#include <iostream>
#include <vector>
#define f first
#define s second
using namespace std;
string s;
int op[2000010], cnt, n;
pair<int,int> node[2000010];
vector<int> edge[2000010], stk;
void dfs(int u) {
for (int i = 0; i < edge[u].size(); i++) dfs(edge[u][i]);
if (edge[u].size() == 2) {
if (op[u]) node[u] = {min(node[edge[u][0]].f,node[edge[u][1]].f),node[edge[u][0]].s+node[edge[u][1]].s+1};
else node[u] = {node[edge[u][0]].f+node[edge[u][1]].f+1,min(node[edge[u][0]].s,node[edge[u][1]].s)};
} else n++;
}
int main() {
cin >> s;
stk.push_back(0);
for (int i = 0; i < s.length(); i++) {
if (s[i] == 'm') {
++cnt;
if (s[i+1] == 'a') op[cnt] = 1;
edge[stk.back()].push_back(cnt);
stk.push_back(cnt);
i += 3;
} else if (s[i] == '?') edge[stk.back()].push_back(++cnt);
else if (s[i] == ')') stk.pop_back();
}
dfs(1);
cout << n-node[1].f-node[1].s << endl;
}
Compilation message
Main.cpp: In function 'void dfs(int)':
Main.cpp:13:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
13 | for (int i = 0; i < edge[u].size(); i++) dfs(edge[u][i]);
| ~~^~~~~~~~~~~~~~~~
Main.cpp: In function 'int main()':
Main.cpp:23:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
23 | for (int i = 0; i < s.length(); i++) {
| ~~^~~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
27 ms |
47700 KB |
Output is correct |
2 |
Correct |
13 ms |
47704 KB |
Output is correct |
3 |
Correct |
12 ms |
47704 KB |
Output is correct |
4 |
Correct |
12 ms |
47708 KB |
Output is correct |
5 |
Correct |
11 ms |
47708 KB |
Output is correct |
6 |
Correct |
11 ms |
47708 KB |
Output is correct |
7 |
Correct |
12 ms |
47808 KB |
Output is correct |
8 |
Correct |
12 ms |
47704 KB |
Output is correct |
9 |
Correct |
12 ms |
47704 KB |
Output is correct |
10 |
Correct |
11 ms |
47708 KB |
Output is correct |
11 |
Correct |
11 ms |
47708 KB |
Output is correct |
12 |
Correct |
11 ms |
47708 KB |
Output is correct |
13 |
Correct |
10 ms |
47708 KB |
Output is correct |
14 |
Correct |
11 ms |
47708 KB |
Output is correct |
15 |
Correct |
11 ms |
47780 KB |
Output is correct |
16 |
Correct |
12 ms |
47764 KB |
Output is correct |
17 |
Correct |
10 ms |
47704 KB |
Output is correct |
18 |
Correct |
11 ms |
47708 KB |
Output is correct |
19 |
Correct |
11 ms |
47960 KB |
Output is correct |
20 |
Correct |
11 ms |
47708 KB |
Output is correct |
21 |
Correct |
11 ms |
47704 KB |
Output is correct |
22 |
Correct |
12 ms |
47708 KB |
Output is correct |
23 |
Correct |
11 ms |
47708 KB |
Output is correct |
24 |
Correct |
11 ms |
47708 KB |
Output is correct |
25 |
Correct |
11 ms |
47780 KB |
Output is correct |
26 |
Correct |
11 ms |
47708 KB |
Output is correct |
27 |
Correct |
11 ms |
47704 KB |
Output is correct |
28 |
Correct |
12 ms |
47708 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
27 ms |
47700 KB |
Output is correct |
2 |
Correct |
13 ms |
47704 KB |
Output is correct |
3 |
Correct |
12 ms |
47704 KB |
Output is correct |
4 |
Correct |
12 ms |
47708 KB |
Output is correct |
5 |
Correct |
11 ms |
47708 KB |
Output is correct |
6 |
Correct |
11 ms |
47708 KB |
Output is correct |
7 |
Correct |
12 ms |
47808 KB |
Output is correct |
8 |
Correct |
12 ms |
47704 KB |
Output is correct |
9 |
Correct |
12 ms |
47704 KB |
Output is correct |
10 |
Correct |
11 ms |
47708 KB |
Output is correct |
11 |
Correct |
11 ms |
47708 KB |
Output is correct |
12 |
Correct |
11 ms |
47708 KB |
Output is correct |
13 |
Correct |
10 ms |
47708 KB |
Output is correct |
14 |
Correct |
11 ms |
47708 KB |
Output is correct |
15 |
Correct |
11 ms |
47780 KB |
Output is correct |
16 |
Correct |
12 ms |
47764 KB |
Output is correct |
17 |
Correct |
10 ms |
47704 KB |
Output is correct |
18 |
Correct |
11 ms |
47708 KB |
Output is correct |
19 |
Correct |
11 ms |
47960 KB |
Output is correct |
20 |
Correct |
11 ms |
47708 KB |
Output is correct |
21 |
Correct |
11 ms |
47704 KB |
Output is correct |
22 |
Correct |
12 ms |
47708 KB |
Output is correct |
23 |
Correct |
11 ms |
47708 KB |
Output is correct |
24 |
Correct |
11 ms |
47708 KB |
Output is correct |
25 |
Correct |
11 ms |
47780 KB |
Output is correct |
26 |
Correct |
11 ms |
47708 KB |
Output is correct |
27 |
Correct |
11 ms |
47704 KB |
Output is correct |
28 |
Correct |
12 ms |
47708 KB |
Output is correct |
29 |
Correct |
11 ms |
47712 KB |
Output is correct |
30 |
Correct |
13 ms |
47708 KB |
Output is correct |
31 |
Correct |
11 ms |
47708 KB |
Output is correct |
32 |
Correct |
11 ms |
47740 KB |
Output is correct |
33 |
Correct |
11 ms |
47808 KB |
Output is correct |
34 |
Correct |
11 ms |
47704 KB |
Output is correct |
35 |
Correct |
12 ms |
47704 KB |
Output is correct |
36 |
Correct |
11 ms |
47708 KB |
Output is correct |
37 |
Correct |
11 ms |
47812 KB |
Output is correct |
38 |
Correct |
12 ms |
47708 KB |
Output is correct |
39 |
Correct |
12 ms |
47704 KB |
Output is correct |
40 |
Correct |
11 ms |
47708 KB |
Output is correct |
41 |
Correct |
11 ms |
47776 KB |
Output is correct |
42 |
Correct |
11 ms |
47708 KB |
Output is correct |
43 |
Correct |
11 ms |
47708 KB |
Output is correct |
44 |
Correct |
11 ms |
47784 KB |
Output is correct |
45 |
Correct |
11 ms |
47756 KB |
Output is correct |
46 |
Correct |
11 ms |
47708 KB |
Output is correct |
47 |
Correct |
10 ms |
47708 KB |
Output is correct |
48 |
Correct |
11 ms |
47708 KB |
Output is correct |
49 |
Correct |
11 ms |
47708 KB |
Output is correct |
50 |
Correct |
13 ms |
47744 KB |
Output is correct |
51 |
Correct |
11 ms |
47708 KB |
Output is correct |
52 |
Correct |
11 ms |
47708 KB |
Output is correct |
53 |
Correct |
10 ms |
47708 KB |
Output is correct |
54 |
Correct |
12 ms |
47720 KB |
Output is correct |
55 |
Correct |
11 ms |
47708 KB |
Output is correct |
56 |
Correct |
11 ms |
47708 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
268 ms |
155548 KB |
Output is correct |
2 |
Correct |
276 ms |
162224 KB |
Output is correct |
3 |
Correct |
252 ms |
162924 KB |
Output is correct |
4 |
Correct |
253 ms |
162224 KB |
Output is correct |
5 |
Correct |
245 ms |
163016 KB |
Output is correct |
6 |
Correct |
290 ms |
162736 KB |
Output is correct |
7 |
Correct |
248 ms |
162228 KB |
Output is correct |
8 |
Correct |
252 ms |
162484 KB |
Output is correct |
9 |
Correct |
239 ms |
162368 KB |
Output is correct |
10 |
Correct |
247 ms |
162128 KB |
Output is correct |
11 |
Correct |
247 ms |
162284 KB |
Output is correct |
12 |
Correct |
242 ms |
162240 KB |
Output is correct |
13 |
Correct |
11 ms |
47720 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
27 ms |
47700 KB |
Output is correct |
2 |
Correct |
13 ms |
47704 KB |
Output is correct |
3 |
Correct |
12 ms |
47704 KB |
Output is correct |
4 |
Correct |
12 ms |
47708 KB |
Output is correct |
5 |
Correct |
11 ms |
47708 KB |
Output is correct |
6 |
Correct |
11 ms |
47708 KB |
Output is correct |
7 |
Correct |
12 ms |
47808 KB |
Output is correct |
8 |
Correct |
12 ms |
47704 KB |
Output is correct |
9 |
Correct |
12 ms |
47704 KB |
Output is correct |
10 |
Correct |
11 ms |
47708 KB |
Output is correct |
11 |
Correct |
11 ms |
47708 KB |
Output is correct |
12 |
Correct |
11 ms |
47708 KB |
Output is correct |
13 |
Correct |
10 ms |
47708 KB |
Output is correct |
14 |
Correct |
11 ms |
47708 KB |
Output is correct |
15 |
Correct |
11 ms |
47780 KB |
Output is correct |
16 |
Correct |
12 ms |
47764 KB |
Output is correct |
17 |
Correct |
10 ms |
47704 KB |
Output is correct |
18 |
Correct |
11 ms |
47708 KB |
Output is correct |
19 |
Correct |
11 ms |
47960 KB |
Output is correct |
20 |
Correct |
11 ms |
47708 KB |
Output is correct |
21 |
Correct |
11 ms |
47704 KB |
Output is correct |
22 |
Correct |
12 ms |
47708 KB |
Output is correct |
23 |
Correct |
11 ms |
47708 KB |
Output is correct |
24 |
Correct |
11 ms |
47708 KB |
Output is correct |
25 |
Correct |
11 ms |
47780 KB |
Output is correct |
26 |
Correct |
11 ms |
47708 KB |
Output is correct |
27 |
Correct |
11 ms |
47704 KB |
Output is correct |
28 |
Correct |
12 ms |
47708 KB |
Output is correct |
29 |
Correct |
11 ms |
47712 KB |
Output is correct |
30 |
Correct |
13 ms |
47708 KB |
Output is correct |
31 |
Correct |
11 ms |
47708 KB |
Output is correct |
32 |
Correct |
11 ms |
47740 KB |
Output is correct |
33 |
Correct |
11 ms |
47808 KB |
Output is correct |
34 |
Correct |
11 ms |
47704 KB |
Output is correct |
35 |
Correct |
12 ms |
47704 KB |
Output is correct |
36 |
Correct |
11 ms |
47708 KB |
Output is correct |
37 |
Correct |
11 ms |
47812 KB |
Output is correct |
38 |
Correct |
12 ms |
47708 KB |
Output is correct |
39 |
Correct |
12 ms |
47704 KB |
Output is correct |
40 |
Correct |
11 ms |
47708 KB |
Output is correct |
41 |
Correct |
11 ms |
47776 KB |
Output is correct |
42 |
Correct |
11 ms |
47708 KB |
Output is correct |
43 |
Correct |
11 ms |
47708 KB |
Output is correct |
44 |
Correct |
11 ms |
47784 KB |
Output is correct |
45 |
Correct |
11 ms |
47756 KB |
Output is correct |
46 |
Correct |
11 ms |
47708 KB |
Output is correct |
47 |
Correct |
10 ms |
47708 KB |
Output is correct |
48 |
Correct |
11 ms |
47708 KB |
Output is correct |
49 |
Correct |
11 ms |
47708 KB |
Output is correct |
50 |
Correct |
13 ms |
47744 KB |
Output is correct |
51 |
Correct |
11 ms |
47708 KB |
Output is correct |
52 |
Correct |
11 ms |
47708 KB |
Output is correct |
53 |
Correct |
10 ms |
47708 KB |
Output is correct |
54 |
Correct |
12 ms |
47720 KB |
Output is correct |
55 |
Correct |
11 ms |
47708 KB |
Output is correct |
56 |
Correct |
11 ms |
47708 KB |
Output is correct |
57 |
Correct |
11 ms |
47708 KB |
Output is correct |
58 |
Correct |
13 ms |
47704 KB |
Output is correct |
59 |
Correct |
11 ms |
48004 KB |
Output is correct |
60 |
Correct |
11 ms |
47768 KB |
Output is correct |
61 |
Correct |
11 ms |
47748 KB |
Output is correct |
62 |
Correct |
11 ms |
47812 KB |
Output is correct |
63 |
Correct |
11 ms |
47708 KB |
Output is correct |
64 |
Correct |
11 ms |
47716 KB |
Output is correct |
65 |
Correct |
11 ms |
47704 KB |
Output is correct |
66 |
Correct |
11 ms |
47708 KB |
Output is correct |
67 |
Correct |
11 ms |
47708 KB |
Output is correct |
68 |
Correct |
11 ms |
47708 KB |
Output is correct |
69 |
Correct |
11 ms |
47708 KB |
Output is correct |
70 |
Correct |
11 ms |
47752 KB |
Output is correct |
71 |
Correct |
11 ms |
47704 KB |
Output is correct |
72 |
Correct |
11 ms |
47708 KB |
Output is correct |
73 |
Correct |
11 ms |
47708 KB |
Output is correct |
74 |
Correct |
11 ms |
47708 KB |
Output is correct |
75 |
Correct |
12 ms |
47708 KB |
Output is correct |
76 |
Correct |
11 ms |
47708 KB |
Output is correct |
77 |
Correct |
11 ms |
47708 KB |
Output is correct |
78 |
Correct |
11 ms |
47708 KB |
Output is correct |
79 |
Correct |
12 ms |
47708 KB |
Output is correct |
80 |
Correct |
11 ms |
47708 KB |
Output is correct |
81 |
Correct |
12 ms |
47736 KB |
Output is correct |
82 |
Correct |
11 ms |
47704 KB |
Output is correct |
83 |
Correct |
11 ms |
47712 KB |
Output is correct |
84 |
Correct |
11 ms |
47708 KB |
Output is correct |
85 |
Correct |
11 ms |
47708 KB |
Output is correct |
86 |
Correct |
11 ms |
47708 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
27 ms |
47700 KB |
Output is correct |
2 |
Correct |
13 ms |
47704 KB |
Output is correct |
3 |
Correct |
12 ms |
47704 KB |
Output is correct |
4 |
Correct |
12 ms |
47708 KB |
Output is correct |
5 |
Correct |
11 ms |
47708 KB |
Output is correct |
6 |
Correct |
11 ms |
47708 KB |
Output is correct |
7 |
Correct |
12 ms |
47808 KB |
Output is correct |
8 |
Correct |
12 ms |
47704 KB |
Output is correct |
9 |
Correct |
12 ms |
47704 KB |
Output is correct |
10 |
Correct |
11 ms |
47708 KB |
Output is correct |
11 |
Correct |
11 ms |
47708 KB |
Output is correct |
12 |
Correct |
11 ms |
47708 KB |
Output is correct |
13 |
Correct |
10 ms |
47708 KB |
Output is correct |
14 |
Correct |
11 ms |
47708 KB |
Output is correct |
15 |
Correct |
11 ms |
47780 KB |
Output is correct |
16 |
Correct |
12 ms |
47764 KB |
Output is correct |
17 |
Correct |
10 ms |
47704 KB |
Output is correct |
18 |
Correct |
11 ms |
47708 KB |
Output is correct |
19 |
Correct |
11 ms |
47960 KB |
Output is correct |
20 |
Correct |
11 ms |
47708 KB |
Output is correct |
21 |
Correct |
11 ms |
47704 KB |
Output is correct |
22 |
Correct |
12 ms |
47708 KB |
Output is correct |
23 |
Correct |
11 ms |
47708 KB |
Output is correct |
24 |
Correct |
11 ms |
47708 KB |
Output is correct |
25 |
Correct |
11 ms |
47780 KB |
Output is correct |
26 |
Correct |
11 ms |
47708 KB |
Output is correct |
27 |
Correct |
11 ms |
47704 KB |
Output is correct |
28 |
Correct |
12 ms |
47708 KB |
Output is correct |
29 |
Correct |
11 ms |
47712 KB |
Output is correct |
30 |
Correct |
13 ms |
47708 KB |
Output is correct |
31 |
Correct |
11 ms |
47708 KB |
Output is correct |
32 |
Correct |
11 ms |
47740 KB |
Output is correct |
33 |
Correct |
11 ms |
47808 KB |
Output is correct |
34 |
Correct |
11 ms |
47704 KB |
Output is correct |
35 |
Correct |
12 ms |
47704 KB |
Output is correct |
36 |
Correct |
11 ms |
47708 KB |
Output is correct |
37 |
Correct |
11 ms |
47812 KB |
Output is correct |
38 |
Correct |
12 ms |
47708 KB |
Output is correct |
39 |
Correct |
12 ms |
47704 KB |
Output is correct |
40 |
Correct |
11 ms |
47708 KB |
Output is correct |
41 |
Correct |
11 ms |
47776 KB |
Output is correct |
42 |
Correct |
11 ms |
47708 KB |
Output is correct |
43 |
Correct |
11 ms |
47708 KB |
Output is correct |
44 |
Correct |
11 ms |
47784 KB |
Output is correct |
45 |
Correct |
11 ms |
47756 KB |
Output is correct |
46 |
Correct |
11 ms |
47708 KB |
Output is correct |
47 |
Correct |
10 ms |
47708 KB |
Output is correct |
48 |
Correct |
11 ms |
47708 KB |
Output is correct |
49 |
Correct |
11 ms |
47708 KB |
Output is correct |
50 |
Correct |
13 ms |
47744 KB |
Output is correct |
51 |
Correct |
11 ms |
47708 KB |
Output is correct |
52 |
Correct |
11 ms |
47708 KB |
Output is correct |
53 |
Correct |
10 ms |
47708 KB |
Output is correct |
54 |
Correct |
12 ms |
47720 KB |
Output is correct |
55 |
Correct |
11 ms |
47708 KB |
Output is correct |
56 |
Correct |
11 ms |
47708 KB |
Output is correct |
57 |
Correct |
268 ms |
155548 KB |
Output is correct |
58 |
Correct |
276 ms |
162224 KB |
Output is correct |
59 |
Correct |
252 ms |
162924 KB |
Output is correct |
60 |
Correct |
253 ms |
162224 KB |
Output is correct |
61 |
Correct |
245 ms |
163016 KB |
Output is correct |
62 |
Correct |
290 ms |
162736 KB |
Output is correct |
63 |
Correct |
248 ms |
162228 KB |
Output is correct |
64 |
Correct |
252 ms |
162484 KB |
Output is correct |
65 |
Correct |
239 ms |
162368 KB |
Output is correct |
66 |
Correct |
247 ms |
162128 KB |
Output is correct |
67 |
Correct |
247 ms |
162284 KB |
Output is correct |
68 |
Correct |
242 ms |
162240 KB |
Output is correct |
69 |
Correct |
11 ms |
47720 KB |
Output is correct |
70 |
Correct |
11 ms |
47708 KB |
Output is correct |
71 |
Correct |
13 ms |
47704 KB |
Output is correct |
72 |
Correct |
11 ms |
48004 KB |
Output is correct |
73 |
Correct |
11 ms |
47768 KB |
Output is correct |
74 |
Correct |
11 ms |
47748 KB |
Output is correct |
75 |
Correct |
11 ms |
47812 KB |
Output is correct |
76 |
Correct |
11 ms |
47708 KB |
Output is correct |
77 |
Correct |
11 ms |
47716 KB |
Output is correct |
78 |
Correct |
11 ms |
47704 KB |
Output is correct |
79 |
Correct |
11 ms |
47708 KB |
Output is correct |
80 |
Correct |
11 ms |
47708 KB |
Output is correct |
81 |
Correct |
11 ms |
47708 KB |
Output is correct |
82 |
Correct |
11 ms |
47708 KB |
Output is correct |
83 |
Correct |
11 ms |
47752 KB |
Output is correct |
84 |
Correct |
11 ms |
47704 KB |
Output is correct |
85 |
Correct |
11 ms |
47708 KB |
Output is correct |
86 |
Correct |
11 ms |
47708 KB |
Output is correct |
87 |
Correct |
11 ms |
47708 KB |
Output is correct |
88 |
Correct |
12 ms |
47708 KB |
Output is correct |
89 |
Correct |
11 ms |
47708 KB |
Output is correct |
90 |
Correct |
11 ms |
47708 KB |
Output is correct |
91 |
Correct |
11 ms |
47708 KB |
Output is correct |
92 |
Correct |
12 ms |
47708 KB |
Output is correct |
93 |
Correct |
11 ms |
47708 KB |
Output is correct |
94 |
Correct |
12 ms |
47736 KB |
Output is correct |
95 |
Correct |
11 ms |
47704 KB |
Output is correct |
96 |
Correct |
11 ms |
47712 KB |
Output is correct |
97 |
Correct |
11 ms |
47708 KB |
Output is correct |
98 |
Correct |
11 ms |
47708 KB |
Output is correct |
99 |
Correct |
11 ms |
47708 KB |
Output is correct |
100 |
Correct |
215 ms |
115684 KB |
Output is correct |
101 |
Correct |
220 ms |
115740 KB |
Output is correct |
102 |
Correct |
208 ms |
115812 KB |
Output is correct |
103 |
Correct |
210 ms |
115888 KB |
Output is correct |
104 |
Correct |
214 ms |
115636 KB |
Output is correct |
105 |
Correct |
241 ms |
133556 KB |
Output is correct |
106 |
Correct |
236 ms |
132788 KB |
Output is correct |
107 |
Correct |
228 ms |
132656 KB |
Output is correct |
108 |
Correct |
237 ms |
133136 KB |
Output is correct |
109 |
Correct |
240 ms |
133732 KB |
Output is correct |
110 |
Correct |
219 ms |
115772 KB |
Output is correct |
111 |
Correct |
243 ms |
116160 KB |
Output is correct |
112 |
Correct |
212 ms |
115896 KB |
Output is correct |
113 |
Correct |
251 ms |
115644 KB |
Output is correct |
114 |
Correct |
213 ms |
116180 KB |
Output is correct |
115 |
Correct |
258 ms |
162420 KB |
Output is correct |
116 |
Correct |
252 ms |
162996 KB |
Output is correct |
117 |
Correct |
306 ms |
162164 KB |
Output is correct |
118 |
Correct |
237 ms |
162360 KB |
Output is correct |
119 |
Correct |
246 ms |
162224 KB |
Output is correct |
120 |
Correct |
210 ms |
108092 KB |
Output is correct |
121 |
Correct |
227 ms |
115696 KB |
Output is correct |
122 |
Correct |
226 ms |
115780 KB |
Output is correct |
123 |
Correct |
222 ms |
115856 KB |
Output is correct |
124 |
Correct |
217 ms |
141228 KB |
Output is correct |
125 |
Correct |
218 ms |
138696 KB |
Output is correct |
126 |
Correct |
220 ms |
141844 KB |
Output is correct |
127 |
Correct |
216 ms |
138676 KB |
Output is correct |
128 |
Correct |
111 ms |
84452 KB |
Output is correct |
129 |
Correct |
109 ms |
84488 KB |
Output is correct |
130 |
Correct |
121 ms |
84436 KB |
Output is correct |
131 |
Correct |
11 ms |
47704 KB |
Output is correct |