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Submission #777434

# Submission time Handle Problem Language Result Execution time Memory
777434 2023-07-09T08:57:46 Z alexander707070 Digital Circuit (IOI22_circuit) C++17
13 / 100
 3000 ms 23700 KB 
#include<bits/stdc++.h>
#define MAXN 800007
using namespace std;

const long long mod=1000002022;

int n,m,maxdep,pw;
long long st[MAXN],total,diff,zeros,ans,a[MAXN];
vector<int> v[MAXN];

long long power(long long x,int y){
    if(y==0)return 1;
    if(y==1)return x;
    if(y==2)return (x*x)%mod;
    if(y%2==0)return power(power(x,y/2),2);
    return (power(power(x,y/2),2)*x)%mod;
}

void dfs2(int x,int dep){
    if(v[x].empty()){
        st[x]=power(2,n-dep);
        return;
    }

    for(int i=0;i<v[x].size();i++){
        dfs2(v[x][i],dep+1);
    }
}

int tree[MAXN],lazy[MAXN];

void psh(int v,int l,int r){
    if(lazy[v]==0)return;
    int tt=(l+r)/2;

    tree[2*v]=(tt-l+1)-tree[2*v];
    lazy[2*v]^=1; 
    
    tree[2*v+1]=(r-(tt+1)+1)-tree[2*v+1];
    lazy[2*v+1]^=1;

    lazy[v]=0;
}

void update(int v,int l,int r,int ll,int rr){
    if(ll>rr)return;
    if(l==ll and r==rr){
        tree[v]=(r-l+1)-tree[v];
        lazy[v]^=1;
    }else{
        int tt=(l+r)/2;
        psh(v,l,r);

        update(2*v,l,tt,ll,min(tt,rr));
        update(2*v+1,tt+1,r,max(tt+1,ll),rr);

        tree[v]=tree[2*v]+tree[2*v+1];
    }
}

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);
    }    

    dfs2(0,0);

    for(int i=0;i<M;i++){
        a[i]=A[i];
        ans+=a[i]*st[i+N];
        ans%=mod;
    }

    //cout<<ans<<"\n";
}

int count_ways(int L, int R){
    L-=n; R-=n;
    for(int i=L;i<=R;i++){
        ans-=a[i]*st[i+n]; a[i]^=1;
        ans+=a[i]*st[i+n]+mod;
        ans%=mod;
    }

    return ans;
}

/*
int main(){
    init(7, 8, {-1, 0, 0,1,1,2,2,3,3,4,4,5,5,6,6}, {0,0,0,0,0,0,0,0});
    cout<<count_ways(7,14)<<"\n";
}
*/

Compilation message

circuit.cpp: In function 'void dfs2(int, int)':
circuit.cpp:25:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |     for(int i=0;i<v[x].size();i++){
      |                 ~^~~~~~~~~~~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 19024 KB Output is correct
2 Correct 9 ms 19024 KB Output is correct
3 Correct 10 ms 19100 KB Output is correct
4 Correct 10 ms 19092 KB Output is correct
5 Correct 9 ms 19152 KB Output is correct
6 Correct 10 ms 19060 KB Output is correct
7 Correct 10 ms 19092 KB Output is correct
8 Correct 10 ms 19024 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 19024 KB Output is correct
2 Correct 10 ms 19024 KB Output is correct
3 Correct 10 ms 19024 KB Output is correct
4 Correct 9 ms 19024 KB Output is correct
5 Correct 10 ms 19024 KB Output is correct
6 Correct 10 ms 19152 KB Output is correct
7 Correct 12 ms 19152 KB Output is correct
8 Correct 10 ms 19088 KB Output is correct
9 Correct 10 ms 19152 KB Output is correct
10 Correct 12 ms 19152 KB Output is correct
11 Correct 10 ms 19152 KB Output is correct
12 Correct 10 ms 19152 KB Output is correct

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 19024 KB Output is correct
2 Correct 9 ms 19024 KB Output is correct
3 Correct 10 ms 19100 KB Output is correct
4 Correct 10 ms 19092 KB Output is correct
5 Correct 9 ms 19152 KB Output is correct
6 Correct 10 ms 19060 KB Output is correct
7 Correct 10 ms 19092 KB Output is correct
8 Correct 10 ms 19024 KB Output is correct
9 Correct 9 ms 19024 KB Output is correct
10 Correct 10 ms 19024 KB Output is correct
11 Correct 10 ms 19024 KB Output is correct
12 Correct 9 ms 19024 KB Output is correct
13 Correct 10 ms 19024 KB Output is correct
14 Correct 10 ms 19152 KB Output is correct
15 Correct 12 ms 19152 KB Output is correct
16 Correct 10 ms 19088 KB Output is correct
17 Correct 10 ms 19152 KB Output is correct
18 Correct 12 ms 19152 KB Output is correct
19 Correct 10 ms 19152 KB Output is correct
20 Correct 10 ms 19152 KB Output is correct
21 Incorrect 9 ms 19152 KB 1st lines differ - on the 1st token, expected: '759476520', found: '833967706'
22 Halted 0 ms 0 KB -

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 527 ms 21428 KB Output is correct
2 Correct 670 ms 23628 KB Output is correct
3 Correct 727 ms 23700 KB Output is correct
4 Correct 751 ms 23700 KB Output is correct

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 527 ms 21428 KB Output is correct
2 Correct 670 ms 23628 KB Output is correct
3 Correct 727 ms 23700 KB Output is correct
4 Correct 751 ms 23700 KB Output is correct
5 Execution timed out 3024 ms 21328 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 19024 KB Output is correct
2 Correct 10 ms 19024 KB Output is correct
3 Correct 10 ms 19024 KB Output is correct
4 Correct 9 ms 19024 KB Output is correct
5 Correct 10 ms 19024 KB Output is correct
6 Correct 10 ms 19152 KB Output is correct
7 Correct 12 ms 19152 KB Output is correct
8 Correct 10 ms 19088 KB Output is correct
9 Correct 10 ms 19152 KB Output is correct
10 Correct 12 ms 19152 KB Output is correct
11 Correct 10 ms 19152 KB Output is correct
12 Correct 10 ms 19152 KB Output is correct
13 Correct 527 ms 21428 KB Output is correct
14 Correct 670 ms 23628 KB Output is correct
15 Correct 727 ms 23700 KB Output is correct
16 Correct 751 ms 23700 KB Output is correct
17 Execution timed out 3024 ms 21328 KB Time limit exceeded
18 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 19024 KB Output is correct
2 Correct 9 ms 19024 KB Output is correct
3 Correct 10 ms 19100 KB Output is correct
4 Correct 10 ms 19092 KB Output is correct
5 Correct 9 ms 19152 KB Output is correct
6 Correct 10 ms 19060 KB Output is correct
7 Correct 10 ms 19092 KB Output is correct
8 Correct 10 ms 19024 KB Output is correct
9 Correct 9 ms 19024 KB Output is correct
10 Correct 10 ms 19024 KB Output is correct
11 Correct 10 ms 19024 KB Output is correct
12 Correct 9 ms 19024 KB Output is correct
13 Correct 10 ms 19024 KB Output is correct
14 Correct 10 ms 19152 KB Output is correct
15 Correct 12 ms 19152 KB Output is correct
16 Correct 10 ms 19088 KB Output is correct
17 Correct 10 ms 19152 KB Output is correct
18 Correct 12 ms 19152 KB Output is correct
19 Correct 10 ms 19152 KB Output is correct
20 Correct 10 ms 19152 KB Output is correct
21 Incorrect 9 ms 19152 KB 1st lines differ - on the 1st token, expected: '759476520', found: '833967706'
22 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 19024 KB Output is correct
2 Correct 9 ms 19024 KB Output is correct
3 Correct 10 ms 19100 KB Output is correct
4 Correct 10 ms 19092 KB Output is correct
5 Correct 9 ms 19152 KB Output is correct
6 Correct 10 ms 19060 KB Output is correct
7 Correct 10 ms 19092 KB Output is correct
8 Correct 10 ms 19024 KB Output is correct
9 Correct 9 ms 19024 KB Output is correct
10 Correct 10 ms 19024 KB Output is correct
11 Correct 10 ms 19024 KB Output is correct
12 Correct 9 ms 19024 KB Output is correct
13 Correct 10 ms 19024 KB Output is correct
14 Correct 10 ms 19152 KB Output is correct
15 Correct 12 ms 19152 KB Output is correct
16 Correct 10 ms 19088 KB Output is correct
17 Correct 10 ms 19152 KB Output is correct
18 Correct 12 ms 19152 KB Output is correct
19 Correct 10 ms 19152 KB Output is correct
20 Correct 10 ms 19152 KB Output is correct
21 Incorrect 9 ms 19152 KB 1st lines differ - on the 1st token, expected: '759476520', found: '833967706'
22 Halted 0 ms 0 KB -