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Submission #681577

# Submission time Handle Problem Language Result Execution time Memory
681577 2023-01-13T11:39:01 Z Justin1 Digital Circuit (IOI22_circuit) C++17
100 / 100
 1062 ms 36608 KB 
#include "circuit.h"
#include <bits/stdc++.h>
#define int long long
using namespace std;
 
const int mod = 1e9 + 2022;
int n, m, k, x, y, z;
int val[200005], cont[200005], cur[200005];
int seg[1'000'005], lzy[1'000'005], ps[200005];
vector<signed> par, gph[200005];

void dfs(int id) {
	val[id] = id >= n ? 1 : gph[id].size();
	for (auto i : gph[id]) dfs(i), val[id] = val[id] * val[i] % mod;
}

void dfs2(int id, int cur) {
	if (id >= n) cont[id - n + 1] = cur;
	int post[gph[id].size()+2], pre = 1;
	post[gph[id].size()+1] = 1;
	for (int i = gph[id].size(); i >= 1; i--) post[i] = post[i+1] * val[gph[id][i-1]] % mod;
	for (int i = 1; i <= gph[id].size(); i++) {
		dfs2(gph[id][i-1], cur * pre % mod * post[i+1] % mod);
		pre = pre * val[gph[id][i-1]] % mod;
	}
}

void push(int id, int l, int r) {
	if (!lzy[id]) return;
	lzy[id] = 0;
	int mid = (l + r) / 2;
	seg[id * 2] = ps[mid] - ps[l-1] - seg[id * 2];
	seg[id * 2 + 1] = ps[r] - ps[mid] - seg[id * 2 + 1];
	lzy[2 * id] ^= 1;
	lzy[2 * id + 1] ^= 1;
}

void upd(int t1, int t2, int id = 1, int l = 1, int r = 100000) {
	push(id, l, r);
	if (r < t1 || t2 < l) return;
	if (t1 <= l && r <= t2) {
		seg[id] = ps[r] - ps[l-1] - seg[id];
		lzy[id] ^= 1;
		return;
	}
	int mid = (l + r) / 2;
	upd(t1, t2, id * 2, l, mid), upd(t1, t2, id * 2 + 1, mid + 1, r);
	seg[id] = (seg[id * 2] + seg[id * 2 + 1]) % mod;
}

void init(signed N, signed M, std::vector<signed> P, std::vector<signed> A) {
	n = N, m = M, par = P;
	for (int i = 1; i < n + m; i++) gph[P[i]].push_back(i);
	for (int i = n; i < n + m; i++) cur[i] = A[i-n];
	dfs(0);
	dfs2(0, 1);
	for (int i = 1; i <= m; i++) ps[i] = (ps[i-1] + cont[i]) % mod;
	for (int i = 1; i <= m; i++) if (A[i-1]) upd(i, i);
}
 
signed count_ways(signed L, signed R) {
	upd(L - n + 1, R - n + 1);
	return (seg[1] % mod + mod) % mod;
}

Compilation message

circuit.cpp: In function 'void dfs2(long long int, long long int)':
circuit.cpp:22:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |  for (int i = 1; i <= gph[id].size(); i++) {
      |                  ~~^~~~~~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 5072 KB Output is correct
2 Correct 3 ms 5080 KB Output is correct
3 Correct 3 ms 5200 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5244 KB Output is correct
6 Correct 3 ms 5200 KB Output is correct
7 Correct 3 ms 5200 KB Output is correct
8 Correct 3 ms 5200 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 5080 KB Output is correct
2 Correct 3 ms 5072 KB Output is correct
3 Correct 3 ms 5200 KB Output is correct
4 Correct 3 ms 5200 KB Output is correct
5 Correct 3 ms 5200 KB Output is correct
6 Correct 3 ms 5200 KB Output is correct
7 Correct 3 ms 5200 KB Output is correct
8 Correct 3 ms 5244 KB Output is correct
9 Correct 3 ms 5200 KB Output is correct
10 Correct 3 ms 5328 KB Output is correct
11 Correct 3 ms 5404 KB Output is correct
12 Correct 4 ms 5200 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 5072 KB Output is correct
2 Correct 3 ms 5080 KB Output is correct
3 Correct 3 ms 5200 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5244 KB Output is correct
6 Correct 3 ms 5200 KB Output is correct
7 Correct 3 ms 5200 KB Output is correct
8 Correct 3 ms 5200 KB Output is correct
9 Correct 3 ms 5080 KB Output is correct
10 Correct 3 ms 5072 KB Output is correct
11 Correct 3 ms 5200 KB Output is correct
12 Correct 3 ms 5200 KB Output is correct
13 Correct 3 ms 5200 KB Output is correct
14 Correct 3 ms 5200 KB Output is correct
15 Correct 3 ms 5200 KB Output is correct
16 Correct 3 ms 5244 KB Output is correct
17 Correct 3 ms 5200 KB Output is correct
18 Correct 3 ms 5328 KB Output is correct
19 Correct 3 ms 5404 KB Output is correct
20 Correct 4 ms 5200 KB Output is correct
21 Correct 3 ms 5200 KB Output is correct
22 Correct 3 ms 5200 KB Output is correct
23 Correct 3 ms 5156 KB Output is correct
24 Correct 3 ms 5200 KB Output is correct
25 Correct 3 ms 5200 KB Output is correct
26 Correct 3 ms 5200 KB Output is correct
27 Correct 4 ms 5200 KB Output is correct
28 Correct 3 ms 5200 KB Output is correct
29 Correct 3 ms 5252 KB Output is correct
30 Correct 3 ms 5200 KB Output is correct
31 Correct 3 ms 5200 KB Output is correct
32 Correct 3 ms 5200 KB Output is correct
33 Correct 3 ms 5200 KB Output is correct
34 Correct 3 ms 5200 KB Output is correct
35 Correct 3 ms 5200 KB Output is correct
36 Correct 3 ms 5328 KB Output is correct
37 Correct 3 ms 5328 KB Output is correct
38 Correct 3 ms 5436 KB Output is correct
39 Correct 3 ms 5216 KB Output is correct
40 Correct 3 ms 5200 KB Output is correct
41 Correct 3 ms 5200 KB Output is correct
42 Correct 3 ms 5128 KB Output is correct

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 477 ms 10872 KB Output is correct
2 Correct 928 ms 16788 KB Output is correct
3 Correct 784 ms 16776 KB Output is correct
4 Correct 886 ms 16016 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 477 ms 10872 KB Output is correct
2 Correct 928 ms 16788 KB Output is correct
3 Correct 784 ms 16776 KB Output is correct
4 Correct 886 ms 16016 KB Output is correct
5 Correct 732 ms 10880 KB Output is correct
6 Correct 933 ms 16724 KB Output is correct
7 Correct 960 ms 16388 KB Output is correct
8 Correct 901 ms 16772 KB Output is correct
9 Correct 445 ms 5456 KB Output is correct
10 Correct 844 ms 5856 KB Output is correct
11 Correct 831 ms 5840 KB Output is correct
12 Correct 767 ms 5840 KB Output is correct

Subtask #6
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 5080 KB Output is correct
2 Correct 3 ms 5072 KB Output is correct
3 Correct 3 ms 5200 KB Output is correct
4 Correct 3 ms 5200 KB Output is correct
5 Correct 3 ms 5200 KB Output is correct
6 Correct 3 ms 5200 KB Output is correct
7 Correct 3 ms 5200 KB Output is correct
8 Correct 3 ms 5244 KB Output is correct
9 Correct 3 ms 5200 KB Output is correct
10 Correct 3 ms 5328 KB Output is correct
11 Correct 3 ms 5404 KB Output is correct
12 Correct 4 ms 5200 KB Output is correct
13 Correct 477 ms 10872 KB Output is correct
14 Correct 928 ms 16788 KB Output is correct
15 Correct 784 ms 16776 KB Output is correct
16 Correct 886 ms 16016 KB Output is correct
17 Correct 732 ms 10880 KB Output is correct
18 Correct 933 ms 16724 KB Output is correct
19 Correct 960 ms 16388 KB Output is correct
20 Correct 901 ms 16772 KB Output is correct
21 Correct 445 ms 5456 KB Output is correct
22 Correct 844 ms 5856 KB Output is correct
23 Correct 831 ms 5840 KB Output is correct
24 Correct 767 ms 5840 KB Output is correct
25 Correct 990 ms 22568 KB Output is correct
26 Correct 923 ms 22772 KB Output is correct
27 Correct 1024 ms 22232 KB Output is correct
28 Correct 684 ms 22856 KB Output is correct
29 Correct 863 ms 35328 KB Output is correct
30 Correct 955 ms 35380 KB Output is correct

Subtask #7
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 5072 KB Output is correct
2 Correct 3 ms 5080 KB Output is correct
3 Correct 3 ms 5200 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5244 KB Output is correct
6 Correct 3 ms 5200 KB Output is correct
7 Correct 3 ms 5200 KB Output is correct
8 Correct 3 ms 5200 KB Output is correct
9 Correct 3 ms 5080 KB Output is correct
10 Correct 3 ms 5072 KB Output is correct
11 Correct 3 ms 5200 KB Output is correct
12 Correct 3 ms 5200 KB Output is correct
13 Correct 3 ms 5200 KB Output is correct
14 Correct 3 ms 5200 KB Output is correct
15 Correct 3 ms 5200 KB Output is correct
16 Correct 3 ms 5244 KB Output is correct
17 Correct 3 ms 5200 KB Output is correct
18 Correct 3 ms 5328 KB Output is correct
19 Correct 3 ms 5404 KB Output is correct
20 Correct 4 ms 5200 KB Output is correct
21 Correct 3 ms 5200 KB Output is correct
22 Correct 3 ms 5200 KB Output is correct
23 Correct 3 ms 5156 KB Output is correct
24 Correct 3 ms 5200 KB Output is correct
25 Correct 3 ms 5200 KB Output is correct
26 Correct 3 ms 5200 KB Output is correct
27 Correct 4 ms 5200 KB Output is correct
28 Correct 3 ms 5200 KB Output is correct
29 Correct 3 ms 5252 KB Output is correct
30 Correct 3 ms 5200 KB Output is correct
31 Correct 3 ms 5200 KB Output is correct
32 Correct 3 ms 5200 KB Output is correct
33 Correct 3 ms 5200 KB Output is correct
34 Correct 3 ms 5200 KB Output is correct
35 Correct 3 ms 5200 KB Output is correct
36 Correct 3 ms 5328 KB Output is correct
37 Correct 3 ms 5328 KB Output is correct
38 Correct 3 ms 5436 KB Output is correct
39 Correct 3 ms 5216 KB Output is correct
40 Correct 3 ms 5200 KB Output is correct
41 Correct 3 ms 5200 KB Output is correct
42 Correct 3 ms 5128 KB Output is correct
43 Correct 556 ms 5584 KB Output is correct
44 Correct 853 ms 5584 KB Output is correct
45 Correct 735 ms 5632 KB Output is correct
46 Correct 696 ms 5932 KB Output is correct
47 Correct 905 ms 5968 KB Output is correct
48 Correct 853 ms 5968 KB Output is correct
49 Correct 748 ms 6040 KB Output is correct
50 Correct 846 ms 5828 KB Output is correct
51 Correct 811 ms 5840 KB Output is correct
52 Correct 919 ms 5840 KB Output is correct
53 Correct 757 ms 5840 KB Output is correct
54 Correct 816 ms 6000 KB Output is correct
55 Correct 825 ms 5896 KB Output is correct
56 Correct 835 ms 5840 KB Output is correct
57 Correct 956 ms 5712 KB Output is correct
58 Correct 885 ms 6608 KB Output is correct
59 Correct 750 ms 6752 KB Output is correct
60 Correct 840 ms 6744 KB Output is correct
61 Correct 790 ms 5712 KB Output is correct
62 Correct 861 ms 5584 KB Output is correct
63 Correct 907 ms 5680 KB Output is correct
64 Correct 780 ms 5808 KB Output is correct
65 Correct 308 ms 5456 KB Output is correct
66 Correct 891 ms 5840 KB Output is correct
67 Correct 907 ms 5880 KB Output is correct
68 Correct 806 ms 5856 KB Output is correct

Subtask #8
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 5072 KB Output is correct
2 Correct 3 ms 5080 KB Output is correct
3 Correct 3 ms 5200 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5244 KB Output is correct
6 Correct 3 ms 5200 KB Output is correct
7 Correct 3 ms 5200 KB Output is correct
8 Correct 3 ms 5200 KB Output is correct
9 Correct 3 ms 5080 KB Output is correct
10 Correct 3 ms 5072 KB Output is correct
11 Correct 3 ms 5200 KB Output is correct
12 Correct 3 ms 5200 KB Output is correct
13 Correct 3 ms 5200 KB Output is correct
14 Correct 3 ms 5200 KB Output is correct
15 Correct 3 ms 5200 KB Output is correct
16 Correct 3 ms 5244 KB Output is correct
17 Correct 3 ms 5200 KB Output is correct
18 Correct 3 ms 5328 KB Output is correct
19 Correct 3 ms 5404 KB Output is correct
20 Correct 4 ms 5200 KB Output is correct
21 Correct 3 ms 5200 KB Output is correct
22 Correct 3 ms 5200 KB Output is correct
23 Correct 3 ms 5156 KB Output is correct
24 Correct 3 ms 5200 KB Output is correct
25 Correct 3 ms 5200 KB Output is correct
26 Correct 3 ms 5200 KB Output is correct
27 Correct 4 ms 5200 KB Output is correct
28 Correct 3 ms 5200 KB Output is correct
29 Correct 3 ms 5252 KB Output is correct
30 Correct 3 ms 5200 KB Output is correct
31 Correct 3 ms 5200 KB Output is correct
32 Correct 3 ms 5200 KB Output is correct
33 Correct 3 ms 5200 KB Output is correct
34 Correct 3 ms 5200 KB Output is correct
35 Correct 3 ms 5200 KB Output is correct
36 Correct 3 ms 5328 KB Output is correct
37 Correct 3 ms 5328 KB Output is correct
38 Correct 3 ms 5436 KB Output is correct
39 Correct 3 ms 5216 KB Output is correct
40 Correct 3 ms 5200 KB Output is correct
41 Correct 3 ms 5200 KB Output is correct
42 Correct 3 ms 5128 KB Output is correct
43 Correct 477 ms 10872 KB Output is correct
44 Correct 928 ms 16788 KB Output is correct
45 Correct 784 ms 16776 KB Output is correct
46 Correct 886 ms 16016 KB Output is correct
47 Correct 732 ms 10880 KB Output is correct
48 Correct 933 ms 16724 KB Output is correct
49 Correct 960 ms 16388 KB Output is correct
50 Correct 901 ms 16772 KB Output is correct
51 Correct 445 ms 5456 KB Output is correct
52 Correct 844 ms 5856 KB Output is correct
53 Correct 831 ms 5840 KB Output is correct
54 Correct 767 ms 5840 KB Output is correct
55 Correct 990 ms 22568 KB Output is correct
56 Correct 923 ms 22772 KB Output is correct
57 Correct 1024 ms 22232 KB Output is correct
58 Correct 684 ms 22856 KB Output is correct
59 Correct 863 ms 35328 KB Output is correct
60 Correct 955 ms 35380 KB Output is correct
61 Correct 556 ms 5584 KB Output is correct
62 Correct 853 ms 5584 KB Output is correct
63 Correct 735 ms 5632 KB Output is correct
64 Correct 696 ms 5932 KB Output is correct
65 Correct 905 ms 5968 KB Output is correct
66 Correct 853 ms 5968 KB Output is correct
67 Correct 748 ms 6040 KB Output is correct
68 Correct 846 ms 5828 KB Output is correct
69 Correct 811 ms 5840 KB Output is correct
70 Correct 919 ms 5840 KB Output is correct
71 Correct 757 ms 5840 KB Output is correct
72 Correct 816 ms 6000 KB Output is correct
73 Correct 825 ms 5896 KB Output is correct
74 Correct 835 ms 5840 KB Output is correct
75 Correct 956 ms 5712 KB Output is correct
76 Correct 885 ms 6608 KB Output is correct
77 Correct 750 ms 6752 KB Output is correct
78 Correct 840 ms 6744 KB Output is correct
79 Correct 790 ms 5712 KB Output is correct
80 Correct 861 ms 5584 KB Output is correct
81 Correct 907 ms 5680 KB Output is correct
82 Correct 780 ms 5808 KB Output is correct
83 Correct 308 ms 5456 KB Output is correct
84 Correct 891 ms 5840 KB Output is correct
85 Correct 907 ms 5880 KB Output is correct
86 Correct 806 ms 5856 KB Output is correct
87 Correct 2 ms 5072 KB Output is correct
88 Correct 622 ms 20336 KB Output is correct
89 Correct 925 ms 15232 KB Output is correct
90 Correct 819 ms 15688 KB Output is correct
91 Correct 951 ms 22984 KB Output is correct
92 Correct 998 ms 22964 KB Output is correct
93 Correct 788 ms 22516 KB Output is correct
94 Correct 966 ms 22988 KB Output is correct
95 Correct 885 ms 18816 KB Output is correct
96 Correct 850 ms 19008 KB Output is correct
97 Correct 903 ms 19064 KB Output is correct
98 Correct 939 ms 22652 KB Output is correct
99 Correct 1002 ms 22784 KB Output is correct
100 Correct 1055 ms 20312 KB Output is correct
101 Correct 1042 ms 19656 KB Output is correct
102 Correct 1000 ms 18300 KB Output is correct
103 Correct 903 ms 35456 KB Output is correct
104 Correct 965 ms 36608 KB Output is correct
105 Correct 1039 ms 36592 KB Output is correct
106 Correct 635 ms 17096 KB Output is correct
107 Correct 1054 ms 15616 KB Output is correct
108 Correct 1053 ms 16496 KB Output is correct
109 Correct 1062 ms 18376 KB Output is correct