Submission #1192235

#	Time	Username	Problem	Language	Result	Execution time	Memory
1192235		lucaskojima	Bali Sculptures (APIO15_sculpture)	C++17	9 / 100	1096 ms	436 KiB

sculpture

// subtask 1
#include "bits/stdc++.h"
#define sz(x) (int)size(x)
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)

using namespace std;
using ll = long long;
using pii = pair<int, int>;

const char nl = '\n';
const int INF = 0x3f3f3f3f;
const ll LINF = 0x3f3f3f3f3f3f3f3f;

int32_t main() {
  ios::sync_with_stdio(0), cin.tie(0);

  int n, a, b; cin >> n >> a >> b;
  vector<int> y(n); for (auto &x : y) cin >> x;

  ll ans = LINF;
  for (int mask = 0; mask < (1 << (n - 1)); mask++) {
    ll or_sum = 0, cur_sum = 0;
    for (int i = 0; i < n; i++) {
      cur_sum += y[i];
      if (mask & (1 << i)) {
        or_sum |= cur_sum;
        cur_sum = 0;
      }
    }
    or_sum |= cur_sum;

    int cnt = __builtin_popcount(mask) + 1;
    if (a <= cnt && cnt <= b)
      ans = min(ans, or_sum);
  }

  cout << ans << nl;
  return 0;
}

• Subtask 1: 9 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 21
• Subtask 4: 0 / 25
• Subtask 5: 0 / 29