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Submission #628027

# Submission time Handle Problem Language Result Execution time Memory
628027 2022-08-13T03:34:15 Z Hanksburger Digital Circuit (IOI22_circuit) C++17
62 / 100
 1053 ms 19568 KB 
#include "circuit.h"
#include <bits/stdc++.h>
using namespace std;
const long long mod=1e9+2022;
long long seg[800005], sum[800005], 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 3 ms 5072 KB Output is correct
4 Correct 3 ms 5116 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 2 ms 4944 KB Output is correct
2 Correct 3 ms 5080 KB Output is correct
3 Correct 4 ms 5072 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5108 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 5176 KB Output is correct
10 Correct 4 ms 5312 KB Output is correct
11 Correct 4 ms 5200 KB Output is correct
12 Correct 3 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 3 ms 5072 KB Output is correct
4 Correct 3 ms 5116 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 2 ms 4944 KB Output is correct
10 Correct 3 ms 5080 KB Output is correct
11 Correct 4 ms 5072 KB Output is correct
12 Correct 3 ms 5072 KB Output is correct
13 Correct 3 ms 5108 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 5176 KB Output is correct
18 Correct 4 ms 5312 KB Output is correct
19 Correct 4 ms 5200 KB Output is correct
20 Correct 3 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 4 ms 5072 KB Output is correct
25 Correct 3 ms 5180 KB Output is correct
26 Correct 4 ms 5172 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 5072 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 5200 KB Output is correct
36 Correct 3 ms 5308 KB Output is correct
37 Correct 3 ms 5328 KB Output is correct
38 Correct 3 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 5072 KB Output is correct

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 692 ms 9276 KB Output is correct
2 Correct 727 ms 13616 KB Output is correct
3 Correct 840 ms 13500 KB Output is correct
4 Correct 871 ms 13508 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 692 ms 9276 KB Output is correct
2 Correct 727 ms 13616 KB Output is correct
3 Correct 840 ms 13500 KB Output is correct
4 Correct 871 ms 13508 KB Output is correct
5 Correct 765 ms 9532 KB Output is correct
6 Correct 960 ms 14048 KB Output is correct
7 Correct 898 ms 13952 KB Output is correct
8 Correct 856 ms 12716 KB Output is correct
9 Correct 441 ms 5328 KB Output is correct
10 Correct 973 ms 5584 KB Output is correct
11 Correct 892 ms 5584 KB Output is correct
12 Correct 778 ms 5456 KB Output is correct

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4944 KB Output is correct
2 Correct 3 ms 5080 KB Output is correct
3 Correct 4 ms 5072 KB Output is correct
4 Correct 3 ms 5072 KB Output is correct
5 Correct 3 ms 5108 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 5176 KB Output is correct
10 Correct 4 ms 5312 KB Output is correct
11 Correct 4 ms 5200 KB Output is correct
12 Correct 3 ms 5072 KB Output is correct
13 Correct 692 ms 9276 KB Output is correct
14 Correct 727 ms 13616 KB Output is correct
15 Correct 840 ms 13500 KB Output is correct
16 Correct 871 ms 13508 KB Output is correct
17 Correct 765 ms 9532 KB Output is correct
18 Correct 960 ms 14048 KB Output is correct
19 Correct 898 ms 13952 KB Output is correct
20 Correct 856 ms 12716 KB Output is correct
21 Correct 441 ms 5328 KB Output is correct
22 Correct 973 ms 5584 KB Output is correct
23 Correct 892 ms 5584 KB Output is correct
24 Correct 778 ms 5456 KB Output is correct
25 Incorrect 1053 ms 19568 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 3 ms 5072 KB Output is correct
4 Correct 3 ms 5116 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 2 ms 4944 KB Output is correct
10 Correct 3 ms 5080 KB Output is correct
11 Correct 4 ms 5072 KB Output is correct
12 Correct 3 ms 5072 KB Output is correct
13 Correct 3 ms 5108 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 5176 KB Output is correct
18 Correct 4 ms 5312 KB Output is correct
19 Correct 4 ms 5200 KB Output is correct
20 Correct 3 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 4 ms 5072 KB Output is correct
25 Correct 3 ms 5180 KB Output is correct
26 Correct 4 ms 5172 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 5072 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 5200 KB Output is correct
36 Correct 3 ms 5308 KB Output is correct
37 Correct 3 ms 5328 KB Output is correct
38 Correct 3 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 5072 KB Output is correct
43 Correct 703 ms 5456 KB Output is correct
44 Correct 743 ms 5584 KB Output is correct
45 Correct 790 ms 5584 KB Output is correct
46 Correct 984 ms 5968 KB Output is correct
47 Correct 995 ms 6096 KB Output is correct
48 Correct 702 ms 5968 KB Output is correct
49 Correct 878 ms 5968 KB Output is correct
50 Correct 927 ms 5712 KB Output is correct
51 Correct 819 ms 5604 KB Output is correct
52 Correct 839 ms 5888 KB Output is correct
53 Correct 619 ms 5904 KB Output is correct
54 Correct 919 ms 5968 KB Output is correct
55 Correct 935 ms 5840 KB Output is correct
56 Correct 735 ms 5768 KB Output is correct
57 Correct 942 ms 5792 KB Output is correct
58 Correct 826 ms 6608 KB Output is correct
59 Correct 849 ms 6672 KB Output is correct
60 Correct 761 ms 6496 KB Output is correct
61 Correct 891 ms 5732 KB Output is correct
62 Correct 1043 ms 5464 KB Output is correct
63 Correct 964 ms 5544 KB Output is correct
64 Correct 647 ms 5808 KB Output is correct
65 Correct 462 ms 5328 KB Output is correct
66 Correct 1034 ms 5592 KB Output is correct
67 Correct 734 ms 5552 KB Output is correct
68 Correct 697 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 3 ms 5072 KB Output is correct
4 Correct 3 ms 5116 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 2 ms 4944 KB Output is correct
10 Correct 3 ms 5080 KB Output is correct
11 Correct 4 ms 5072 KB Output is correct
12 Correct 3 ms 5072 KB Output is correct
13 Correct 3 ms 5108 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 5176 KB Output is correct
18 Correct 4 ms 5312 KB Output is correct
19 Correct 4 ms 5200 KB Output is correct
20 Correct 3 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 4 ms 5072 KB Output is correct
25 Correct 3 ms 5180 KB Output is correct
26 Correct 4 ms 5172 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 5072 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 5200 KB Output is correct
36 Correct 3 ms 5308 KB Output is correct
37 Correct 3 ms 5328 KB Output is correct
38 Correct 3 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 5072 KB Output is correct
43 Correct 692 ms 9276 KB Output is correct
44 Correct 727 ms 13616 KB Output is correct
45 Correct 840 ms 13500 KB Output is correct
46 Correct 871 ms 13508 KB Output is correct
47 Correct 765 ms 9532 KB Output is correct
48 Correct 960 ms 14048 KB Output is correct
49 Correct 898 ms 13952 KB Output is correct
50 Correct 856 ms 12716 KB Output is correct
51 Correct 441 ms 5328 KB Output is correct
52 Correct 973 ms 5584 KB Output is correct
53 Correct 892 ms 5584 KB Output is correct
54 Correct 778 ms 5456 KB Output is correct
55 Incorrect 1053 ms 19568 KB 101st lines differ - on the 1st token, expected: '74137646', found: '74137647'
56 Halted 0 ms 0 KB -