	Output is correct
122	Correct	50 ms	58296 KB	Output is correct
123	Correct	52 ms	58524 KB	Output is correct
124	Correct	57 ms	86888 KB	Output is correct
125	Correct	56 ms	85708 KB	Output is correct
126	Correct	56 ms	85692 KB	Output is correct
127	Correct	56 ms	87160 KB	Output is correct
128	Correct	23 ms	40556 KB	Output is correct
129	Correct	21 ms	40512 KB	Output is correct
130	Correct	19 ms	40664 KB	Output is correct
131	Correct	2 ms	14684 KB	Output is correct

Submission #971594

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 13.0 / 13.0

Subtask #3 13.0 / 13.0

Subtask #4 30.0 / 30.0

Subtask #5 34.0 / 34.0

Subtask #1
10.0 / 10.0

Subtask #2
13.0 / 13.0

Subtask #3
13.0 / 13.0

Subtask #4
30.0 / 30.0

Subtask #5
34.0 / 34.0