#include <stdio.h>
#define N 2000005
int a[N], b[N], l[N], r[N], alc, sz[N], type[N];
int read()
{
int c, p = ++alc;
c = getchar();
if (c == '?')
{
l[p] = r[p] = 0;
a[p] = b[p] = 0;
sz[p] = 1;
type[p] = 0;
return p;
}
getchar();
c = getchar();
getchar();
l[p] = read();
getchar();
r[p] = read();
getchar();
sz[p]=sz[l[p]]+sz[r[p]];
type[p] = 1 + (c == 'x');
return p;
}
int dfs(int v)
{
if(type[v]==0)return 1;
dfs(l[v]),dfs(r[v]);
if(type[v]==1)
{
a[v]=a[l[v]]<a[r[v]]?a[l[v]]:a[r[v]];
b[v]=b[l[v]]+b[r[v]]+1;
}
else
{
a[v]=a[l[v]]+a[r[v]]+1;
b[v]=b[l[v]]<b[r[v]]?b[l[v]]:b[r[v]];
}
return sz[v]-a[v]-b[v];
}
int main() { printf("%d", dfs(read())); }
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
8540 KB |
Output is correct |
2 |
Correct |
1 ms |
8628 KB |
Output is correct |
3 |
Correct |
1 ms |
8540 KB |
Output is correct |
4 |
Correct |
1 ms |
8540 KB |
Output is correct |
5 |
Correct |
1 ms |
8540 KB |
Output is correct |
6 |
Correct |
1 ms |
8792 KB |
Output is correct |
7 |
Correct |
1 ms |
8540 KB |
Output is correct |
8 |
Correct |
1 ms |
8540 KB |
Output is correct |
9 |
Correct |
1 ms |
8540 KB |
Output is correct |
10 |
Correct |
2 ms |
8632 KB |
Output is correct |
11 |
Correct |
1 ms |
8540 KB |
Output is correct |
12 |
Correct |
1 ms |
8540 KB |
Output is correct |
13 |
Correct |
1 ms |
8792 KB |
Output is correct |
14 |
Correct |
1 ms |
8540 KB |
Output is correct |
15 |
Correct |
1 ms |
8640 KB |
Output is correct |
16 |
Correct |
1 ms |
8540 KB |
Output is correct |
17 |
Correct |
1 ms |
8540 KB |
Output is correct |
18 |
Correct |
1 ms |
8540 KB |
Output is correct |
19 |
Correct |
1 ms |
8540 KB |
Output is correct |
20 |
Correct |
1 ms |
8540 KB |
Output is correct |
21 |
Correct |
1 ms |
8540 KB |
Output is correct |
22 |
Correct |
1 ms |
8540 KB |
Output is correct |
23 |
Correct |
1 ms |
8540 KB |
Output is correct |
24 |
Correct |
1 ms |
8540 KB |
Output is correct |
25 |
Correct |
1 ms |
8540 KB |
Output is correct |
26 |
Correct |
1 ms |
8540 KB |
Output is correct |
27 |
Correct |
1 ms |
8540 KB |
Output is correct |
28 |
Correct |
2 ms |
8540 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
8540 KB |
Output is correct |
2 |
Correct |
1 ms |
8628 KB |
Output is correct |
3 |
Correct |
1 ms |
8540 KB |
Output is correct |
4 |
Correct |
1 ms |
8540 KB |
Output is correct |
5 |
Correct |
1 ms |
8540 KB |
Output is correct |
6 |
Correct |
1 ms |
8792 KB |
Output is correct |
7 |
Correct |
1 ms |
8540 KB |
Output is correct |
8 |
Correct |
1 ms |
8540 KB |
Output is correct |
9 |
Correct |
1 ms |
8540 KB |
Output is correct |
10 |
Correct |
2 ms |
8632 KB |
Output is correct |
11 |
Correct |
1 ms |
8540 KB |
Output is correct |
12 |
Correct |
1 ms |
8540 KB |
Output is correct |
13 |
Correct |
1 ms |
8792 KB |
Output is correct |
14 |
Correct |
1 ms |
8540 KB |
Output is correct |
15 |
Correct |
1 ms |
8640 KB |
Output is correct |
16 |
Correct |
1 ms |
8540 KB |
Output is correct |
17 |
Correct |
1 ms |
8540 KB |
Output is correct |
18 |
Correct |
1 ms |
8540 KB |
Output is correct |
19 |
Correct |
1 ms |
8540 KB |
Output is correct |
20 |
Correct |
1 ms |
8540 KB |
Output is correct |
21 |
Correct |
1 ms |
8540 KB |
Output is correct |
22 |
Correct |
1 ms |
8540 KB |
Output is correct |
23 |
Correct |
1 ms |
8540 KB |
Output is correct |
24 |
Correct |
1 ms |
8540 KB |
Output is correct |
25 |
Correct |
1 ms |
8540 KB |
Output is correct |
26 |
Correct |
1 ms |
8540 KB |
Output is correct |
27 |
Correct |
1 ms |
8540 KB |
Output is correct |
28 |
Correct |
2 ms |
8540 KB |
Output is correct |
29 |
Correct |
2 ms |
8540 KB |
Output is correct |
30 |
Correct |
1 ms |
8540 KB |
Output is correct |
31 |
Correct |
1 ms |
8540 KB |
Output is correct |
32 |
Correct |
1 ms |
8540 KB |
Output is correct |
33 |
Correct |
1 ms |
8540 KB |
Output is correct |
34 |
Correct |
1 ms |
8540 KB |
Output is correct |
35 |
Correct |
1 ms |
8540 KB |
Output is correct |
36 |
Correct |
1 ms |
8636 KB |
Output is correct |
37 |
Correct |
1 ms |
8540 KB |
Output is correct |
38 |
Correct |
1 ms |
8540 KB |
Output is correct |
39 |
Correct |
1 ms |
8540 KB |
Output is correct |
40 |
Correct |
1 ms |
8540 KB |
Output is correct |
41 |
Correct |
1 ms |
8536 KB |
Output is correct |
42 |
Correct |
1 ms |
8540 KB |
Output is correct |
43 |
Correct |
1 ms |
8540 KB |
Output is correct |
44 |
Correct |
1 ms |
8540 KB |
Output is correct |
45 |
Correct |
1 ms |
8536 KB |
Output is correct |
46 |
Correct |
1 ms |
8540 KB |
Output is correct |
47 |
Correct |
1 ms |
8540 KB |
Output is correct |
48 |
Correct |
1 ms |
8540 KB |
Output is correct |
49 |
Correct |
1 ms |
8540 KB |
Output is correct |
50 |
Correct |
1 ms |
8540 KB |
Output is correct |
51 |
Correct |
1 ms |
8540 KB |
Output is correct |
52 |
Correct |
1 ms |
8540 KB |
Output is correct |
53 |
Correct |
1 ms |
8540 KB |
Output is correct |
54 |
Correct |
1 ms |
8540 KB |
Output is correct |
55 |
Correct |
1 ms |
8540 KB |
Output is correct |
56 |
Correct |
1 ms |
8540 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
90 ms |
94204 KB |
Output is correct |
2 |
Correct |
97 ms |
94320 KB |
Output is correct |
3 |
Correct |
95 ms |
94192 KB |
Output is correct |
4 |
Correct |
97 ms |
94252 KB |
Output is correct |
5 |
Correct |
94 ms |
94324 KB |
Output is correct |
6 |
Correct |
99 ms |
94296 KB |
Output is correct |
7 |
Correct |
100 ms |
94288 KB |
Output is correct |
8 |
Correct |
96 ms |
94324 KB |
Output is correct |
9 |
Correct |
95 ms |
94324 KB |
Output is correct |
10 |
Correct |
90 ms |
94188 KB |
Output is correct |
11 |
Correct |
90 ms |
94292 KB |
Output is correct |
12 |
Correct |
96 ms |
94244 KB |
Output is correct |
13 |
Correct |
2 ms |
8544 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
8540 KB |
Output is correct |
2 |
Correct |
1 ms |
8628 KB |
Output is correct |
3 |
Correct |
1 ms |
8540 KB |
Output is correct |
4 |
Correct |
1 ms |
8540 KB |
Output is correct |
5 |
Correct |
1 ms |
8540 KB |
Output is correct |
6 |
Correct |
1 ms |
8792 KB |
Output is correct |
7 |
Correct |
1 ms |
8540 KB |
Output is correct |
8 |
Correct |
1 ms |
8540 KB |
Output is correct |
9 |
Correct |
1 ms |
8540 KB |
Output is correct |
10 |
Correct |
2 ms |
8632 KB |
Output is correct |
11 |
Correct |
1 ms |
8540 KB |
Output is correct |
12 |
Correct |
1 ms |
8540 KB |
Output is correct |
13 |
Correct |
1 ms |
8792 KB |
Output is correct |
14 |
Correct |
1 ms |
8540 KB |
Output is correct |
15 |
Correct |
1 ms |
8640 KB |
Output is correct |
16 |
Correct |
1 ms |
8540 KB |
Output is correct |
17 |
Correct |
1 ms |
8540 KB |
Output is correct |
18 |
Correct |
1 ms |
8540 KB |
Output is correct |
19 |
Correct |
1 ms |
8540 KB |
Output is correct |
20 |
Correct |
1 ms |
8540 KB |
Output is correct |
21 |
Correct |
1 ms |
8540 KB |
Output is correct |
22 |
Correct |
1 ms |
8540 KB |
Output is correct |
23 |
Correct |
1 ms |
8540 KB |
Output is correct |
24 |
Correct |
1 ms |
8540 KB |
Output is correct |
25 |
Correct |
1 ms |
8540 KB |
Output is correct |
26 |
Correct |
1 ms |
8540 KB |
Output is correct |
27 |
Correct |
1 ms |
8540 KB |
Output is correct |
28 |
Correct |
2 ms |
8540 KB |
Output is correct |
29 |
Correct |
2 ms |
8540 KB |
Output is correct |
30 |
Correct |
1 ms |
8540 KB |
Output is correct |
31 |
Correct |
1 ms |
8540 KB |
Output is correct |
32 |
Correct |
1 ms |
8540 KB |
Output is correct |
33 |
Correct |
1 ms |
8540 KB |
Output is correct |
34 |
Correct |
1 ms |
8540 KB |
Output is correct |
35 |
Correct |
1 ms |
8540 KB |
Output is correct |
36 |
Correct |
1 ms |
8636 KB |
Output is correct |
37 |
Correct |
1 ms |
8540 KB |
Output is correct |
38 |
Correct |
1 ms |
8540 KB |
Output is correct |
39 |
Correct |
1 ms |
8540 KB |
Output is correct |
40 |
Correct |
1 ms |
8540 KB |
Output is correct |
41 |
Correct |
1 ms |
8536 KB |
Output is correct |
42 |
Correct |
1 ms |
8540 KB |
Output is correct |
43 |
Correct |
1 ms |
8540 KB |
Output is correct |
44 |
Correct |
1 ms |
8540 KB |
Output is correct |
45 |
Correct |
1 ms |
8536 KB |
Output is correct |
46 |
Correct |
1 ms |
8540 KB |
Output is correct |
47 |
Correct |
1 ms |
8540 KB |
Output is correct |
48 |
Correct |
1 ms |
8540 KB |
Output is correct |
49 |
Correct |
1 ms |
8540 KB |
Output is correct |
50 |
Correct |
1 ms |
8540 KB |
Output is correct |
51 |
Correct |
1 ms |
8540 KB |
Output is correct |
52 |
Correct |
1 ms |
8540 KB |
Output is correct |
53 |
Correct |
1 ms |
8540 KB |
Output is correct |
54 |
Correct |
1 ms |
8540 KB |
Output is correct |
55 |
Correct |
1 ms |
8540 KB |
Output is correct |
56 |
Correct |
1 ms |
8540 KB |
Output is correct |
57 |
Correct |
1 ms |
8540 KB |
Output is correct |
58 |
Correct |
1 ms |
8540 KB |
Output is correct |
59 |
Correct |
1 ms |
8540 KB |
Output is correct |
60 |
Correct |
1 ms |
8540 KB |
Output is correct |
61 |
Correct |
1 ms |
8540 KB |
Output is correct |
62 |
Correct |
1 ms |
8540 KB |
Output is correct |
63 |
Correct |
2 ms |
8540 KB |
Output is correct |
64 |
Correct |
1 ms |
8536 KB |
Output is correct |
65 |
Correct |
1 ms |
8536 KB |
Output is correct |
66 |
Correct |
1 ms |
8540 KB |
Output is correct |
67 |
Correct |
1 ms |
8644 KB |
Output is correct |
68 |
Correct |
1 ms |
8536 KB |
Output is correct |
69 |
Correct |
1 ms |
8540 KB |
Output is correct |
70 |
Correct |
1 ms |
8540 KB |
Output is correct |
71 |
Correct |
2 ms |
8536 KB |
Output is correct |
72 |
Correct |
2 ms |
8540 KB |
Output is correct |
73 |
Correct |
1 ms |
8540 KB |
Output is correct |
74 |
Correct |
1 ms |
8628 KB |
Output is correct |
75 |
Correct |
2 ms |
8792 KB |
Output is correct |
76 |
Correct |
1 ms |
8540 KB |
Output is correct |
77 |
Correct |
1 ms |
8540 KB |
Output is correct |
78 |
Correct |
1 ms |
8540 KB |
Output is correct |
79 |
Correct |
1 ms |
8540 KB |
Output is correct |
80 |
Correct |
1 ms |
8536 KB |
Output is correct |
81 |
Correct |
1 ms |
8540 KB |
Output is correct |
82 |
Correct |
2 ms |
8540 KB |
Output is correct |
83 |
Correct |
1 ms |
8540 KB |
Output is correct |
84 |
Correct |
1 ms |
8540 KB |
Output is correct |
85 |
Correct |
1 ms |
8692 KB |
Output is correct |
86 |
Correct |
1 ms |
8540 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
8540 KB |
Output is correct |
2 |
Correct |
1 ms |
8628 KB |
Output is correct |
3 |
Correct |
1 ms |
8540 KB |
Output is correct |
4 |
Correct |
1 ms |
8540 KB |
Output is correct |
5 |
Correct |
1 ms |
8540 KB |
Output is correct |
6 |
Correct |
1 ms |
8792 KB |
Output is correct |
7 |
Correct |
1 ms |
8540 KB |
Output is correct |
8 |
Correct |
1 ms |
8540 KB |
Output is correct |
9 |
Correct |
1 ms |
8540 KB |
Output is correct |
10 |
Correct |
2 ms |
8632 KB |
Output is correct |
11 |
Correct |
1 ms |
8540 KB |
Output is correct |
12 |
Correct |
1 ms |
8540 KB |
Output is correct |
13 |
Correct |
1 ms |
8792 KB |
Output is correct |
14 |
Correct |
1 ms |
8540 KB |
Output is correct |
15 |
Correct |
1 ms |
8640 KB |
Output is correct |
16 |
Correct |
1 ms |
8540 KB |
Output is correct |
17 |
Correct |
1 ms |
8540 KB |
Output is correct |
18 |
Correct |
1 ms |
8540 KB |
Output is correct |
19 |
Correct |
1 ms |
8540 KB |
Output is correct |
20 |
Correct |
1 ms |
8540 KB |
Output is correct |
21 |
Correct |
1 ms |
8540 KB |
Output is correct |
22 |
Correct |
1 ms |
8540 KB |
Output is correct |
23 |
Correct |
1 ms |
8540 KB |
Output is correct |
24 |
Correct |
1 ms |
8540 KB |
Output is correct |
25 |
Correct |
1 ms |
8540 KB |
Output is correct |
26 |
Correct |
1 ms |
8540 KB |
Output is correct |
27 |
Correct |
1 ms |
8540 KB |
Output is correct |
28 |
Correct |
2 ms |
8540 KB |
Output is correct |
29 |
Correct |
2 ms |
8540 KB |
Output is correct |
30 |
Correct |
1 ms |
8540 KB |
Output is correct |
31 |
Correct |
1 ms |
8540 KB |
Output is correct |
32 |
Correct |
1 ms |
8540 KB |
Output is correct |
33 |
Correct |
1 ms |
8540 KB |
Output is correct |
34 |
Correct |
1 ms |
8540 KB |
Output is correct |
35 |
Correct |
1 ms |
8540 KB |
Output is correct |
36 |
Correct |
1 ms |
8636 KB |
Output is correct |
37 |
Correct |
1 ms |
8540 KB |
Output is correct |
38 |
Correct |
1 ms |
8540 KB |
Output is correct |
39 |
Correct |
1 ms |
8540 KB |
Output is correct |
40 |
Correct |
1 ms |
8540 KB |
Output is correct |
41 |
Correct |
1 ms |
8536 KB |
Output is correct |
42 |
Correct |
1 ms |
8540 KB |
Output is correct |
43 |
Correct |
1 ms |
8540 KB |
Output is correct |
44 |
Correct |
1 ms |
8540 KB |
Output is correct |
45 |
Correct |
1 ms |
8536 KB |
Output is correct |
46 |
Correct |
1 ms |
8540 KB |
Output is correct |
47 |
Correct |
1 ms |
8540 KB |
Output is correct |
48 |
Correct |
1 ms |
8540 KB |
Output is correct |
49 |
Correct |
1 ms |
8540 KB |
Output is correct |
50 |
Correct |
1 ms |
8540 KB |
Output is correct |
51 |
Correct |
1 ms |
8540 KB |
Output is correct |
52 |
Correct |
1 ms |
8540 KB |
Output is correct |
53 |
Correct |
1 ms |
8540 KB |
Output is correct |
54 |
Correct |
1 ms |
8540 KB |
Output is correct |
55 |
Correct |
1 ms |
8540 KB |
Output is correct |
56 |
Correct |
1 ms |
8540 KB |
Output is correct |
57 |
Correct |
90 ms |
94204 KB |
Output is correct |
58 |
Correct |
97 ms |
94320 KB |
Output is correct |
59 |
Correct |
95 ms |
94192 KB |
Output is correct |
60 |
Correct |
97 ms |
94252 KB |
Output is correct |
61 |
Correct |
94 ms |
94324 KB |
Output is correct |
62 |
Correct |
99 ms |
94296 KB |
Output is correct |
63 |
Correct |
100 ms |
94288 KB |
Output is correct |
64 |
Correct |
96 ms |
94324 KB |
Output is correct |
65 |
Correct |
95 ms |
94324 KB |
Output is correct |
66 |
Correct |
90 ms |
94188 KB |
Output is correct |
67 |
Correct |
90 ms |
94292 KB |
Output is correct |
68 |
Correct |
96 ms |
94244 KB |
Output is correct |
69 |
Correct |
2 ms |
8544 KB |
Output is correct |
70 |
Correct |
1 ms |
8540 KB |
Output is correct |
71 |
Correct |
1 ms |
8540 KB |
Output is correct |
72 |
Correct |
1 ms |
8540 KB |
Output is correct |
73 |
Correct |
1 ms |
8540 KB |
Output is correct |
74 |
Correct |
1 ms |
8540 KB |
Output is correct |
75 |
Correct |
1 ms |
8540 KB |
Output is correct |
76 |
Correct |
2 ms |
8540 KB |
Output is correct |
77 |
Correct |
1 ms |
8536 KB |
Output is correct |
78 |
Correct |
1 ms |
8536 KB |
Output is correct |
79 |
Correct |
1 ms |
8540 KB |
Output is correct |
80 |
Correct |
1 ms |
8644 KB |
Output is correct |
81 |
Correct |
1 ms |
8536 KB |
Output is correct |
82 |
Correct |
1 ms |
8540 KB |
Output is correct |
83 |
Correct |
1 ms |
8540 KB |
Output is correct |
84 |
Correct |
2 ms |
8536 KB |
Output is correct |
85 |
Correct |
2 ms |
8540 KB |
Output is correct |
86 |
Correct |
1 ms |
8540 KB |
Output is correct |
87 |
Correct |
1 ms |
8628 KB |
Output is correct |
88 |
Correct |
2 ms |
8792 KB |
Output is correct |
89 |
Correct |
1 ms |
8540 KB |
Output is correct |
90 |
Correct |
1 ms |
8540 KB |
Output is correct |
91 |
Correct |
1 ms |
8540 KB |
Output is correct |
92 |
Correct |
1 ms |
8540 KB |
Output is correct |
93 |
Correct |
1 ms |
8536 KB |
Output is correct |
94 |
Correct |
1 ms |
8540 KB |
Output is correct |
95 |
Correct |
2 ms |
8540 KB |
Output is correct |
96 |
Correct |
1 ms |
8540 KB |
Output is correct |
97 |
Correct |
1 ms |
8540 KB |
Output is correct |
98 |
Correct |
1 ms |
8692 KB |
Output is correct |
99 |
Correct |
1 ms |
8540 KB |
Output is correct |
100 |
Correct |
48 ms |
47192 KB |
Output is correct |
101 |
Correct |
52 ms |
47296 KB |
Output is correct |
102 |
Correct |
47 ms |
47280 KB |
Output is correct |
103 |
Correct |
47 ms |
47188 KB |
Output is correct |
104 |
Correct |
45 ms |
47356 KB |
Output is correct |
105 |
Correct |
67 ms |
62804 KB |
Output is correct |
106 |
Correct |
72 ms |
63024 KB |
Output is correct |
107 |
Correct |
68 ms |
63076 KB |
Output is correct |
108 |
Correct |
65 ms |
62804 KB |
Output is correct |
109 |
Correct |
65 ms |
62812 KB |
Output is correct |
110 |
Correct |
53 ms |
47360 KB |
Output is correct |
111 |
Correct |
54 ms |
47192 KB |
Output is correct |
112 |
Correct |
52 ms |
47184 KB |
Output is correct |
113 |
Correct |
52 ms |
47364 KB |
Output is correct |
114 |
Correct |
49 ms |
47192 KB |
Output is correct |
115 |
Correct |
97 ms |
94288 KB |
Output is correct |
116 |
Correct |
98 ms |
94288 KB |
Output is correct |
117 |
Correct |
92 ms |
94288 KB |
Output is correct |
118 |
Correct |
93 ms |
94288 KB |
Output is correct |
119 |
Correct |
91 ms |
94292 KB |
Output is correct |
120 |
Correct |
51 ms |
47196 KB |
Output is correct |
121 |
Correct |
49 ms |
47288 KB |
Output is correct |
122 |
Correct |
57 ms |
47284 KB |
Output is correct |
123 |
Correct |
53 ms |
47184 KB |
Output is correct |
124 |
Correct |
72 ms |
70836 KB |
Output is correct |
125 |
Correct |
69 ms |
70832 KB |
Output is correct |
126 |
Correct |
67 ms |
70988 KB |
Output is correct |
127 |
Correct |
66 ms |
70740 KB |
Output is correct |
128 |
Correct |
22 ms |
36444 KB |
Output is correct |
129 |
Correct |
20 ms |
36444 KB |
Output is correct |
130 |
Correct |
20 ms |
36412 KB |
Output is correct |
131 |
Correct |
1 ms |
8536 KB |
Output is correct |