oj.uz

Submission #683360

# Submission time Handle Problem Language Result Execution time Memory
683360 2023-01-18T08:54:19 Z sunwukong123 Digital Circuit (IOI22_circuit) C++17
50 / 100
 1350 ms 53552 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 F[MAXN];
int state[MAXN];
int C[MAXN];
int sz[MAXN];
int choices[MAXN];
int n,m;

void pre(int x) {
    int S=V[x].size();
    if(V[x].size() != 0)sz[x] = 1;
    choices[x]=1;
    
    for(auto v:V[x]) {
      pre(v);
      sz[x]+=sz[v];
      choices[x]=choices[x]*choices[v]%MOD;
    }
    if(S)choices[x]*=S;
}
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)%MOD;
      sum = lazy = 0;
    } else {
      pot=C[s];
    }
  }
  void value() {
    if(lazy==0)return;
    sum=(MOD+(pot-sum)%MOD)%MOD;
    if(s==e){
      lazy=0;
      return;
    }
    l->lazy^=lazy;
    r->lazy^=lazy;
    lazy=0;
  }
  void update(int x, int y) {
    db2(x,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;
  }
  int query(int x, int y) {
    value();
    if(s==x&&e==y) return sum;
    if(x>m)return r->query(x,y);
    else if(y<=m) return l->query(x,y);
    else return (l->query(x,m) + r->query(m+1,y))%MOD;
  } 
} *seg;

void init(int32_t n, int32_t m, vector<int32_t> P, vector<int32_t> A) {
    ::n=n;
    ::m=m;
    F[0]=1;
    FOR(i,1,n+m)F[i]=2*F[i-1]%MOD;
    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);
    dba(choices,0,n);
    seg=new node(0,m);
    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;
    db2(L,R);
    seg->update(L,R);
    return seg->sum;
}

Subtask #1
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 Incorrect 3 ms 5200 KB 1st lines differ - on the 1st token, expected: '509', found: '3102'
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 5072 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 5200 KB Output is correct
7 Correct 3 ms 5200 KB Output is correct
8 Correct 3 ms 5200 KB Output is correct
9 Correct 3 ms 5200 KB Output is correct
10 Correct 4 ms 5500 KB Output is correct
11 Correct 4 ms 5456 KB Output is correct
12 Correct 5 ms 5200 KB Output is correct

Subtask #3
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 Incorrect 3 ms 5200 KB 1st lines differ - on the 1st token, expected: '509', found: '3102'
4 Halted 0 ms 0 KB -

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 415 ms 13736 KB Output is correct
2 Correct 1010 ms 22392 KB Output is correct
3 Correct 935 ms 22552 KB Output is correct
4 Correct 702 ms 22412 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 415 ms 13736 KB Output is correct
2 Correct 1010 ms 22392 KB Output is correct
3 Correct 935 ms 22552 KB Output is correct
4 Correct 702 ms 22412 KB Output is correct
5 Correct 780 ms 13644 KB Output is correct
6 Correct 901 ms 22416 KB Output is correct
7 Correct 1012 ms 22480 KB Output is correct
8 Correct 880 ms 22552 KB Output is correct
9 Correct 510 ms 5584 KB Output is correct
10 Correct 877 ms 6096 KB Output is correct
11 Correct 883 ms 6096 KB Output is correct
12 Correct 931 ms 6096 KB Output is correct

Subtask #6
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 5072 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 5200 KB Output is correct
7 Correct 3 ms 5200 KB Output is correct
8 Correct 3 ms 5200 KB Output is correct
9 Correct 3 ms 5200 KB Output is correct
10 Correct 4 ms 5500 KB Output is correct
11 Correct 4 ms 5456 KB Output is correct
12 Correct 5 ms 5200 KB Output is correct
13 Correct 415 ms 13736 KB Output is correct
14 Correct 1010 ms 22392 KB Output is correct
15 Correct 935 ms 22552 KB Output is correct
16 Correct 702 ms 22412 KB Output is correct
17 Correct 780 ms 13644 KB Output is correct
18 Correct 901 ms 22416 KB Output is correct
19 Correct 1012 ms 22480 KB Output is correct
20 Correct 880 ms 22552 KB Output is correct
21 Correct 510 ms 5584 KB Output is correct
22 Correct 877 ms 6096 KB Output is correct
23 Correct 883 ms 6096 KB Output is correct
24 Correct 931 ms 6096 KB Output is correct
25 Correct 1235 ms 31148 KB Output is correct
26 Correct 957 ms 31600 KB Output is correct
27 Correct 1350 ms 31516 KB Output is correct
28 Correct 939 ms 31576 KB Output is correct
29 Correct 1215 ms 53540 KB Output is correct
30 Correct 966 ms 53552 KB Output is correct

Subtask #7
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 Incorrect 3 ms 5200 KB 1st lines differ - on the 1st token, expected: '509', found: '3102'
4 Halted 0 ms 0 KB -

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 Incorrect 3 ms 5200 KB 1st lines differ - on the 1st token, expected: '509', found: '3102'
4 Halted 0 ms 0 KB -