Submission #1219787

#	Time	Username	Problem	Language	Result	Execution time	Memory
1219787		bangan	Digital Circuit (IOI22_circuit)	C++20	2 / 100	6 ms	1052 KiB

circuit

#include "circuit.h"

// #include <vector>
#include <bits/stdc++.h>

int n, m;
std::vector<int> p, a;

void init(int N, int M, std::vector<int> P, std::vector<int> A) {
  assert(N == 1);
  n = N;
  m = M;
  p = P;
  a = A;
}

int count_ways(int L, int R) {
  for (int i = L - n; i <= R - n; i++) {
    a[i] ^= 1;
  }

  int k = 0;
  for (int i = 0; i < m; i++) {
    k += a[i];
  }

  return k;
}

• Subtask 1: 2 / 2
• Subtask 2: 0 / 7
• Subtask 3: 0 / 9
• Subtask 4: 0 / 4
• Subtask 5: 0 / 12
• Subtask 6: 0 / 27
• Subtask 7: 0 / 28
• Subtask 8: 0 / 11