oj.uz

Submission #835461

# Submission time Handle Problem Language Result Execution time Memory
835461 2023-08-23T14:47:38 Z gagik_2007 Digital Circuit (IOI22_circuit) C++17
2 / 100
 9 ms 2128 KB 
#include "circuit.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define ff first
#define ss second

ll ttt;
const ll INF=1e18;
const ll MOD=1e9+2022;
const ll N=2007;
ll n,m,k;
vector<int>g[N];
vector<int>p;
vector<int>a;
ll tot[N];
ll dp[N];

void calc_tot(int v){
    if(!g[v].size()){tot[v]=1;return;}
    tot[v]=g[v].size();
    for(int to:g[v]){
        calc_tot(to);
        tot[v]*=tot[to];
        tot[v]%=MOD;
    }
}

void calc_dp(int v){
    if(!g[v].size()){
        dp[v]=a[v];
        return;
    }
    for(int to:g[v])calc_dp(to);
    vector<int>d;
    ll cur=1;
    for(int to:g[v]){
        d.push_back(cur);
        cur*=tot[to];
        cur%=MOD;
    }
    cur=1;
    ll sum=0;
    // cout<<"DDDDD\n";
    for(int i=g[v].size()-1;i>=0;i--){
        // cout<<g[v][i]<<": "<<d[i]<<" ";
        d[i]*=cur;
        d[i]%=MOD;
        // cout<<d[i]<<" ";
        d[i]*=dp[g[v][i]];
        d[i]%=MOD;
        // cout<<d[i]<<endl;
        sum+=d[i];
        sum%=MOD;
        cur*=tot[g[v][i]];
        cur%=MOD;
    }
    dp[v]=sum;
}

void init(int NN, int MM, vector<int> P, vector<int> A) {
    n=NN;
    m=MM;
    for(int v=1;v<n+m;v++){
        g[P[v]].push_back(v);
        // g[v].push_back(P[v]);
    }
    p=P;
    a.resize(n+m,0);
    for(int i=0;i<m;i++){
        a[i+n]=A[i];
    }
    calc_tot(0);
    // for(int v=0;v<n+m;v++){
    //     cout<<v<<": "<<tot[v]<<endl;
    // }
}

int count_ways(int L, int R) {
    for(int i=L;i<=R;i++){
        a[i]=!a[i];
    }
    calc_dp(0);
    // for(int v=0;v<n+m;v++){
    //     cout<<v<<": "<<dp[v]<<", "<<a[v]<<endl;
    // }
    return dp[0];
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Incorrect 1 ms 336 KB 1st lines differ - on the 1st token, expected: '52130940', found: '-222605210'
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Incorrect 1 ms 336 KB 1st lines differ - on the 1st token, expected: '52130940', found: '-222605210'
11 Halted 0 ms 0 KB -

Subtask #4
0 / 4.0

# Verdict Execution time Memory Grader output
1 Runtime error 9 ms 2128 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Runtime error 9 ms 2128 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Incorrect 1 ms 336 KB 1st lines differ - on the 1st token, expected: '52130940', found: '-222605210'
3 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Incorrect 1 ms 336 KB 1st lines differ - on the 1st token, expected: '52130940', found: '-222605210'
11 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Incorrect 1 ms 336 KB 1st lines differ - on the 1st token, expected: '52130940', found: '-222605210'
11 Halted 0 ms 0 KB -