Submission #1235463

#	Time	Username	Problem	Language	Result	Execution time	Memory
1235463		chaeryeong	Broken Device (JOI17_broken_device)	C++20	0 / 100	18 ms	1344 KiB

Anna

#include "Annalib.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
void Anna (int N, ll X, int K, int P[]) {
  const int B = 60;
  vector <int> bad(N, 0);
  for (int i = 0; i < K; i++) {
    bad[P[i]] = 1;
  }
  int b = 0;
  vector <int> ret(N, 0);
  for (int i = 0; i < N; i += 2) {
    if (bad[i] || bad[i + 1]) {
      ret[i] = ret[i + 1] = 0;
    } else {
      ret[i] = 1;
      ret[i + 1] = (X >> (b++)) & 1;
    }
  }
  for (int i = 0; i < N; i++) {
    Set(i, ret[i]);
  }
}

Bruno

#include "Brunolib.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll Bruno (int N, int A[]) {
  ll ret = 0;
  int b = 0;
  for (int i = 0; i < N; i += 2) {
    if (A[i] == 0) {
      continue;
    }
    ret += (ll)A[i + 1] * (1ll << (b++));
  }
  return ret;
}

• Subtask 1: 0 / 100