Submission #1138912

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1138912	2025-01-23 16:35:50	monkey133	List of Unique Integers (FXCUP4_unique)	C++20	0 / 100	0 ms	324 KiB

unique

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#include <vector>
using namespace std;
int UniqueCount(int L, int R);
std::vector<int> PickUnique(int N)
{
  int n = N;
  vector<int> ans(n);
  vector<int> pref(n + 5, 0), suff(n + 5, 0);
  pref[0] = suff[n + 1] = 0, pref[1] = suff[n] = 1;
  for (int i=1; i<n; ++i) pref[i+1] = UniqueCount(0, i);
  for (int i=0; i<n-1; ++i) suff[i+1] = UniqueCount(i, n-1);
  for (int i=1; i<=n; ++i) ans[i-1] = int(pref[i] >= pref[i-1] && suff[i] > suff[i+1]);
  return ans;
}
 
 
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• Subtask 1: 0 / 100