Submission #834707

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
834707	2023-08-22 17:31:47	IBory	Digital Circuit (IOI22_circuit)	C++17	100 / 100	961 ms	34952 KiB

circuit

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#include "circuit.h"
#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
const ll SZ = 1 << 18, MOD = 1'000'002'022;
vector<int> G[SZ];
ll N, M, S[SZ], A[SZ], ans;
ll DFS(int cur) {
  ll& ret = S[cur] = G[cur].size();
  if (G[cur].empty()) ret = 1;
  for (int next : G[cur]) {
    ll c = DFS(next);
    ret = ret * c % MOD;
  }
  return ret;
}
void DFS2(int cur, ll n) {
  if (G[cur].empty()) {
    A[cur] = n;
    return;
  }
  vector<ll> D;
  for (int next : G[cur]) D.push_back(S[next]);
  for (int i = (int)D.size() - 2; i >= 0; --i) D[i] = D[i] * D[i + 1] % MOD;
  ll pref = 1;
  for (int i = 0; i < G[cur].size(); ++i) {
    ll t = n * pref % MOD;
 
 
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Compilation message (stderr)

circuit.cpp: In function 'void DFS2(int, ll)':
circuit.cpp:29:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |  for (int i = 0; i < G[cur].size(); ++i) {
      |                  ~~^~~~~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 7 / 7
• Subtask 3: 9 / 9
• Subtask 4: 4 / 4
• Subtask 5: 12 / 12
• Subtask 6: 27 / 27
• Subtask 7: 28 / 28
• Subtask 8: 11 / 11