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Submission #932577

# Submission time Handle Problem Language Result Execution time Memory
932577 2024-02-23T18:10:03 Z velislavgarkov Digital Circuit (IOI22_circuit) C++17
46 / 100
 630 ms 33868 KB 
#include "circuit.h"
#include <iostream>
#include <vector>
using namespace std;
const int MAXN=1e5+10;
const long long mod=1e9+2022;
vector <int> v[MAXN];
vector <long long> pref[MAXN], suf[MAXN];
long long mult[MAXN];
long long tree[4*MAXN][2], val[MAXN];
int lazy[4*MAXN];
int start[MAXN];
int n, m;
void precomp(int x) {
    if (v[x].empty()) {
        mult[x]=1;
        return;
    }
    pref[x].resize(v[x].size());
    suf[x].resize(v[x].size());
    mult[x]=v[x].size();
    for (int i=0;i<v[x].size();i++) {
        precomp(v[x][i]);
        if (i==0) pref[x][i]=mult[v[x][i]];
        else pref[x][i]=(pref[x][i-1]*mult[v[x][i]])%mod;
        mult[x]=(mult[x]*mult[v[x][i]])%mod;
    }
    for (int i=v[x].size()-1;i>=0;i--) {
        if (i==v[x].size()-1) suf[x][i]=mult[v[x][i]];
        else suf[x][i]=(suf[x][i+1]*mult[v[x][i]])%mod;
    }
}
void dfs(int x, long long ways) {
    if (x>=n) {
        val[x-n]=ways;
        //cout << x << ' ' << ways << endl;
        return;
    }
    long long s;
    for (int i=0;i<v[x].size();i++) {
        s=1;
        if (i>0) s*=pref[x][i-1];
        if (i<v[x].size()-1) s*=suf[x][i+1];
        s%=mod;
        dfs(v[x][i],(ways*s)%mod);
    }
}
void build_tree(int node, int l, int r) {
    if (l==r) {
        tree[node][0]=tree[node][1]=0;
        tree[node][start[l]]=val[l];
        return;
    }
    int mid=(l+r)/2;
    build_tree(node*2,l,mid);
    build_tree(node*2+1,mid+1,r);
    tree[node][0]=(tree[node*2][0]+tree[node*2+1][0])%mod;
    tree[node][1]=(tree[node*2][1]+tree[node*2+1][1])%mod;
}
void push_lazy(int node, int l, int r) {
    if (l!=r && lazy[node]%2==1) {
        lazy[node*2]++;
        lazy[node*2+1]++;
        swap(tree[node*2][0],tree[node*2][1]);
        swap(tree[node*2+1][0],tree[node*2+1][1]);
    }
    lazy[node]=0;
}
void update(int node, int l, int r, int ql, int qr) {
    if (ql>r || qr<l) return;
    push_lazy(node,l,r);
    if (l>=ql && r<=qr) {
        swap(tree[node][0],tree[node][1]);
        lazy[node]++;
        return;
    }
    int mid=(l+r)/2;
    update(node*2,l,mid,ql,qr);
    update(node*2+1,mid+1,r,ql,qr);
    tree[node][0]=(tree[node*2][0]+tree[node*2+1][0])%mod;
    tree[node][1]=(tree[node*2][1]+tree[node*2+1][1])%mod;
}
void init(int N, int M, vector <int> p, vector <int> a) {
    n=N;
    m=M;
    for (int i=1;i<n+m;i++) v[p[i]].push_back(i);
    for (int i=0;i<m;i++) start[i]=a[i];
    precomp(0);
    dfs(0,1);
    build_tree(1,0,m-1);
}
int count_ways(int l, int r) {
    l-=n; r-=n;
    update(1,0,m-1,l,r);
    return tree[1][1];
}

Compilation message

circuit.cpp: In function 'void precomp(int)':
circuit.cpp:22:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |     for (int i=0;i<v[x].size();i++) {
      |                  ~^~~~~~~~~~~~
circuit.cpp:29:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |         if (i==v[x].size()-1) suf[x][i]=mult[v[x][i]];
      |             ~^~~~~~~~~~~~~~~
circuit.cpp: In function 'void dfs(int, long long int)':
circuit.cpp:40:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |     for (int i=0;i<v[x].size();i++) {
      |                  ~^~~~~~~~~~~~
circuit.cpp:43:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |         if (i<v[x].size()-1) s*=suf[x][i+1];
      |             ~^~~~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12888 KB Output is correct
2 Correct 2 ms 12888 KB Output is correct
3 Correct 3 ms 12888 KB Output is correct
4 Correct 2 ms 13028 KB Output is correct
5 Correct 3 ms 12888 KB Output is correct
6 Correct 2 ms 12888 KB Output is correct
7 Correct 2 ms 12888 KB Output is correct
8 Correct 3 ms 12888 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 12888 KB Output is correct
2 Correct 2 ms 12888 KB Output is correct
3 Correct 2 ms 12888 KB Output is correct
4 Correct 2 ms 12884 KB Output is correct
5 Correct 2 ms 12888 KB Output is correct
6 Correct 3 ms 12888 KB Output is correct
7 Correct 3 ms 12888 KB Output is correct
8 Correct 3 ms 12888 KB Output is correct
9 Correct 3 ms 12888 KB Output is correct
10 Correct 3 ms 13140 KB Output is correct
11 Correct 3 ms 13144 KB Output is correct
12 Correct 2 ms 12888 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12888 KB Output is correct
2 Correct 2 ms 12888 KB Output is correct
3 Correct 3 ms 12888 KB Output is correct
4 Correct 2 ms 13028 KB Output is correct
5 Correct 3 ms 12888 KB Output is correct
6 Correct 2 ms 12888 KB Output is correct
7 Correct 2 ms 12888 KB Output is correct
8 Correct 3 ms 12888 KB Output is correct
9 Correct 3 ms 12888 KB Output is correct
10 Correct 2 ms 12888 KB Output is correct
11 Correct 2 ms 12888 KB Output is correct
12 Correct 2 ms 12884 KB Output is correct
13 Correct 2 ms 12888 KB Output is correct
14 Correct 3 ms 12888 KB Output is correct
15 Correct 3 ms 12888 KB Output is correct
16 Correct 3 ms 12888 KB Output is correct
17 Correct 3 ms 12888 KB Output is correct
18 Correct 3 ms 13140 KB Output is correct
19 Correct 3 ms 13144 KB Output is correct
20 Correct 2 ms 12888 KB Output is correct
21 Correct 3 ms 12888 KB Output is correct
22 Correct 4 ms 12888 KB Output is correct
23 Correct 3 ms 12888 KB Output is correct
24 Correct 3 ms 12888 KB Output is correct
25 Correct 3 ms 12888 KB Output is correct
26 Correct 3 ms 12888 KB Output is correct
27 Correct 3 ms 12888 KB Output is correct
28 Correct 3 ms 12888 KB Output is correct
29 Correct 2 ms 12888 KB Output is correct
30 Correct 2 ms 12888 KB Output is correct
31 Correct 2 ms 12996 KB Output is correct
32 Correct 2 ms 12888 KB Output is correct
33 Correct 3 ms 12888 KB Output is correct
34 Correct 2 ms 12888 KB Output is correct
35 Correct 2 ms 12888 KB Output is correct
36 Correct 3 ms 13144 KB Output is correct
37 Correct 3 ms 12976 KB Output is correct
38 Correct 3 ms 12988 KB Output is correct
39 Correct 3 ms 12888 KB Output is correct
40 Correct 3 ms 12888 KB Output is correct
41 Correct 3 ms 12888 KB Output is correct
42 Correct 2 ms 12888 KB Output is correct

Subtask #4
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 443 ms 16728 KB Output is correct
2 Runtime error 43 ms 33868 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 443 ms 16728 KB Output is correct
2 Runtime error 43 ms 33868 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 12888 KB Output is correct
2 Correct 2 ms 12888 KB Output is correct
3 Correct 2 ms 12888 KB Output is correct
4 Correct 2 ms 12884 KB Output is correct
5 Correct 2 ms 12888 KB Output is correct
6 Correct 3 ms 12888 KB Output is correct
7 Correct 3 ms 12888 KB Output is correct
8 Correct 3 ms 12888 KB Output is correct
9 Correct 3 ms 12888 KB Output is correct
10 Correct 3 ms 13140 KB Output is correct
11 Correct 3 ms 13144 KB Output is correct
12 Correct 2 ms 12888 KB Output is correct
13 Correct 443 ms 16728 KB Output is correct
14 Runtime error 43 ms 33868 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -

Subtask #7
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12888 KB Output is correct
2 Correct 2 ms 12888 KB Output is correct
3 Correct 3 ms 12888 KB Output is correct
4 Correct 2 ms 13028 KB Output is correct
5 Correct 3 ms 12888 KB Output is correct
6 Correct 2 ms 12888 KB Output is correct
7 Correct 2 ms 12888 KB Output is correct
8 Correct 3 ms 12888 KB Output is correct
9 Correct 3 ms 12888 KB Output is correct
10 Correct 2 ms 12888 KB Output is correct
11 Correct 2 ms 12888 KB Output is correct
12 Correct 2 ms 12884 KB Output is correct
13 Correct 2 ms 12888 KB Output is correct
14 Correct 3 ms 12888 KB Output is correct
15 Correct 3 ms 12888 KB Output is correct
16 Correct 3 ms 12888 KB Output is correct
17 Correct 3 ms 12888 KB Output is correct
18 Correct 3 ms 13140 KB Output is correct
19 Correct 3 ms 13144 KB Output is correct
20 Correct 2 ms 12888 KB Output is correct
21 Correct 3 ms 12888 KB Output is correct
22 Correct 4 ms 12888 KB Output is correct
23 Correct 3 ms 12888 KB Output is correct
24 Correct 3 ms 12888 KB Output is correct
25 Correct 3 ms 12888 KB Output is correct
26 Correct 3 ms 12888 KB Output is correct
27 Correct 3 ms 12888 KB Output is correct
28 Correct 3 ms 12888 KB Output is correct
29 Correct 2 ms 12888 KB Output is correct
30 Correct 2 ms 12888 KB Output is correct
31 Correct 2 ms 12996 KB Output is correct
32 Correct 2 ms 12888 KB Output is correct
33 Correct 3 ms 12888 KB Output is correct
34 Correct 2 ms 12888 KB Output is correct
35 Correct 2 ms 12888 KB Output is correct
36 Correct 3 ms 13144 KB Output is correct
37 Correct 3 ms 12976 KB Output is correct
38 Correct 3 ms 12988 KB Output is correct
39 Correct 3 ms 12888 KB Output is correct
40 Correct 3 ms 12888 KB Output is correct
41 Correct 3 ms 12888 KB Output is correct
42 Correct 2 ms 12888 KB Output is correct
43 Correct 380 ms 13144 KB Output is correct
44 Correct 580 ms 13400 KB Output is correct
45 Correct 519 ms 13144 KB Output is correct
46 Correct 507 ms 13400 KB Output is correct
47 Correct 630 ms 13400 KB Output is correct
48 Correct 522 ms 13400 KB Output is correct
49 Correct 568 ms 13652 KB Output is correct
50 Correct 549 ms 13400 KB Output is correct
51 Correct 509 ms 13192 KB Output is correct
52 Correct 537 ms 13196 KB Output is correct
53 Correct 521 ms 13852 KB Output is correct
54 Correct 607 ms 13400 KB Output is correct
55 Correct 592 ms 13144 KB Output is correct
56 Correct 561 ms 13144 KB Output is correct
57 Correct 583 ms 13144 KB Output is correct
58 Correct 559 ms 13912 KB Output is correct
59 Correct 557 ms 13912 KB Output is correct
60 Correct 543 ms 13912 KB Output is correct
61 Correct 604 ms 13400 KB Output is correct
62 Correct 576 ms 13144 KB Output is correct
63 Correct 589 ms 13144 KB Output is correct
64 Correct 595 ms 13144 KB Output is correct
65 Correct 261 ms 13144 KB Output is correct
66 Correct 577 ms 13400 KB Output is correct
67 Correct 619 ms 13400 KB Output is correct
68 Correct 524 ms 13400 KB Output is correct

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 12888 KB Output is correct
2 Correct 2 ms 12888 KB Output is correct
3 Correct 3 ms 12888 KB Output is correct
4 Correct 2 ms 13028 KB Output is correct
5 Correct 3 ms 12888 KB Output is correct
6 Correct 2 ms 12888 KB Output is correct
7 Correct 2 ms 12888 KB Output is correct
8 Correct 3 ms 12888 KB Output is correct
9 Correct 3 ms 12888 KB Output is correct
10 Correct 2 ms 12888 KB Output is correct
11 Correct 2 ms 12888 KB Output is correct
12 Correct 2 ms 12884 KB Output is correct
13 Correct 2 ms 12888 KB Output is correct
14 Correct 3 ms 12888 KB Output is correct
15 Correct 3 ms 12888 KB Output is correct
16 Correct 3 ms 12888 KB Output is correct
17 Correct 3 ms 12888 KB Output is correct
18 Correct 3 ms 13140 KB Output is correct
19 Correct 3 ms 13144 KB Output is correct
20 Correct 2 ms 12888 KB Output is correct
21 Correct 3 ms 12888 KB Output is correct
22 Correct 4 ms 12888 KB Output is correct
23 Correct 3 ms 12888 KB Output is correct
24 Correct 3 ms 12888 KB Output is correct
25 Correct 3 ms 12888 KB Output is correct
26 Correct 3 ms 12888 KB Output is correct
27 Correct 3 ms 12888 KB Output is correct
28 Correct 3 ms 12888 KB Output is correct
29 Correct 2 ms 12888 KB Output is correct
30 Correct 2 ms 12888 KB Output is correct
31 Correct 2 ms 12996 KB Output is correct
32 Correct 2 ms 12888 KB Output is correct
33 Correct 3 ms 12888 KB Output is correct
34 Correct 2 ms 12888 KB Output is correct
35 Correct 2 ms 12888 KB Output is correct
36 Correct 3 ms 13144 KB Output is correct
37 Correct 3 ms 12976 KB Output is correct
38 Correct 3 ms 12988 KB Output is correct
39 Correct 3 ms 12888 KB Output is correct
40 Correct 3 ms 12888 KB Output is correct
41 Correct 3 ms 12888 KB Output is correct
42 Correct 2 ms 12888 KB Output is correct
43 Correct 443 ms 16728 KB Output is correct
44 Runtime error 43 ms 33868 KB Execution killed with signal 6
45 Halted 0 ms 0 KB -