#include<iostream>
#include<vector>
#include<queue>
#include<algorithm>
#include<set>
#include<stack>
#include<limits.h>
#include<math.h>
#include<iomanip>
#include<bitset>
#include<unordered_map>
#include<unordered_set>
#include<map>
#include<cstring>
#include<sstream>
#pragma GCC target("popcnt")
typedef long long ll;
typedef long double ld;
using namespace std;
const int MOD=1e9+7;
typedef pair<ll,ll>point;
//#define x first
//#define y second
string str;
int n;
struct Node{
Node*ch1=nullptr,*ch2=nullptr;
bool q=false;
bool is_max=false;
};
Node* parse(int&i){
Node*result=new Node;
if(str[i]=='?'){
i++;
n++;
result->q=true;
return result;
}
i++;
result->is_max=str[i]=='a';
i+=3;
result->ch1=parse(i);
i++;
result->ch2=parse(i);
i++;
return result;
}
pair<int,int>get(Node*node){
if(node->q)
return{0,0};
int l=0,r=0;
auto res1=get(node->ch1);
auto res2=get(node->ch2);
if(node->is_max){
l=res1.first+res2.first+1;
r=min(res1.second,res2.second);
}else{
l=min(res1.first,res2.first);
r=res1.second+res2.second+1;
}
return{l,r};
}
Node*root;
int main(){
ios::sync_with_stdio(false);
cout.tie(NULL);
cin.tie(NULL);
cin>>str;
int index=0;
root=parse(index);
auto res=get(root);
cout<<n-res.second-res.first<<"\n";
return 0;
}
/*
min(min(?,?),min(?,?))
1
max(?,max(?,min(?,?)))
2
min(max(?,?),min(?,max(?,?)))
3
*/
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
596 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
460 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
452 KB |
Output is correct |
7 |
Correct |
1 ms |
516 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
504 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
456 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
600 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
596 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
460 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
452 KB |
Output is correct |
7 |
Correct |
1 ms |
516 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
504 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
456 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
600 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
0 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
452 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
1 ms |
348 KB |
Output is correct |
41 |
Correct |
0 ms |
352 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
468 KB |
Output is correct |
45 |
Correct |
1 ms |
356 KB |
Output is correct |
46 |
Correct |
1 ms |
356 KB |
Output is correct |
47 |
Correct |
1 ms |
356 KB |
Output is correct |
48 |
Correct |
1 ms |
344 KB |
Output is correct |
49 |
Correct |
0 ms |
348 KB |
Output is correct |
50 |
Correct |
0 ms |
348 KB |
Output is correct |
51 |
Correct |
0 ms |
348 KB |
Output is correct |
52 |
Correct |
1 ms |
352 KB |
Output is correct |
53 |
Correct |
1 ms |
348 KB |
Output is correct |
54 |
Correct |
1 ms |
532 KB |
Output is correct |
55 |
Correct |
1 ms |
344 KB |
Output is correct |
56 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
124 ms |
101236 KB |
Output is correct |
2 |
Correct |
124 ms |
101024 KB |
Output is correct |
3 |
Correct |
121 ms |
101464 KB |
Output is correct |
4 |
Correct |
116 ms |
101348 KB |
Output is correct |
5 |
Correct |
125 ms |
101588 KB |
Output is correct |
6 |
Correct |
119 ms |
102192 KB |
Output is correct |
7 |
Correct |
118 ms |
101804 KB |
Output is correct |
8 |
Correct |
115 ms |
102136 KB |
Output is correct |
9 |
Correct |
121 ms |
101100 KB |
Output is correct |
10 |
Correct |
133 ms |
101152 KB |
Output is correct |
11 |
Correct |
131 ms |
101060 KB |
Output is correct |
12 |
Correct |
112 ms |
101072 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
596 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
460 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
452 KB |
Output is correct |
7 |
Correct |
1 ms |
516 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
504 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
456 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
600 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
0 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
452 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
1 ms |
348 KB |
Output is correct |
41 |
Correct |
0 ms |
352 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
468 KB |
Output is correct |
45 |
Correct |
1 ms |
356 KB |
Output is correct |
46 |
Correct |
1 ms |
356 KB |
Output is correct |
47 |
Correct |
1 ms |
356 KB |
Output is correct |
48 |
Correct |
1 ms |
344 KB |
Output is correct |
49 |
Correct |
0 ms |
348 KB |
Output is correct |
50 |
Correct |
0 ms |
348 KB |
Output is correct |
51 |
Correct |
0 ms |
348 KB |
Output is correct |
52 |
Correct |
1 ms |
352 KB |
Output is correct |
53 |
Correct |
1 ms |
348 KB |
Output is correct |
54 |
Correct |
1 ms |
532 KB |
Output is correct |
55 |
Correct |
1 ms |
344 KB |
Output is correct |
56 |
Correct |
0 ms |
348 KB |
Output is correct |
57 |
Correct |
0 ms |
348 KB |
Output is correct |
58 |
Correct |
1 ms |
344 KB |
Output is correct |
59 |
Correct |
1 ms |
600 KB |
Output is correct |
60 |
Correct |
0 ms |
460 KB |
Output is correct |
61 |
Correct |
1 ms |
348 KB |
Output is correct |
62 |
Correct |
1 ms |
348 KB |
Output is correct |
63 |
Correct |
0 ms |
348 KB |
Output is correct |
64 |
Correct |
1 ms |
348 KB |
Output is correct |
65 |
Correct |
0 ms |
344 KB |
Output is correct |
66 |
Correct |
1 ms |
344 KB |
Output is correct |
67 |
Correct |
1 ms |
344 KB |
Output is correct |
68 |
Correct |
1 ms |
344 KB |
Output is correct |
69 |
Correct |
1 ms |
348 KB |
Output is correct |
70 |
Correct |
0 ms |
348 KB |
Output is correct |
71 |
Correct |
1 ms |
348 KB |
Output is correct |
72 |
Correct |
1 ms |
344 KB |
Output is correct |
73 |
Correct |
0 ms |
348 KB |
Output is correct |
74 |
Correct |
1 ms |
460 KB |
Output is correct |
75 |
Correct |
1 ms |
348 KB |
Output is correct |
76 |
Correct |
1 ms |
348 KB |
Output is correct |
77 |
Correct |
0 ms |
344 KB |
Output is correct |
78 |
Correct |
1 ms |
348 KB |
Output is correct |
79 |
Correct |
1 ms |
348 KB |
Output is correct |
80 |
Correct |
0 ms |
456 KB |
Output is correct |
81 |
Correct |
1 ms |
348 KB |
Output is correct |
82 |
Correct |
0 ms |
348 KB |
Output is correct |
83 |
Correct |
0 ms |
348 KB |
Output is correct |
84 |
Correct |
0 ms |
424 KB |
Output is correct |
85 |
Correct |
0 ms |
456 KB |
Output is correct |
86 |
Correct |
1 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
596 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
460 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
1 ms |
452 KB |
Output is correct |
7 |
Correct |
1 ms |
516 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
504 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
456 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
600 KB |
Output is correct |
24 |
Correct |
0 ms |
348 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
0 ms |
348 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
1 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
0 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
452 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
1 ms |
348 KB |
Output is correct |
41 |
Correct |
0 ms |
352 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
348 KB |
Output is correct |
44 |
Correct |
0 ms |
468 KB |
Output is correct |
45 |
Correct |
1 ms |
356 KB |
Output is correct |
46 |
Correct |
1 ms |
356 KB |
Output is correct |
47 |
Correct |
1 ms |
356 KB |
Output is correct |
48 |
Correct |
1 ms |
344 KB |
Output is correct |
49 |
Correct |
0 ms |
348 KB |
Output is correct |
50 |
Correct |
0 ms |
348 KB |
Output is correct |
51 |
Correct |
0 ms |
348 KB |
Output is correct |
52 |
Correct |
1 ms |
352 KB |
Output is correct |
53 |
Correct |
1 ms |
348 KB |
Output is correct |
54 |
Correct |
1 ms |
532 KB |
Output is correct |
55 |
Correct |
1 ms |
344 KB |
Output is correct |
56 |
Correct |
0 ms |
348 KB |
Output is correct |
57 |
Correct |
124 ms |
101236 KB |
Output is correct |
58 |
Correct |
124 ms |
101024 KB |
Output is correct |
59 |
Correct |
121 ms |
101464 KB |
Output is correct |
60 |
Correct |
116 ms |
101348 KB |
Output is correct |
61 |
Correct |
125 ms |
101588 KB |
Output is correct |
62 |
Correct |
119 ms |
102192 KB |
Output is correct |
63 |
Correct |
118 ms |
101804 KB |
Output is correct |
64 |
Correct |
115 ms |
102136 KB |
Output is correct |
65 |
Correct |
121 ms |
101100 KB |
Output is correct |
66 |
Correct |
133 ms |
101152 KB |
Output is correct |
67 |
Correct |
131 ms |
101060 KB |
Output is correct |
68 |
Correct |
112 ms |
101072 KB |
Output is correct |
69 |
Correct |
0 ms |
348 KB |
Output is correct |
70 |
Correct |
0 ms |
348 KB |
Output is correct |
71 |
Correct |
1 ms |
344 KB |
Output is correct |
72 |
Correct |
1 ms |
600 KB |
Output is correct |
73 |
Correct |
0 ms |
460 KB |
Output is correct |
74 |
Correct |
1 ms |
348 KB |
Output is correct |
75 |
Correct |
1 ms |
348 KB |
Output is correct |
76 |
Correct |
0 ms |
348 KB |
Output is correct |
77 |
Correct |
1 ms |
348 KB |
Output is correct |
78 |
Correct |
0 ms |
344 KB |
Output is correct |
79 |
Correct |
1 ms |
344 KB |
Output is correct |
80 |
Correct |
1 ms |
344 KB |
Output is correct |
81 |
Correct |
1 ms |
344 KB |
Output is correct |
82 |
Correct |
1 ms |
348 KB |
Output is correct |
83 |
Correct |
0 ms |
348 KB |
Output is correct |
84 |
Correct |
1 ms |
348 KB |
Output is correct |
85 |
Correct |
1 ms |
344 KB |
Output is correct |
86 |
Correct |
0 ms |
348 KB |
Output is correct |
87 |
Correct |
1 ms |
460 KB |
Output is correct |
88 |
Correct |
1 ms |
348 KB |
Output is correct |
89 |
Correct |
1 ms |
348 KB |
Output is correct |
90 |
Correct |
0 ms |
344 KB |
Output is correct |
91 |
Correct |
1 ms |
348 KB |
Output is correct |
92 |
Correct |
1 ms |
348 KB |
Output is correct |
93 |
Correct |
0 ms |
456 KB |
Output is correct |
94 |
Correct |
1 ms |
348 KB |
Output is correct |
95 |
Correct |
0 ms |
348 KB |
Output is correct |
96 |
Correct |
0 ms |
348 KB |
Output is correct |
97 |
Correct |
0 ms |
424 KB |
Output is correct |
98 |
Correct |
0 ms |
456 KB |
Output is correct |
99 |
Correct |
1 ms |
348 KB |
Output is correct |
100 |
Correct |
91 ms |
77396 KB |
Output is correct |
101 |
Correct |
89 ms |
77704 KB |
Output is correct |
102 |
Correct |
84 ms |
77956 KB |
Output is correct |
103 |
Correct |
87 ms |
76592 KB |
Output is correct |
104 |
Correct |
83 ms |
77392 KB |
Output is correct |
105 |
Correct |
104 ms |
86992 KB |
Output is correct |
106 |
Correct |
109 ms |
88340 KB |
Output is correct |
107 |
Correct |
113 ms |
87328 KB |
Output is correct |
108 |
Correct |
113 ms |
87248 KB |
Output is correct |
109 |
Correct |
120 ms |
87760 KB |
Output is correct |
110 |
Correct |
129 ms |
77332 KB |
Output is correct |
111 |
Correct |
109 ms |
76752 KB |
Output is correct |
112 |
Correct |
92 ms |
77592 KB |
Output is correct |
113 |
Correct |
103 ms |
76588 KB |
Output is correct |
114 |
Correct |
94 ms |
77988 KB |
Output is correct |
115 |
Correct |
148 ms |
108060 KB |
Output is correct |
116 |
Correct |
136 ms |
108536 KB |
Output is correct |
117 |
Correct |
121 ms |
108896 KB |
Output is correct |
118 |
Correct |
131 ms |
107956 KB |
Output is correct |
119 |
Correct |
121 ms |
108040 KB |
Output is correct |
120 |
Correct |
89 ms |
77876 KB |
Output is correct |
121 |
Correct |
87 ms |
76576 KB |
Output is correct |
122 |
Correct |
92 ms |
76796 KB |
Output is correct |
123 |
Correct |
93 ms |
76712 KB |
Output is correct |
124 |
Correct |
99 ms |
93592 KB |
Output is correct |
125 |
Correct |
105 ms |
93648 KB |
Output is correct |
126 |
Correct |
98 ms |
93388 KB |
Output is correct |
127 |
Correct |
95 ms |
92220 KB |
Output is correct |
128 |
Correct |
55 ms |
40240 KB |
Output is correct |
129 |
Correct |
43 ms |
40348 KB |
Output is correct |
130 |
Correct |
42 ms |
40452 KB |
Output is correct |
131 |
Correct |
1 ms |
344 KB |
Output is correct |