Submission #1157018

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1157018	2025-02-25 07:33:29	fhvirus	Sequence (BOI14_sequence)	C++20	25 / 100	1096 ms	1608 KiB

sequence

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#include <bits/stdc++.h>
using namespace std;
#define rep(i, a, b) for(int i = a; i < (b); ++i)
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
ll solve(vi B, bool need) {
  if (B.empty()) { return need ? 1 : 0; }
  ll ans = 12345678900000ll;
  rep (d, 0, 10) {
    vi nB(sz(B));
    bool useful = false;
    rep (i, 0, sz(B)) {
      int j = (d + i) / 10, k = (d + i) % 10;
      nB[j] |= (B[i] & (~(1 << k)));
      useful |= ((B[i] & (1 << k)) != 0);
    }
    if (not useful) continue;
    while (not nB.empty() and nB.back() == 0) nB.pop_back();
    ans = min(ans, solve(nB, d == 0) * 10 + d);
  }
  return ans;
}
int main() {
  cin.tie(0)->sync_with_stdio(0);
  cin.exceptions(cin.failbit);
 
 
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• Subtask 1: 0 / 9
• Subtask 2: 0 / 33
• Subtask 3: 25 / 25
• Subtask 4: 0 / 33