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Submission #628019

# Submission time Handle Problem Language Result Execution time Memory
628019 2022-08-13T03:17:38 Z Hanksburger Digital Circuit (IOI22_circuit) C++17
62 / 100
 1175 ms 19572 KB 
#include "circuit.h"
#include <bits/stdc++.h>
using namespace std;
const long long mod=1e9+2022;
long long seg[400005], sum[400005], lazy[400005], state[200005], dp[200005], a[200005], n, m;
vector<long long> adj[200005];
void dfs(long long u)
{
    if (u>=n)
    {
        dp[u]=1;
        return;
    }
    dp[u]=adj[u].size();
    for (long long v:adj[u])
    {
        dfs(v);
        dp[u]=(dp[u]*dp[v])%mod;
    }
}
void dfs2(long long u, long long x)
{
    if (u>=n)
    {
        a[u]=x;
        return;
    }
    vector<long long> vec;
    long long sq=sqrt(adj[u].size());
    for (long long i=0; i<adj[u].size(); i++)
    {
        long long v=adj[u][i];
        if (i%sq==0)
            vec.push_back(dp[v]);
        else
            vec[vec.size()-1]=(vec[vec.size()-1]*dp[v])%mod;
    }
//    cout << "vec: ";
//    for (long long i=0; i<vec.size(); i++)
//        cout << vec[i] << ' ';
//    cout << '\n';
    for (long long i=0; i<adj[u].size(); i++)
    {
        long long v=adj[u][i], y=x;
        for (long long j=0; j<i/sq; j++)
            y=(y*vec[j])%mod;
        for (long long j=i/sq+1; j<vec.size(); j++)
            y=(y*vec[j])%mod;
        for (long long j=i/sq*sq; j<i; j++)
            y=(y*dp[adj[u][j]])%mod;
        for (long long j=i+1; j<min((long long)adj[u].size(), (i/sq+1)*sq); j++)
            y=(y*dp[adj[u][j]])%mod;
        dfs2(v, y);
    }
}
void push(long long i, long long l, long long r)
{
    if (lazy[i])
    {
        seg[i]=(sum[i]-seg[i]+mod)%mod;
        lazy[i]=0;
        lazy[i*2]^=1;
        lazy[i*2+1]^=1;
    }
}
void build(long long i, long long l, long long r)
{
    if (l==r)
    {
        sum[i]=a[l];
        seg[i]=a[l]*state[l];
//        cout << "l r seg " << l << ' ' << r << ' ' << seg[i] << '\n';
        return;
    }
    long long mid=(l+r)/2;
    build(i*2, l, mid);
    build(i*2+1, mid+1, r);
    sum[i]=(sum[i*2]+sum[i*2+1])%mod;
    seg[i]=(seg[i*2]+seg[i*2+1])%mod;
//    cout << "l r seg " << l << ' ' << r << ' ' << seg[i] << '\n';
}
void update(long long i, long long l, long long r, long long ql, long long qr)
{
    push(i, l, r);
    if (ql<=l && r<=qr)
    {
        lazy[i]=1;
        push(i, l, r);
//        cout << "l r seg " << l << ' ' << r << ' ' << seg[i] << '\n';
        return;
    }
    long long mid=(l+r)/2;
    push(i*2, l, mid);
    push(i*2+1, mid+1, r);
    if (l<=qr && ql<=mid)
        update(i*2, l, mid, ql, qr);
    if (mid+1<=qr && ql<=r)
        update(i*2+1, mid+1, r, ql, qr);
    seg[i]=(seg[i*2]+seg[i*2+1])%mod;
//    cout << "l r seg " << l << ' ' << r << ' ' << seg[i] << '\n';
}
void init(int N, int M, vector<int> P, vector<int> A)
{
    n=N;
    m=M;
    for (long long i=1; i<n+m; i++)
        adj[P[i]].push_back(i);
    dfs(0);
    dfs2(0, 1);
//    cout << "a: ";
//    for (long long i=0; i<m; i++)
//        cout << a[i+n] << ' ';
//    cout << '\n';
    for (long long i=0; i<m; i++)
        state[i+n]=A[i];
    build(1, n, n+m-1);
}
int count_ways(int L, int R)
{
    update(1, n, n+m-1, L, R);
    return seg[1];
}

Compilation message

circuit.cpp: In function 'void dfs2(long long int, long long int)':
circuit.cpp:30:26: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |     for (long long i=0; i<adj[u].size(); i++)
      |                         ~^~~~~~~~~~~~~~
circuit.cpp:42:26: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   42 |     for (long long i=0; i<adj[u].size(); i++)
      |                         ~^~~~~~~~~~~~~~
circuit.cpp:47:35: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |         for (long long j=i/sq+1; j<vec.size(); j++)
      |                                  ~^~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 5 ms 5072 KB Output is correct
4 Correct 4 ms 5072 KB Output is correct
5 Correct 4 ms 5144 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 5156 KB Output is correct
7 Correct 3 ms 5172 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 5200 KB Output is correct
11 Correct 4 ms 5200 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 3 ms 4944 KB Output is correct
3 Correct 5 ms 5072 KB Output is correct
4 Correct 4 ms 5072 KB Output is correct
5 Correct 4 ms 5144 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 5156 KB Output is correct
15 Correct 3 ms 5172 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 5200 KB Output is correct
19 Correct 4 ms 5200 KB Output is correct
20 Correct 4 ms 5072 KB Output is correct
21 Correct 3 ms 5072 KB Output is correct
22 Correct 4 ms 5132 KB Output is correct
23 Correct 3 ms 5072 KB Output is correct
24 Correct 3 ms 5072 KB Output is correct
25 Correct 3 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 5104 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 5200 KB Output is correct
37 Correct 4 ms 5332 KB Output is correct
38 Correct 4 ms 5200 KB Output is correct
39 Correct 4 ms 5072 KB Output is correct
40 Correct 3 ms 5072 KB Output is correct
41 Correct 3 ms 5072 KB Output is correct
42 Correct 3 ms 5076 KB Output is correct

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 619 ms 9284 KB Output is correct
2 Correct 842 ms 13564 KB Output is correct
3 Correct 997 ms 13508 KB Output is correct
4 Correct 696 ms 13512 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 619 ms 9284 KB Output is correct
2 Correct 842 ms 13564 KB Output is correct
3 Correct 997 ms 13508 KB Output is correct
4 Correct 696 ms 13512 KB Output is correct
5 Correct 777 ms 9540 KB Output is correct
6 Correct 1143 ms 14024 KB Output is correct
7 Correct 957 ms 14020 KB Output is correct
8 Correct 958 ms 12616 KB Output is correct
9 Correct 447 ms 5328 KB Output is correct
10 Correct 896 ms 5584 KB Output is correct
11 Correct 623 ms 5584 KB Output is correct
12 Correct 980 ms 5432 KB Output is correct

Subtask #6
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 5156 KB Output is correct
7 Correct 3 ms 5172 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 5200 KB Output is correct
11 Correct 4 ms 5200 KB Output is correct
12 Correct 4 ms 5072 KB Output is correct
13 Correct 619 ms 9284 KB Output is correct
14 Correct 842 ms 13564 KB Output is correct
15 Correct 997 ms 13508 KB Output is correct
16 Correct 696 ms 13512 KB Output is correct
17 Correct 777 ms 9540 KB Output is correct
18 Correct 1143 ms 14024 KB Output is correct
19 Correct 957 ms 14020 KB Output is correct
20 Correct 958 ms 12616 KB Output is correct
21 Correct 447 ms 5328 KB Output is correct
22 Correct 896 ms 5584 KB Output is correct
23 Correct 623 ms 5584 KB Output is correct
24 Correct 980 ms 5432 KB Output is correct
25 Incorrect 935 ms 19572 KB 101st lines differ - on the 1st token, expected: '74137646', found: '74137647'
26 Halted 0 ms 0 KB -

Subtask #7
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 5 ms 5072 KB Output is correct
4 Correct 4 ms 5072 KB Output is correct
5 Correct 4 ms 5144 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 5156 KB Output is correct
15 Correct 3 ms 5172 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 5200 KB Output is correct
19 Correct 4 ms 5200 KB Output is correct
20 Correct 4 ms 5072 KB Output is correct
21 Correct 3 ms 5072 KB Output is correct
22 Correct 4 ms 5132 KB Output is correct
23 Correct 3 ms 5072 KB Output is correct
24 Correct 3 ms 5072 KB Output is correct
25 Correct 3 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 5104 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 5200 KB Output is correct
37 Correct 4 ms 5332 KB Output is correct
38 Correct 4 ms 5200 KB Output is correct
39 Correct 4 ms 5072 KB Output is correct
40 Correct 3 ms 5072 KB Output is correct
41 Correct 3 ms 5072 KB Output is correct
42 Correct 3 ms 5076 KB Output is correct
43 Correct 559 ms 5456 KB Output is correct
44 Correct 927 ms 5492 KB Output is correct
45 Correct 719 ms 5584 KB Output is correct
46 Correct 778 ms 5976 KB Output is correct
47 Correct 729 ms 5944 KB Output is correct
48 Correct 789 ms 5968 KB Output is correct
49 Correct 974 ms 5968 KB Output is correct
50 Correct 680 ms 5700 KB Output is correct
51 Correct 765 ms 5612 KB Output is correct
52 Correct 1175 ms 5844 KB Output is correct
53 Correct 787 ms 5968 KB Output is correct
54 Correct 796 ms 5968 KB Output is correct
55 Correct 836 ms 5860 KB Output is correct
56 Correct 631 ms 5840 KB Output is correct
57 Correct 873 ms 5712 KB Output is correct
58 Correct 956 ms 6608 KB Output is correct
59 Correct 1108 ms 6712 KB Output is correct
60 Correct 1022 ms 6532 KB Output is correct
61 Correct 1031 ms 5760 KB Output is correct
62 Correct 835 ms 5584 KB Output is correct
63 Correct 627 ms 5456 KB Output is correct
64 Correct 899 ms 5712 KB Output is correct
65 Correct 367 ms 5328 KB Output is correct
66 Correct 944 ms 5584 KB Output is correct
67 Correct 892 ms 5584 KB Output is correct
68 Correct 720 ms 5456 KB Output is correct

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 5 ms 5072 KB Output is correct
4 Correct 4 ms 5072 KB Output is correct
5 Correct 4 ms 5144 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 5156 KB Output is correct
15 Correct 3 ms 5172 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 5200 KB Output is correct
19 Correct 4 ms 5200 KB Output is correct
20 Correct 4 ms 5072 KB Output is correct
21 Correct 3 ms 5072 KB Output is correct
22 Correct 4 ms 5132 KB Output is correct
23 Correct 3 ms 5072 KB Output is correct
24 Correct 3 ms 5072 KB Output is correct
25 Correct 3 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 5104 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 5200 KB Output is correct
37 Correct 4 ms 5332 KB Output is correct
38 Correct 4 ms 5200 KB Output is correct
39 Correct 4 ms 5072 KB Output is correct
40 Correct 3 ms 5072 KB Output is correct
41 Correct 3 ms 5072 KB Output is correct
42 Correct 3 ms 5076 KB Output is correct
43 Correct 619 ms 9284 KB Output is correct
44 Correct 842 ms 13564 KB Output is correct
45 Correct 997 ms 13508 KB Output is correct
46 Correct 696 ms 13512 KB Output is correct
47 Correct 777 ms 9540 KB Output is correct
48 Correct 1143 ms 14024 KB Output is correct
49 Correct 957 ms 14020 KB Output is correct
50 Correct 958 ms 12616 KB Output is correct
51 Correct 447 ms 5328 KB Output is correct
52 Correct 896 ms 5584 KB Output is correct
53 Correct 623 ms 5584 KB Output is correct
54 Correct 980 ms 5432 KB Output is correct
55 Incorrect 935 ms 19572 KB 101st lines differ - on the 1st token, expected: '74137646', found: '74137647'
56 Halted 0 ms 0 KB -