Submission #748843

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
748843	2023-05-27 05:16:48	QwertyPi	Digital Circuit (IOI22_circuit)	C++17	100 / 100	1104 ms	28628 KiB

circuit

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#include "circuit.h"
#include <bits/stdc++.h>
#define int long long
using namespace std;
const int N_MAX = 2e5 + 11;
const int MOD = 1000002022;
vector<int> G[N_MAX];
int f[N_MAX], g[N_MAX];
void dfsU(int v){
  f[v] = G[v].empty() ? 1 : G[v].size();
  for(auto u : G[v]){
    dfsU(u);
    f[v] = (f[v] * f[u]) % MOD;
  }
}
int a[N_MAX << 2];
void upd(int pos, int val, int v, int l, int r){
  if(l == r) a[v] = val;
  else {
    int m = (l + r) / 2;
    if(pos <= m){
      upd(pos, val, v * 2 + 1, l, m);
    }else{
      upd(pos, val, v * 2 + 2, m + 1, r);
    }
    a[v] = a[v * 2 + 1] * a[v * 2 + 2] % MOD;
  }
 
 
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