Submission #1009686

#	Time	Username	Problem	Language	Result	Execution time	Memory
1009686		aaaaaarroz	Digital Circuit (IOI22_circuit)	C++17	2 / 100	6 ms	1488 KiB

circuit

// O(QM)

#include "circuit.h"

#include <numeric>
#include <vector>

std::vector<int> A;

void init(int, int, std::vector<int>, std::vector<int> _A) {
  A = _A;
}

int count_ways(int L, int R) {
  for (int j = --L; j < R; ++j) {
    A[j] ^= 1;
  }
  return std::accumulate(A.begin(), A.end(), 0);
}

• 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