oj.uz

Submission #683411

# Submission time Handle Problem Language Result Execution time Memory
683411 2023-01-18T10:40:06 Z sunwukong123 Digital Circuit (IOI22_circuit) C++17
11 / 100
 1100 ms 20888 KB 
#include "circuit.h"
#include <bits/stdc++.h>
using namespace std;
#define int long long 
#define FOR(i,s,e) for(int i = s; i <= (int)e; ++i)
#define DEC(i,s,e) for(int i = s; i >= (int)e; --i)
#define IAMSPEED ios_base::sync_with_stdio(false); cin.tie(0);
#ifdef LOCAL
#define db(x) cerr << #x << "=" << x << "\n"
#define db2(x, y) cerr << #x << "=" << x << " , " << #y << "=" << y << "\n"
#define db3(a,b,c) cerr<<#a<<"="<<a<<","<<#b<<"="<<b<<","<<#c<<"="<<c<<"\n"
#define dbv(v) cerr << #v << ":"; for (auto ite : v) cerr << ite << ' '; cerr <<"\n"
#define dbvp(v) cerr << #v << ":"; for (auto ite : v) cerr << "{"  << ite.f << ',' << ite.s << "} "; cerr << "\n"
#define dba(a,ss,ee) cerr << #a << ":"; FOR(ite,ss,ee) cerr << a[ite] << ' '; cerr << "\n"
#define reach cerr << "LINE: " << __LINE__ << "\n";
#else
#define reach 
#define db(x)
#define db2(x,y)
#define db3(a,b,c)
#define dbv(v)
#define dbvp(v)
#define dba(a,ss,ee)
#endif
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define pb push_back
#define eb emplace_back
#define all(x) (x).begin(), (x).end()
#define f first 
#define s second
#define g0(x) get<0>(x)
#define g1(x) get<1>(x)
#define g2(x) get<2>(x)
#define g3(x) get<3>(x)
typedef pair <int, int> pi;
typedef tuple<int,int,int> ti3;
typedef tuple<int,int,int,int> ti4;
int rand(int a, int b) { return a + rng() % (b-a+1); }
const int MOD =  1'000'002'022;
const int inf = (int)1e9 + 500;
const long long oo = (long long)1e18 + 500;
template <typename T> bool chmax(T& a, const T b) { return a<b ? a = b, 1 : 0; }
template <typename T> bool chmin(T& a, const T b) { return a>b ? a = b, 1 : 0; }
const int MAXN = 200005;
vector<int> V[MAXN];
int state[MAXN];
int C[MAXN];
int choices[MAXN];
int n,k;

void pre(int x) {
    int S=V[x].size();
    choices[x]=max(1ll,S);
    
    for(auto v:V[x]) {
      pre(v);
      choices[x]=choices[x]*choices[v]%MOD;
    }
}
void dfs(int x, int mult) {
  int S=V[x].size();
  if(S == 0) {
    C[x-n]=mult;
    return;
  }
  int pre[S+3]; 
  int suf[S+3];
  memset(pre, 0, sizeof pre);
  memset(suf, 0, sizeof suf);
  pre[0]=1;
  suf[S+1]=1;
  FOR(i,1,S) {
    int node = V[x][i-1];
    pre[i] = (pre[i-1] * choices[node]) % MOD;

  }
  DEC(i,S,1) {
    int node = V[x][i-1];
    suf[i] = (suf[i+1] * choices[node]) % MOD;
  }

  FOR(i,1,S) {
    int node = V[x][i-1];
    int mul = pre[i-1] * suf[i+1] % MOD;
    dfs(node, mult * mul % MOD);
  }

}

struct node {
  int s,e,m,pot,lazy,sum;
  node *l, *r;
  node (int _s, int _e) {
    s=_s;e=_e;m=(s+e)/2;
    if(s!=e){
      l=new node(s,m);
      r=new node(m+1,e);
      pot=l->pot + r->pot;
      sum = lazy = 0;
    } else {
      pot=C[s];
    }
  }
  void value() {
    if(lazy==0)return;
    sum=pot-sum;
    assert(sum<=pot);
    if(s==e){
      lazy=0;
      value();
      return;
    }
    l->lazy^=lazy;
    r->lazy^=lazy;
    lazy=0;
  }
  void update(int x, int y) {
   
    value();
    if(s==x&&e==y) {
      lazy=1;
      return;
    }
    if(x>m)r->update(x,y);
    else if(y<=m)l->update(x,y);
    else l->update(x,m), r->update(m+1,y);
    l->value(); r->value();
    sum = (l->sum + r->sum)%MOD;
    //assert(sum<=pot);
  }
} *seg;

void init(int32_t n, int32_t m, vector<int32_t> P, vector<int32_t> A) {
    ::n=n;
    ::k=m;
   
    FOR(i,1,n+m-1) {
      V[P[i]].pb(i);
    }
    FOR(i,0,m-1) {
      state[i]=A[i];
    }
    pre(0);
    dfs(0,1);
    seg=new node(0,m-1);
    FOR(i,0,m-1) {
      if(state[i])seg->update(i,i);
    }
}

int32_t count_ways(int32_t L, int32_t R) {
    L-=n;R-=n;
    seg->update(L,R);
    seg->value();
    return seg->sum;
}

Subtask #1
0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4944 KB Output is correct
2 Correct 2 ms 4944 KB Output is correct
3 Runtime error 7 ms 10320 KB Execution killed with signal 6
4 Halted 0 ms 0 KB -

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 5032 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 5072 KB Output is correct
7 Correct 4 ms 5200 KB Output is correct
8 Correct 4 ms 5200 KB Output is correct
9 Correct 4 ms 5200 KB Output is correct
10 Correct 4 ms 5456 KB Output is correct
11 Correct 4 ms 5456 KB Output is correct
12 Correct 3 ms 5200 KB Output is correct

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4944 KB Output is correct
2 Correct 2 ms 4944 KB Output is correct
3 Runtime error 7 ms 10320 KB Execution killed with signal 6
4 Halted 0 ms 0 KB -

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 638 ms 12892 KB Output is correct
2 Correct 1039 ms 20808 KB Output is correct
3 Correct 1022 ms 20876 KB Output is correct
4 Correct 854 ms 20860 KB Output is correct

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 638 ms 12892 KB Output is correct
2 Correct 1039 ms 20808 KB Output is correct
3 Correct 1022 ms 20876 KB Output is correct
4 Correct 854 ms 20860 KB Output is correct
5 Correct 825 ms 12876 KB Output is correct
6 Correct 1100 ms 20808 KB Output is correct
7 Correct 1087 ms 20888 KB Output is correct
8 Incorrect 897 ms 20860 KB 27th lines differ - on the 1st token, expected: '46946168', found: '2091345470'
9 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 5032 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 5072 KB Output is correct
7 Correct 4 ms 5200 KB Output is correct
8 Correct 4 ms 5200 KB Output is correct
9 Correct 4 ms 5200 KB Output is correct
10 Correct 4 ms 5456 KB Output is correct
11 Correct 4 ms 5456 KB Output is correct
12 Correct 3 ms 5200 KB Output is correct
13 Correct 638 ms 12892 KB Output is correct
14 Correct 1039 ms 20808 KB Output is correct
15 Correct 1022 ms 20876 KB Output is correct
16 Correct 854 ms 20860 KB Output is correct
17 Correct 825 ms 12876 KB Output is correct
18 Correct 1100 ms 20808 KB Output is correct
19 Correct 1087 ms 20888 KB Output is correct
20 Incorrect 897 ms 20860 KB 27th lines differ - on the 1st token, expected: '46946168', found: '2091345470'
21 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4944 KB Output is correct
2 Correct 2 ms 4944 KB Output is correct
3 Runtime error 7 ms 10320 KB Execution killed with signal 6
4 Halted 0 ms 0 KB -

Subtask #8
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4944 KB Output is correct
2 Correct 2 ms 4944 KB Output is correct
3 Runtime error 7 ms 10320 KB Execution killed with signal 6
4 Halted 0 ms 0 KB -