oj.uz

Submission #631814

# Submission time Handle Problem Language Result Execution time Memory
631814 2022-08-18T19:27:51 Z 4123xr4323 Digital Circuit (IOI22_circuit) C++17
100 / 100
 1114 ms 38652 KB 
#include <bits/stdc++.h>
#define mp make_pair
#define all(a) a.begin(),a.end()
using namespace std;
using pii = pair <long long, long long>;
constexpr int maxn = 2e5 + 10;
constexpr int mod = 1000002022;
constexpr long long inf = 1e17 + 10;
 
vector <int> graph [maxn];
long long sub_size [maxn], ans [maxn];
long long x [maxn], tree [maxn << 2], S [maxn << 2];
bool R [maxn << 2];
int n, m;
 
inline void build (int v, int t_l, int t_r) {
    if (t_l == t_r) {
        S[v] = ans[t_l];
        return;
    }
    int t_m = t_l + t_r >> 1;
    build (v << 1, t_l, t_m);
    build (v << 1 | 1, t_m + 1, t_r);
    S[v] = (S[v << 1] + S[v << 1 | 1]) % mod;
} 
 
inline void push (int v, int t_l, int t_r) {
    if (!R[v]) return;
    tree[v] = (S[v] - tree[v] + mod) % mod;
    if (t_l < t_r) {
        R[v << 1] ^= 1;
        R[v << 1 | 1] ^= 1;
    }
    R[v] = false;
}
 
inline void update (int l, int r, int v, int t_l, int t_r) {
    push (v, t_l, t_r);
    if (l > t_r || t_l > r) return;
    if (l <= t_l && t_r <= r) {
        R[v] = true;
        push (v, t_l, t_r);
        return;
    }
    int t_m = t_l + t_r >> 1;
    update (l, r, v << 1, t_l, t_m);
    update (l, r, v << 1 | 1, t_m + 1, t_r);
    tree[v] = (tree[v << 1] + tree[v << 1 | 1]) % mod;
}
 
inline void dfs0 (int v) {
    sub_size[v] = max (1LL, (long long) graph[v].size ());
    for (int i : graph[v]) {
        dfs0 (i);
        sub_size[v] = (sub_size[v] * sub_size[i]) % mod;
    }
}

inline void dfs1 (int v, long long cur) {
    if (graph[v].empty ()) return;
    x[v] = cur;
    for (int i : graph[v]) x[v] = (x[v] * sub_size[i]) % mod;
    vector <long long> w0 ((int) graph[v].size ());
    vector <long long> w1 ((int) graph[v].size ());
    w0[0] = 1;
    for (int i = 1; i < (int) graph[v].size (); ++i) 
        w0[i] = (w0[i - 1] * sub_size[graph[v][i - 1]]) % mod;
    w1[(int) graph[v].size () - 1] = 1;
    for (int i = (int) graph[v].size () - 2; i >= 0; --i) 
        w1[i] = (w1[i + 1] * sub_size[graph[v][i + 1]]) % mod;
    int d = 0;
    for (int i : graph[v]) {
        long long cur0 = cur;
        cur0 = (cur0 * w0[d]) % mod;
        cur0 = (cur0 * w1[d]) % mod;
        ++d;
        dfs1 (i, cur0);
    }
}
 
void init (int N, int M, vector <int> P, vector <int> A) {
    n = N, m = M;
    for (int i = 1; i < n + m; ++i) graph[P[i]].push_back (i);
    dfs0 (0);
    dfs1 (0, 1);
    for (int i = n; i < n + m; ++i) ans[i] = x[P[i]];
    build (1, n, n + m - 1);
    for (int i = 0; i < m; ++i) if (A[i]) update (i + n, i + n, 1, n, n + m - 1);
}
 
int count_ways (int L, int R) {
    update (L, R, 1, n, n + m - 1);
    return tree[1];
}

Compilation message

circuit.cpp: In function 'void build(int, int, int)':
circuit.cpp:21:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   21 |     int t_m = t_l + t_r >> 1;
      |               ~~~~^~~~~
circuit.cpp: In function 'void update(int, int, int, int, int)':
circuit.cpp:45:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   45 |     int t_m = t_l + t_r >> 1;
      |               ~~~~^~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 4 ms 4944 KB Output is correct
3 Correct 3 ms 5072 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5072 KB Output is correct
6 Correct 3 ms 5072 KB Output is correct
7 Correct 3 ms 5072 KB Output is correct
8 Correct 3 ms 5072 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 5072 KB Output is correct
3 Correct 3 ms 5072 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5072 KB Output is correct
6 Correct 3 ms 5072 KB Output is correct
7 Correct 3 ms 5072 KB Output is correct
8 Correct 3 ms 5072 KB Output is correct
9 Correct 3 ms 5072 KB Output is correct
10 Correct 3 ms 5328 KB Output is correct
11 Correct 3 ms 5328 KB Output is correct
12 Correct 4 ms 5072 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 4 ms 4944 KB Output is correct
3 Correct 3 ms 5072 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5072 KB Output is correct
6 Correct 3 ms 5072 KB Output is correct
7 Correct 3 ms 5072 KB Output is correct
8 Correct 3 ms 5072 KB Output is correct
9 Correct 3 ms 4944 KB Output is correct
10 Correct 3 ms 5072 KB Output is correct
11 Correct 3 ms 5072 KB Output is correct
12 Correct 3 ms 5072 KB Output is correct
13 Correct 3 ms 5072 KB Output is correct
14 Correct 3 ms 5072 KB Output is correct
15 Correct 3 ms 5072 KB Output is correct
16 Correct 3 ms 5072 KB Output is correct
17 Correct 3 ms 5072 KB Output is correct
18 Correct 3 ms 5328 KB Output is correct
19 Correct 3 ms 5328 KB Output is correct
20 Correct 4 ms 5072 KB Output is correct
21 Correct 3 ms 5072 KB Output is correct
22 Correct 3 ms 5072 KB Output is correct
23 Correct 3 ms 5072 KB Output is correct
24 Correct 3 ms 5072 KB Output is correct
25 Correct 4 ms 5072 KB Output is correct
26 Correct 3 ms 5072 KB Output is correct
27 Correct 3 ms 5072 KB Output is correct
28 Correct 3 ms 5072 KB Output is correct
29 Correct 3 ms 5072 KB Output is correct
30 Correct 3 ms 5072 KB Output is correct
31 Correct 3 ms 5200 KB Output is correct
32 Correct 3 ms 5056 KB Output is correct
33 Correct 3 ms 5072 KB Output is correct
34 Correct 3 ms 5072 KB Output is correct
35 Correct 3 ms 5072 KB Output is correct
36 Correct 5 ms 5328 KB Output is correct
37 Correct 3 ms 5328 KB Output is correct
38 Correct 4 ms 5328 KB Output is correct
39 Correct 4 ms 5072 KB Output is correct
40 Correct 4 ms 5072 KB Output is correct
41 Correct 3 ms 5072 KB Output is correct
42 Correct 3 ms 5072 KB Output is correct

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 706 ms 8864 KB Output is correct
2 Correct 804 ms 12696 KB Output is correct
3 Correct 969 ms 12748 KB Output is correct
4 Correct 934 ms 12032 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 706 ms 8864 KB Output is correct
2 Correct 804 ms 12696 KB Output is correct
3 Correct 969 ms 12748 KB Output is correct
4 Correct 934 ms 12032 KB Output is correct
5 Correct 671 ms 8912 KB Output is correct
6 Correct 924 ms 12680 KB Output is correct
7 Correct 906 ms 12768 KB Output is correct
8 Correct 868 ms 12684 KB Output is correct
9 Correct 496 ms 5200 KB Output is correct
10 Correct 909 ms 5456 KB Output is correct
11 Correct 846 ms 5584 KB Output is correct
12 Correct 710 ms 5456 KB Output is correct

Subtask #6
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 5072 KB Output is correct
3 Correct 3 ms 5072 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5072 KB Output is correct
6 Correct 3 ms 5072 KB Output is correct
7 Correct 3 ms 5072 KB Output is correct
8 Correct 3 ms 5072 KB Output is correct
9 Correct 3 ms 5072 KB Output is correct
10 Correct 3 ms 5328 KB Output is correct
11 Correct 3 ms 5328 KB Output is correct
12 Correct 4 ms 5072 KB Output is correct
13 Correct 706 ms 8864 KB Output is correct
14 Correct 804 ms 12696 KB Output is correct
15 Correct 969 ms 12748 KB Output is correct
16 Correct 934 ms 12032 KB Output is correct
17 Correct 671 ms 8912 KB Output is correct
18 Correct 924 ms 12680 KB Output is correct
19 Correct 906 ms 12768 KB Output is correct
20 Correct 868 ms 12684 KB Output is correct
21 Correct 496 ms 5200 KB Output is correct
22 Correct 909 ms 5456 KB Output is correct
23 Correct 846 ms 5584 KB Output is correct
24 Correct 710 ms 5456 KB Output is correct
25 Correct 1035 ms 17796 KB Output is correct
26 Correct 857 ms 17920 KB Output is correct
27 Correct 1114 ms 17816 KB Output is correct
28 Correct 794 ms 17832 KB Output is correct
29 Correct 1060 ms 38260 KB Output is correct
30 Correct 929 ms 38176 KB Output is correct

Subtask #7
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 4 ms 4944 KB Output is correct
3 Correct 3 ms 5072 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5072 KB Output is correct
6 Correct 3 ms 5072 KB Output is correct
7 Correct 3 ms 5072 KB Output is correct
8 Correct 3 ms 5072 KB Output is correct
9 Correct 3 ms 4944 KB Output is correct
10 Correct 3 ms 5072 KB Output is correct
11 Correct 3 ms 5072 KB Output is correct
12 Correct 3 ms 5072 KB Output is correct
13 Correct 3 ms 5072 KB Output is correct
14 Correct 3 ms 5072 KB Output is correct
15 Correct 3 ms 5072 KB Output is correct
16 Correct 3 ms 5072 KB Output is correct
17 Correct 3 ms 5072 KB Output is correct
18 Correct 3 ms 5328 KB Output is correct
19 Correct 3 ms 5328 KB Output is correct
20 Correct 4 ms 5072 KB Output is correct
21 Correct 3 ms 5072 KB Output is correct
22 Correct 3 ms 5072 KB Output is correct
23 Correct 3 ms 5072 KB Output is correct
24 Correct 3 ms 5072 KB Output is correct
25 Correct 4 ms 5072 KB Output is correct
26 Correct 3 ms 5072 KB Output is correct
27 Correct 3 ms 5072 KB Output is correct
28 Correct 3 ms 5072 KB Output is correct
29 Correct 3 ms 5072 KB Output is correct
30 Correct 3 ms 5072 KB Output is correct
31 Correct 3 ms 5200 KB Output is correct
32 Correct 3 ms 5056 KB Output is correct
33 Correct 3 ms 5072 KB Output is correct
34 Correct 3 ms 5072 KB Output is correct
35 Correct 3 ms 5072 KB Output is correct
36 Correct 5 ms 5328 KB Output is correct
37 Correct 3 ms 5328 KB Output is correct
38 Correct 4 ms 5328 KB Output is correct
39 Correct 4 ms 5072 KB Output is correct
40 Correct 4 ms 5072 KB Output is correct
41 Correct 3 ms 5072 KB Output is correct
42 Correct 3 ms 5072 KB Output is correct
43 Correct 672 ms 5328 KB Output is correct
44 Correct 893 ms 5456 KB Output is correct
45 Correct 843 ms 5328 KB Output is correct
46 Correct 892 ms 5712 KB Output is correct
47 Correct 858 ms 5712 KB Output is correct
48 Correct 759 ms 5712 KB Output is correct
49 Correct 870 ms 5712 KB Output is correct
50 Correct 803 ms 5712 KB Output is correct
51 Correct 837 ms 5584 KB Output is correct
52 Correct 924 ms 5584 KB Output is correct
53 Correct 690 ms 6224 KB Output is correct
54 Correct 829 ms 5712 KB Output is correct
55 Correct 933 ms 5584 KB Output is correct
56 Correct 839 ms 5456 KB Output is correct
57 Correct 695 ms 5456 KB Output is correct
58 Correct 819 ms 6736 KB Output is correct
59 Correct 811 ms 6864 KB Output is correct
60 Correct 865 ms 6736 KB Output is correct
61 Correct 919 ms 5584 KB Output is correct
62 Correct 853 ms 5328 KB Output is correct
63 Correct 865 ms 5328 KB Output is correct
64 Correct 653 ms 5456 KB Output is correct
65 Correct 473 ms 5200 KB Output is correct
66 Correct 721 ms 5456 KB Output is correct
67 Correct 687 ms 5456 KB Output is correct
68 Correct 820 ms 5456 KB Output is correct

Subtask #8
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 4 ms 4944 KB Output is correct
3 Correct 3 ms 5072 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5072 KB Output is correct
6 Correct 3 ms 5072 KB Output is correct
7 Correct 3 ms 5072 KB Output is correct
8 Correct 3 ms 5072 KB Output is correct
9 Correct 3 ms 4944 KB Output is correct
10 Correct 3 ms 5072 KB Output is correct
11 Correct 3 ms 5072 KB Output is correct
12 Correct 3 ms 5072 KB Output is correct
13 Correct 3 ms 5072 KB Output is correct
14 Correct 3 ms 5072 KB Output is correct
15 Correct 3 ms 5072 KB Output is correct
16 Correct 3 ms 5072 KB Output is correct
17 Correct 3 ms 5072 KB Output is correct
18 Correct 3 ms 5328 KB Output is correct
19 Correct 3 ms 5328 KB Output is correct
20 Correct 4 ms 5072 KB Output is correct
21 Correct 3 ms 5072 KB Output is correct
22 Correct 3 ms 5072 KB Output is correct
23 Correct 3 ms 5072 KB Output is correct
24 Correct 3 ms 5072 KB Output is correct
25 Correct 4 ms 5072 KB Output is correct
26 Correct 3 ms 5072 KB Output is correct
27 Correct 3 ms 5072 KB Output is correct
28 Correct 3 ms 5072 KB Output is correct
29 Correct 3 ms 5072 KB Output is correct
30 Correct 3 ms 5072 KB Output is correct
31 Correct 3 ms 5200 KB Output is correct
32 Correct 3 ms 5056 KB Output is correct
33 Correct 3 ms 5072 KB Output is correct
34 Correct 3 ms 5072 KB Output is correct
35 Correct 3 ms 5072 KB Output is correct
36 Correct 5 ms 5328 KB Output is correct
37 Correct 3 ms 5328 KB Output is correct
38 Correct 4 ms 5328 KB Output is correct
39 Correct 4 ms 5072 KB Output is correct
40 Correct 4 ms 5072 KB Output is correct
41 Correct 3 ms 5072 KB Output is correct
42 Correct 3 ms 5072 KB Output is correct
43 Correct 706 ms 8864 KB Output is correct
44 Correct 804 ms 12696 KB Output is correct
45 Correct 969 ms 12748 KB Output is correct
46 Correct 934 ms 12032 KB Output is correct
47 Correct 671 ms 8912 KB Output is correct
48 Correct 924 ms 12680 KB Output is correct
49 Correct 906 ms 12768 KB Output is correct
50 Correct 868 ms 12684 KB Output is correct
51 Correct 496 ms 5200 KB Output is correct
52 Correct 909 ms 5456 KB Output is correct
53 Correct 846 ms 5584 KB Output is correct
54 Correct 710 ms 5456 KB Output is correct
55 Correct 1035 ms 17796 KB Output is correct
56 Correct 857 ms 17920 KB Output is correct
57 Correct 1114 ms 17816 KB Output is correct
58 Correct 794 ms 17832 KB Output is correct
59 Correct 1060 ms 38260 KB Output is correct
60 Correct 929 ms 38176 KB Output is correct
61 Correct 672 ms 5328 KB Output is correct
62 Correct 893 ms 5456 KB Output is correct
63 Correct 843 ms 5328 KB Output is correct
64 Correct 892 ms 5712 KB Output is correct
65 Correct 858 ms 5712 KB Output is correct
66 Correct 759 ms 5712 KB Output is correct
67 Correct 870 ms 5712 KB Output is correct
68 Correct 803 ms 5712 KB Output is correct
69 Correct 837 ms 5584 KB Output is correct
70 Correct 924 ms 5584 KB Output is correct
71 Correct 690 ms 6224 KB Output is correct
72 Correct 829 ms 5712 KB Output is correct
73 Correct 933 ms 5584 KB Output is correct
74 Correct 839 ms 5456 KB Output is correct
75 Correct 695 ms 5456 KB Output is correct
76 Correct 819 ms 6736 KB Output is correct
77 Correct 811 ms 6864 KB Output is correct
78 Correct 865 ms 6736 KB Output is correct
79 Correct 919 ms 5584 KB Output is correct
80 Correct 853 ms 5328 KB Output is correct
81 Correct 865 ms 5328 KB Output is correct
82 Correct 653 ms 5456 KB Output is correct
83 Correct 473 ms 5200 KB Output is correct
84 Correct 721 ms 5456 KB Output is correct
85 Correct 687 ms 5456 KB Output is correct
86 Correct 820 ms 5456 KB Output is correct
87 Correct 3 ms 4944 KB Output is correct
88 Correct 661 ms 17008 KB Output is correct
89 Correct 997 ms 13024 KB Output is correct
90 Correct 911 ms 12632 KB Output is correct
91 Correct 975 ms 17956 KB Output is correct
92 Correct 1078 ms 17940 KB Output is correct
93 Correct 970 ms 16940 KB Output is correct
94 Correct 1020 ms 18180 KB Output is correct
95 Correct 1055 ms 17920 KB Output is correct
96 Correct 879 ms 12960 KB Output is correct
97 Correct 964 ms 12920 KB Output is correct
98 Correct 782 ms 30744 KB Output is correct
99 Correct 889 ms 17916 KB Output is correct
100 Correct 958 ms 15088 KB Output is correct
101 Correct 782 ms 14336 KB Output is correct
102 Correct 932 ms 12968 KB Output is correct
103 Correct 895 ms 38168 KB Output is correct
104 Correct 920 ms 38652 KB Output is correct
105 Correct 827 ms 38640 KB Output is correct
106 Correct 950 ms 17136 KB Output is correct
107 Correct 999 ms 13636 KB Output is correct
108 Correct 1031 ms 13440 KB Output is correct
109 Correct 1033 ms 13140 KB Output is correct