Submission #463886

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
463886	2021-08-12 01:02:29	Hamed5001	Bali Sculptures (APIO15_sculpture)	C++14	37 / 100	126 ms	16208 KiB

sculpture

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int mxN = 2e3+10;
int dp1[mxN][mxN], dp2[mxN];
int N, A, B;
int Y[mxN];
ll msk, ans;
int fun2(int idx, int grp) {
  if (grp > B)
    return 0;
  if (idx == N)
    return (A <= grp && grp <= B);
  int &ret = dp1[idx][grp];
  if (~ret) return ret;
  ret = 0;
  ll sum = 0;
  for (int i = idx; i < N; ++i) {
    sum += Y[i];
    if (!(sum & msk))
      ret |= fun2(i+1, grp+1);
  }
  return ret;
}
 
 
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