結果
問題 | No.2890 Chiffon |
ユーザー | 👑 potato167 |
提出日時 | 2024-09-13 21:42:34 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 394 ms / 2,000 ms |
コード長 | 3,191 bytes |
コンパイル時間 | 2,252 ms |
コンパイル使用メモリ | 209,156 KB |
実行使用メモリ | 34,380 KB |
最終ジャッジ日時 | 2024-09-26 14:33:23 |
合計ジャッジ時間 | 9,083 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,944 KB |
testcase_06 | AC | 1 ms
6,940 KB |
testcase_07 | AC | 1 ms
6,940 KB |
testcase_08 | AC | 282 ms
28,824 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,940 KB |
testcase_11 | AC | 1 ms
6,944 KB |
testcase_12 | AC | 2 ms
6,944 KB |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 2 ms
6,944 KB |
testcase_15 | AC | 1 ms
6,944 KB |
testcase_16 | AC | 2 ms
6,944 KB |
testcase_17 | AC | 2 ms
6,940 KB |
testcase_18 | AC | 2 ms
6,944 KB |
testcase_19 | AC | 1 ms
6,944 KB |
testcase_20 | AC | 1 ms
6,944 KB |
testcase_21 | AC | 1 ms
6,944 KB |
testcase_22 | AC | 2 ms
6,944 KB |
testcase_23 | AC | 117 ms
34,380 KB |
testcase_24 | AC | 178 ms
18,188 KB |
testcase_25 | AC | 147 ms
14,892 KB |
testcase_26 | AC | 343 ms
26,448 KB |
testcase_27 | AC | 294 ms
27,724 KB |
testcase_28 | AC | 10 ms
6,940 KB |
testcase_29 | AC | 25 ms
6,940 KB |
testcase_30 | AC | 198 ms
16,168 KB |
testcase_31 | AC | 315 ms
29,608 KB |
testcase_32 | AC | 242 ms
26,216 KB |
testcase_33 | AC | 12 ms
6,940 KB |
testcase_34 | AC | 127 ms
32,184 KB |
testcase_35 | AC | 126 ms
32,056 KB |
testcase_36 | AC | 126 ms
32,176 KB |
testcase_37 | AC | 128 ms
32,268 KB |
testcase_38 | AC | 121 ms
32,188 KB |
testcase_39 | AC | 127 ms
32,196 KB |
testcase_40 | AC | 125 ms
32,060 KB |
testcase_41 | AC | 128 ms
32,044 KB |
testcase_42 | AC | 127 ms
32,068 KB |
testcase_43 | AC | 128 ms
32,028 KB |
testcase_44 | AC | 128 ms
32,048 KB |
testcase_45 | AC | 126 ms
32,076 KB |
testcase_46 | AC | 127 ms
32,032 KB |
testcase_47 | AC | 127 ms
32,152 KB |
testcase_48 | AC | 129 ms
32,048 KB |
testcase_49 | AC | 128 ms
32,044 KB |
testcase_50 | AC | 130 ms
32,076 KB |
testcase_51 | AC | 136 ms
32,064 KB |
testcase_52 | AC | 125 ms
32,052 KB |
testcase_53 | AC | 128 ms
32,068 KB |
testcase_54 | AC | 394 ms
30,504 KB |
testcase_55 | AC | 145 ms
31,504 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using std::cout; using std::cin; using std::endl; using ll=long long; using ld=long double; const ll ILL=2167167167167167167; const int INF=2100000000; #define rep(i,a,b) for (int i=(int)(a);i<(int)(b);i++) #define all(p) p.begin(),p.end() template<class T> using _pq = priority_queue<T, vector<T>, greater<T>>; template<class T> ll LB(vector<T> &v,T a){return lower_bound(v.begin(),v.end(),a)-v.begin();} template<class T> ll UB(vector<T> &v,T a){return upper_bound(v.begin(),v.end(),a)-v.begin();} template<class T> bool chmin(T &a,T b){if(a>b){a=b;return 1;}else return 0;} template<class T> bool chmax(T &a,T b){if(a<b){a=b;return 1;}else return 0;} template<class T> void So(vector<T> &v) {sort(v.begin(),v.end());} template<class T> void Sore(vector<T> &v) {sort(v.begin(),v.end(),[](T x,T y){return x>y;});} bool yneos(bool a,bool upp=0){if(a){cout<<(upp?"YES\n":"Yes\n");}else{cout<<(upp?"NO\n":"No\n");}return a;} template<class T> void vec_out(vector<T> &p,int ty=0){ if(ty==2){cout<<'{';for(int i=0;i<(int)p.size();i++){if(i){cout<<",";}cout<<'"'<<p[i]<<'"';}cout<<"}\n";} else{if(ty==1){cout<<p.size()<<"\n";}for(int i=0;i<(int)(p.size());i++){if(i) cout<<" ";cout<<p[i];}cout<<"\n";}} template<class T> T vec_min(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmin(ans,x);return ans;} template<class T> T vec_max(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmax(ans,x);return ans;} template<class T> T vec_sum(vector<T> &a){T ans=T(0);for(auto &x:a) ans+=x;return ans;} int pop_count(long long a){int res=0;while(a){res+=(a&1),a>>=1;}return res;} template<class T> bool inside(T l,T x,T r){return l<=x&&x<r;} void solve(); // CYAN / FREDERIC int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int t = 1; // cin >> t; rep(i, 0, t) solve(); } void solve(){ int N, K; cin >> N >> K; vector<int> A(K); rep(i, 0, K) cin >> A[i]; rep(i, 0, K) A.push_back(A[i] + 2 * N); vector<int> p(N), nx(N); ll L = 0; rep(i, 0, K * 2){ while (L != N && L * 2 < A[i]) nx[L] = A[i + 1] / 2 + 1, p[L++] = A[i] / 2 + 1; } int l = 0, r = N / K + 1; auto mul = [&](vector<int> a, vector<int> b) -> vector<int> { vector<int> c(a.size()); rep(i, 0, a.size()) c[i] = a[b[i]]; return c; }; auto my_pow = [&](vector<int> f, int t) -> vector<int> { vector<int> res(f.size()); rep(i, 0, f.size()) res[i] = i; while (t){ if (t & 1) res = mul(f, res); t /= 2; if (t) f = mul(f, f); } return res; }; while (r - l > 1){ int m = (r + l) / 2; vector<int> q(N * 2 + 1); q[N * 2] = N * 2; rep(i, 0, N){ q[i] = max(i + m, p[i]); if (q[i] >= nx[i]) q[i] = N * 2; q[i + N] = min(N * 2, q[i] + N); } //cout << m << "\n"; //vec_out(q); q = my_pow(q, K); //vec_out(q); rep(i, 0, N) if (q[i] <= i + N) l = m; if (l != m) r = m; } //vec_out(nx); //vec_out(p); //vec_out(A); cout << l * 2 << "\n"; }