oj.uz

Submission #683392

# Submission time Handle Problem Language Result Execution time Memory
683392 2023-01-18T10:15:36 Z sunwukong123 Digital Circuit (IOI22_circuit) C++17
50 / 100
 1185 ms 51104 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,m;

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)%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) {
   
    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;
   
    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);
    dba(C,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);
    return seg->query(0,m-1);
}

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 4 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 5 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 5456 KB Output is correct
11 Correct 3 ms 5432 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 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 575 ms 13052 KB Output is correct
2 Correct 799 ms 20864 KB Output is correct
3 Correct 924 ms 20876 KB Output is correct
4 Correct 836 ms 20856 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 575 ms 13052 KB Output is correct
2 Correct 799 ms 20864 KB Output is correct
3 Correct 924 ms 20876 KB Output is correct
4 Correct 836 ms 20856 KB Output is correct
5 Correct 822 ms 12948 KB Output is correct
6 Correct 1054 ms 20860 KB Output is correct
7 Correct 1107 ms 20872 KB Output is correct
8 Correct 1094 ms 20864 KB Output is correct
9 Correct 446 ms 5456 KB Output is correct
10 Correct 783 ms 5968 KB Output is correct
11 Correct 1065 ms 5968 KB Output is correct
12 Correct 872 ms 5968 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 4 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 5 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 5456 KB Output is correct
11 Correct 3 ms 5432 KB Output is correct
12 Correct 3 ms 5200 KB Output is correct
13 Correct 575 ms 13052 KB Output is correct
14 Correct 799 ms 20864 KB Output is correct
15 Correct 924 ms 20876 KB Output is correct
16 Correct 836 ms 20856 KB Output is correct
17 Correct 822 ms 12948 KB Output is correct
18 Correct 1054 ms 20860 KB Output is correct
19 Correct 1107 ms 20872 KB Output is correct
20 Correct 1094 ms 20864 KB Output is correct
21 Correct 446 ms 5456 KB Output is correct
22 Correct 783 ms 5968 KB Output is correct
23 Correct 1065 ms 5968 KB Output is correct
24 Correct 872 ms 5968 KB Output is correct
25 Correct 998 ms 28820 KB Output is correct
26 Correct 1154 ms 29208 KB Output is correct
27 Correct 1185 ms 29180 KB Output is correct
28 Correct 886 ms 29344 KB Output is correct
29 Correct 1049 ms 51104 KB Output is correct
30 Correct 983 ms 51064 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 -