Submission #1192255

#	Time	Username	Problem	Language	Result	Execution time	Memory
1192255		julia_08	Bali Sculptures (APIO15_sculpture)	C++20	50 / 100	82 ms	328 KiB

sculpture

#include <bits/stdc++.h>
using namespace std;

using ll = long long;

const int MAXN = 2e3 + 10;

ll y[MAXN], dp[MAXN];

ll s[MAXN];

int main(){
  cin.tie(0)->sync_with_stdio(0);

  int n, a, b; cin >> n >> a >> b;

  for(int i=1; i<=n; i++){
    cin >> y[i];
    s[i] = s[i - 1] + y[i];
  }

  ll ans = 0, bits = 0;

  for(int bit=45; bit>=0; bit--){

    bits += (1LL << bit);

    for(int i=1; i<=n; i++) dp[i] = 1e9;

    for(int i=1; i<=n; i++){
      for(int j=0; j<i; j++){

        ll sum = s[i] - s[j];
        if((sum & bits) != 0) continue;

        dp[i] = min(dp[i], dp[j] + 1);

      }
    }

    bits -= (1LL << bit);

    if(dp[n] <= b){
      bits += (1LL << bit);

    } else ans += (1LL << bit);

  }

  cout << ans << "\n";

  return 0;
}

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