Submission #1157127

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1157127	2025-02-25 10:06:11	fhvirus	Sequence (BOI14_sequence)	C++20	100 / 100	91 ms	1096 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, bool can9) {
  if (B.empty()) { return need; }
  if (sz(B) == 1) {
    if (B[0] == 1) return 10;
    ll ans = 0;
    rep (d, 1, 10) if (B[0] >> d & 1) {
      ans = ans * 10 + d;
      if (B[0] & 1) {
        B[0] ^= 1;
        ans *= 10;
      }
    }
    return ans;
  }
  ll ans = 102345678900000ll;
  rep (d, 0, 10) {
    if (sz(B) <= 2 and d == 9 and not can9) continue;
    vi nB(sz(B) / 10 + 2);
    rep (i, 0, sz(B)) {
      int j = (d + i) / 10, k = (d + i) % 10;
      nB[j] |= (B[i] & (~(1 << k)));
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 33 / 33
• Subtask 3: 25 / 25
• Subtask 4: 33 / 33