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답안 #991095

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
991095 2024-06-01T09:27:06 Z andrei_iorgulescu Homework (CEOI22_homework) C++14
100 / 100
 71 ms 102096 KB 
#include <bits/stdc++.h>

using namespace std;

string a;
int poz;
int curnod = 1;
int l[4000005],r[4000005],s[4000005];
int fs[4000005],fd[4000005],tip[4000005];

void build_tree(int nod)
{
    if (a[poz] != '?')
    {
        if (a[poz + 1] == 'i')
            tip[nod] = 0;
        else
            tip[nod] = 1;
        poz += 4;
        curnod++;
        fs[nod] = curnod;
        build_tree(curnod);
        poz++;
        curnod++;
        fd[nod] = curnod;
        build_tree(curnod);
        poz++;
    }
    else
    {
        tip[nod] = -1;
        fs[nod] = fd[nod] = -1;
        poz++;
    }
}

void dfs(int nod)
{
    if (fs[nod] == -1)
        l[nod] = r[nod] = s[nod] = 1;
    else
    {
        dfs(fs[nod]);
        dfs(fd[nod]);
        s[nod] = s[fs[nod]] + s[fd[nod]];
        if (tip[nod] == 0)
        {
            l[nod] = min(l[fs[nod]],l[fd[nod]]);
            r[nod] = r[fs[nod]] + r[fd[nod]] - 1;
        }
        else
        {
            l[nod] = l[fs[nod]] + l[fd[nod]];
            r[nod] = max(r[fs[nod]] + s[fd[nod]],r[fd[nod]] + s[fs[nod]]);
        }
    }
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    cin >> a;
    build_tree(1);
    dfs(1);
    cout << r[1] - l[1] + 1;
    return 0;
}

/**
Construiesc arborele ala
Fiecare nod poate avea un interval
Daca e frunza, e L = R = S = 1
Fie L1 R1 S1 si L2 R2 S2 L,R si size-ul pentru fii
S = S1 + S2 oricum
Daca e nod de min, L = min(L1,L2), R = R1 + R2 - 1
Daca e nod de max, L = L1 + L2 + 1, R = max(L1 + S2,L2 + S1)
**/

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 10588 KB Output is correct
2 Correct 1 ms 10588 KB Output is correct
3 Correct 1 ms 10588 KB Output is correct
4 Correct 1 ms 10588 KB Output is correct
5 Correct 1 ms 10708 KB Output is correct
6 Correct 1 ms 10584 KB Output is correct
7 Correct 1 ms 10584 KB Output is correct
8 Correct 1 ms 10588 KB Output is correct
9 Correct 1 ms 10588 KB Output is correct
10 Correct 1 ms 10588 KB Output is correct
11 Correct 1 ms 10588 KB Output is correct
12 Correct 1 ms 10588 KB Output is correct
13 Correct 1 ms 10588 KB Output is correct
14 Correct 1 ms 10588 KB Output is correct
15 Correct 1 ms 10588 KB Output is correct
16 Correct 1 ms 10588 KB Output is correct
17 Correct 1 ms 10588 KB Output is correct
18 Correct 1 ms 10588 KB Output is correct
19 Correct 1 ms 10704 KB Output is correct
20 Correct 1 ms 10588 KB Output is correct
21 Correct 1 ms 10588 KB Output is correct
22 Correct 1 ms 10588 KB Output is correct
23 Correct 1 ms 10588 KB Output is correct
24 Correct 1 ms 10712 KB Output is correct
25 Correct 1 ms 10588 KB Output is correct
26 Correct 1 ms 10588 KB Output is correct
27 Correct 1 ms 10588 KB Output is correct
28 Correct 1 ms 10588 KB Output is correct

Subtask #2
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 10588 KB Output is correct
2 Correct 1 ms 10588 KB Output is correct
3 Correct 1 ms 10588 KB Output is correct
4 Correct 1 ms 10588 KB Output is correct
5 Correct 1 ms 10708 KB Output is correct
6 Correct 1 ms 10584 KB Output is correct
7 Correct 1 ms 10584 KB Output is correct
8 Correct 1 ms 10588 KB Output is correct
9 Correct 1 ms 10588 KB Output is correct
10 Correct 1 ms 10588 KB Output is correct
11 Correct 1 ms 10588 KB Output is correct
12 Correct 1 ms 10588 KB Output is correct
13 Correct 1 ms 10588 KB Output is correct
14 Correct 1 ms 10588 KB Output is correct
15 Correct 1 ms 10588 KB Output is correct
16 Correct 1 ms 10588 KB Output is correct
17 Correct 1 ms 10588 KB Output is correct
18 Correct 1 ms 10588 KB Output is correct
19 Correct 1 ms 10704 KB Output is correct
20 Correct 1 ms 10588 KB Output is correct
21 Correct 1 ms 10588 KB Output is correct
22 Correct 1 ms 10588 KB Output is correct
23 Correct 1 ms 10588 KB Output is correct
24 Correct 1 ms 10712 KB Output is correct
25 Correct 1 ms 10588 KB Output is correct
26 Correct 1 ms 10588 KB Output is correct
27 Correct 1 ms 10588 KB Output is correct
28 Correct 1 ms 10588 KB Output is correct
29 Correct 1 ms 10588 KB Output is correct
30 Correct 1 ms 10588 KB Output is correct
31 Correct 1 ms 10588 KB Output is correct
32 Correct 1 ms 10588 KB Output is correct
33 Correct 1 ms 10588 KB Output is correct
34 Correct 1 ms 10588 KB Output is correct
35 Correct 1 ms 10588 KB Output is correct
36 Correct 1 ms 10588 KB Output is correct
37 Correct 1 ms 10588 KB Output is correct
38 Correct 1 ms 10588 KB Output is correct
39 Correct 1 ms 10588 KB Output is correct
40 Correct 1 ms 10588 KB Output is correct
41 Correct 1 ms 10588 KB Output is correct
42 Correct 1 ms 10588 KB Output is correct
43 Correct 1 ms 10588 KB Output is correct
44 Correct 1 ms 10588 KB Output is correct
45 Correct 1 ms 10720 KB Output is correct
46 Correct 1 ms 10588 KB Output is correct
47 Correct 1 ms 10716 KB Output is correct
48 Correct 1 ms 10588 KB Output is correct
49 Correct 1 ms 10588 KB Output is correct
50 Correct 1 ms 10588 KB Output is correct
51 Correct 1 ms 10588 KB Output is correct
52 Correct 1 ms 10588 KB Output is correct
53 Correct 1 ms 10584 KB Output is correct
54 Correct 1 ms 10588 KB Output is correct
55 Correct 1 ms 10588 KB Output is correct
56 Correct 1 ms 10588 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 67 ms 94932 KB Output is correct
2 Correct 68 ms 94156 KB Output is correct
3 Correct 68 ms 94160 KB Output is correct
4 Correct 68 ms 95144 KB Output is correct
5 Correct 67 ms 94260 KB Output is correct
6 Correct 68 ms 94160 KB Output is correct
7 Correct 67 ms 94416 KB Output is correct
8 Correct 67 ms 94156 KB Output is correct
9 Correct 69 ms 94156 KB Output is correct
10 Correct 67 ms 94924 KB Output is correct
11 Correct 68 ms 94812 KB Output is correct
12 Correct 68 ms 95444 KB Output is correct
13 Correct 1 ms 10588 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 10588 KB Output is correct
2 Correct 1 ms 10588 KB Output is correct
3 Correct 1 ms 10588 KB Output is correct
4 Correct 1 ms 10588 KB Output is correct
5 Correct 1 ms 10708 KB Output is correct
6 Correct 1 ms 10584 KB Output is correct
7 Correct 1 ms 10584 KB Output is correct
8 Correct 1 ms 10588 KB Output is correct
9 Correct 1 ms 10588 KB Output is correct
10 Correct 1 ms 10588 KB Output is correct
11 Correct 1 ms 10588 KB Output is correct
12 Correct 1 ms 10588 KB Output is correct
13 Correct 1 ms 10588 KB Output is correct
14 Correct 1 ms 10588 KB Output is correct
15 Correct 1 ms 10588 KB Output is correct
16 Correct 1 ms 10588 KB Output is correct
17 Correct 1 ms 10588 KB Output is correct
18 Correct 1 ms 10588 KB Output is correct
19 Correct 1 ms 10704 KB Output is correct
20 Correct 1 ms 10588 KB Output is correct
21 Correct 1 ms 10588 KB Output is correct
22 Correct 1 ms 10588 KB Output is correct
23 Correct 1 ms 10588 KB Output is correct
24 Correct 1 ms 10712 KB Output is correct
25 Correct 1 ms 10588 KB Output is correct
26 Correct 1 ms 10588 KB Output is correct
27 Correct 1 ms 10588 KB Output is correct
28 Correct 1 ms 10588 KB Output is correct
29 Correct 1 ms 10588 KB Output is correct
30 Correct 1 ms 10588 KB Output is correct
31 Correct 1 ms 10588 KB Output is correct
32 Correct 1 ms 10588 KB Output is correct
33 Correct 1 ms 10588 KB Output is correct
34 Correct 1 ms 10588 KB Output is correct
35 Correct 1 ms 10588 KB Output is correct
36 Correct 1 ms 10588 KB Output is correct
37 Correct 1 ms 10588 KB Output is correct
38 Correct 1 ms 10588 KB Output is correct
39 Correct 1 ms 10588 KB Output is correct
40 Correct 1 ms 10588 KB Output is correct
41 Correct 1 ms 10588 KB Output is correct
42 Correct 1 ms 10588 KB Output is correct
43 Correct 1 ms 10588 KB Output is correct
44 Correct 1 ms 10588 KB Output is correct
45 Correct 1 ms 10720 KB Output is correct
46 Correct 1 ms 10588 KB Output is correct
47 Correct 1 ms 10716 KB Output is correct
48 Correct 1 ms 10588 KB Output is correct
49 Correct 1 ms 10588 KB Output is correct
50 Correct 1 ms 10588 KB Output is correct
51 Correct 1 ms 10588 KB Output is correct
52 Correct 1 ms 10588 KB Output is correct
53 Correct 1 ms 10584 KB Output is correct
54 Correct 1 ms 10588 KB Output is correct
55 Correct 1 ms 10588 KB Output is correct
56 Correct 1 ms 10588 KB Output is correct
57 Correct 1 ms 10588 KB Output is correct
58 Correct 1 ms 10584 KB Output is correct
59 Correct 2 ms 10844 KB Output is correct
60 Correct 1 ms 10588 KB Output is correct
61 Correct 1 ms 10588 KB Output is correct
62 Correct 1 ms 10588 KB Output is correct
63 Correct 1 ms 10588 KB Output is correct
64 Correct 1 ms 10588 KB Output is correct
65 Correct 1 ms 10588 KB Output is correct
66 Correct 1 ms 10588 KB Output is correct
67 Correct 1 ms 10588 KB Output is correct
68 Correct 1 ms 10588 KB Output is correct
69 Correct 1 ms 10588 KB Output is correct
70 Correct 1 ms 10588 KB Output is correct
71 Correct 1 ms 10588 KB Output is correct
72 Correct 1 ms 10588 KB Output is correct
73 Correct 1 ms 10588 KB Output is correct
74 Correct 1 ms 10588 KB Output is correct
75 Correct 1 ms 10588 KB Output is correct
76 Correct 1 ms 10588 KB Output is correct
77 Correct 1 ms 10588 KB Output is correct
78 Correct 1 ms 10588 KB Output is correct
79 Correct 1 ms 10588 KB Output is correct
80 Correct 1 ms 10588 KB Output is correct
81 Correct 2 ms 10844 KB Output is correct
82 Correct 1 ms 10588 KB Output is correct
83 Correct 1 ms 10588 KB Output is correct
84 Correct 1 ms 10588 KB Output is correct
85 Correct 1 ms 10588 KB Output is correct
86 Correct 1 ms 10588 KB Output is correct

Subtask #5
34.0 / 34.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 10588 KB Output is correct
2 Correct 1 ms 10588 KB Output is correct
3 Correct 1 ms 10588 KB Output is correct
4 Correct 1 ms 10588 KB Output is correct
5 Correct 1 ms 10708 KB Output is correct
6 Correct 1 ms 10584 KB Output is correct
7 Correct 1 ms 10584 KB Output is correct
8 Correct 1 ms 10588 KB Output is correct
9 Correct 1 ms 10588 KB Output is correct
10 Correct 1 ms 10588 KB Output is correct
11 Correct 1 ms 10588 KB Output is correct
12 Correct 1 ms 10588 KB Output is correct
13 Correct 1 ms 10588 KB Output is correct
14 Correct 1 ms 10588 KB Output is correct
15 Correct 1 ms 10588 KB Output is correct
16 Correct 1 ms 10588 KB Output is correct
17 Correct 1 ms 10588 KB Output is correct
18 Correct 1 ms 10588 KB Output is correct
19 Correct 1 ms 10704 KB Output is correct
20 Correct 1 ms 10588 KB Output is correct
21 Correct 1 ms 10588 KB Output is correct
22 Correct 1 ms 10588 KB Output is correct
23 Correct 1 ms 10588 KB Output is correct
24 Correct 1 ms 10712 KB Output is correct
25 Correct 1 ms 10588 KB Output is correct
26 Correct 1 ms 10588 KB Output is correct
27 Correct 1 ms 10588 KB Output is correct
28 Correct 1 ms 10588 KB Output is correct
29 Correct 1 ms 10588 KB Output is correct
30 Correct 1 ms 10588 KB Output is correct
31 Correct 1 ms 10588 KB Output is correct
32 Correct 1 ms 10588 KB Output is correct
33 Correct 1 ms 10588 KB Output is correct
34 Correct 1 ms 10588 KB Output is correct
35 Correct 1 ms 10588 KB Output is correct
36 Correct 1 ms 10588 KB Output is correct
37 Correct 1 ms 10588 KB Output is correct
38 Correct 1 ms 10588 KB Output is correct
39 Correct 1 ms 10588 KB Output is correct
40 Correct 1 ms 10588 KB Output is correct
41 Correct 1 ms 10588 KB Output is correct
42 Correct 1 ms 10588 KB Output is correct
43 Correct 1 ms 10588 KB Output is correct
44 Correct 1 ms 10588 KB Output is correct
45 Correct 1 ms 10720 KB Output is correct
46 Correct 1 ms 10588 KB Output is correct
47 Correct 1 ms 10716 KB Output is correct
48 Correct 1 ms 10588 KB Output is correct
49 Correct 1 ms 10588 KB Output is correct
50 Correct 1 ms 10588 KB Output is correct
51 Correct 1 ms 10588 KB Output is correct
52 Correct 1 ms 10588 KB Output is correct
53 Correct 1 ms 10584 KB Output is correct
54 Correct 1 ms 10588 KB Output is correct
55 Correct 1 ms 10588 KB Output is correct
56 Correct 1 ms 10588 KB Output is correct
57 Correct 67 ms 94932 KB Output is correct
58 Correct 68 ms 94156 KB Output is correct
59 Correct 68 ms 94160 KB Output is correct
60 Correct 68 ms 95144 KB Output is correct
61 Correct 67 ms 94260 KB Output is correct
62 Correct 68 ms 94160 KB Output is correct
63 Correct 67 ms 94416 KB Output is correct
64 Correct 67 ms 94156 KB Output is correct
65 Correct 69 ms 94156 KB Output is correct
66 Correct 67 ms 94924 KB Output is correct
67 Correct 68 ms 94812 KB Output is correct
68 Correct 68 ms 95444 KB Output is correct
69 Correct 1 ms 10588 KB Output is correct
70 Correct 1 ms 10588 KB Output is correct
71 Correct 1 ms 10584 KB Output is correct
72 Correct 2 ms 10844 KB Output is correct
73 Correct 1 ms 10588 KB Output is correct
74 Correct 1 ms 10588 KB Output is correct
75 Correct 1 ms 10588 KB Output is correct
76 Correct 1 ms 10588 KB Output is correct
77 Correct 1 ms 10588 KB Output is correct
78 Correct 1 ms 10588 KB Output is correct
79 Correct 1 ms 10588 KB Output is correct
80 Correct 1 ms 10588 KB Output is correct
81 Correct 1 ms 10588 KB Output is correct
82 Correct 1 ms 10588 KB Output is correct
83 Correct 1 ms 10588 KB Output is correct
84 Correct 1 ms 10588 KB Output is correct
85 Correct 1 ms 10588 KB Output is correct
86 Correct 1 ms 10588 KB Output is correct
87 Correct 1 ms 10588 KB Output is correct
88 Correct 1 ms 10588 KB Output is correct
89 Correct 1 ms 10588 KB Output is correct
90 Correct 1 ms 10588 KB Output is correct
91 Correct 1 ms 10588 KB Output is correct
92 Correct 1 ms 10588 KB Output is correct
93 Correct 1 ms 10588 KB Output is correct
94 Correct 2 ms 10844 KB Output is correct
95 Correct 1 ms 10588 KB Output is correct
96 Correct 1 ms 10588 KB Output is correct
97 Correct 1 ms 10588 KB Output is correct
98 Correct 1 ms 10588 KB Output is correct
99 Correct 1 ms 10588 KB Output is correct
100 Correct 46 ms 70868 KB Output is correct
101 Correct 44 ms 69932 KB Output is correct
102 Correct 40 ms 71008 KB Output is correct
103 Correct 40 ms 69840 KB Output is correct
104 Correct 40 ms 69840 KB Output is correct
105 Correct 56 ms 80176 KB Output is correct
106 Correct 52 ms 80296 KB Output is correct
107 Correct 51 ms 81084 KB Output is correct
108 Correct 50 ms 80336 KB Output is correct
109 Correct 52 ms 80172 KB Output is correct
110 Correct 48 ms 69712 KB Output is correct
111 Correct 47 ms 69840 KB Output is correct
112 Correct 45 ms 70608 KB Output is correct
113 Correct 44 ms 69836 KB Output is correct
114 Correct 43 ms 69836 KB Output is correct
115 Correct 71 ms 102096 KB Output is correct
116 Correct 69 ms 100924 KB Output is correct
117 Correct 68 ms 101068 KB Output is correct
118 Correct 69 ms 101064 KB Output is correct
119 Correct 68 ms 102064 KB Output is correct
120 Correct 43 ms 70348 KB Output is correct
121 Correct 45 ms 71124 KB Output is correct
122 Correct 52 ms 69988 KB Output is correct
123 Correct 50 ms 69840 KB Output is correct
124 Correct 48 ms 85964 KB Output is correct
125 Correct 53 ms 85456 KB Output is correct
126 Correct 48 ms 85300 KB Output is correct
127 Correct 53 ms 86164 KB Output is correct
128 Correct 20 ms 42704 KB Output is correct
129 Correct 18 ms 42720 KB Output is correct
130 Correct 17 ms 42704 KB Output is correct
131 Correct 1 ms 10588 KB Output is correct