結果
問題 | No.2217 Suffix+ |
ユーザー | hamath |
提出日時 | 2023-02-17 21:37:41 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 128 ms / 2,000 ms |
コード長 | 5,087 bytes |
コンパイル時間 | 2,232 ms |
コンパイル使用メモリ | 217,008 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-19 12:43:23 |
合計ジャッジ時間 | 5,282 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 1 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 1 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 1 ms
5,376 KB |
testcase_13 | AC | 1 ms
5,376 KB |
testcase_14 | AC | 31 ms
5,376 KB |
testcase_15 | AC | 31 ms
5,376 KB |
testcase_16 | AC | 62 ms
5,376 KB |
testcase_17 | AC | 48 ms
5,376 KB |
testcase_18 | AC | 37 ms
5,376 KB |
testcase_19 | AC | 104 ms
5,376 KB |
testcase_20 | AC | 91 ms
5,376 KB |
testcase_21 | AC | 13 ms
5,376 KB |
testcase_22 | AC | 100 ms
5,376 KB |
testcase_23 | AC | 77 ms
5,376 KB |
testcase_24 | AC | 121 ms
5,376 KB |
testcase_25 | AC | 118 ms
5,376 KB |
testcase_26 | AC | 120 ms
5,376 KB |
testcase_27 | AC | 122 ms
5,376 KB |
testcase_28 | AC | 120 ms
5,376 KB |
testcase_29 | AC | 98 ms
5,376 KB |
testcase_30 | AC | 96 ms
5,376 KB |
testcase_31 | AC | 99 ms
5,376 KB |
testcase_32 | AC | 96 ms
5,376 KB |
testcase_33 | AC | 98 ms
5,376 KB |
testcase_34 | AC | 110 ms
5,376 KB |
testcase_35 | AC | 1 ms
5,376 KB |
testcase_36 | AC | 128 ms
5,376 KB |
ソースコード
#ifdef LOCAL //#define _GLIBCXX_DEBUG #else #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") //#pragma GCC target("avx512f,avx512dq,avx512cd,avx512bw,avx512vl") #endif #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef long double ld; typedef pair<ll, ll> P; typedef pair<int, int> Pi; typedef vector<ll> Vec; typedef vector<int> Vi; typedef vector<string> Vs; typedef vector<char> Vc; typedef vector<P> VP; typedef vector<VP> VVP; typedef vector<Vec> VV; typedef vector<Vi> VVi; typedef vector<Vc> VVc; typedef vector<VV> VVV; typedef vector<VVV> VVVV; #define MAKEVV(variable, a, ...) VV variable(a, Vec(__VA_ARGS__)) #define MAKEVVc(variable, a, ...) VVc variable(a,Vc(__VA_ARGS__)) #define MAKEVVV(variable, a, b, ...) VVV variable(a, VV(b, Vec(__VA_ARGS__))) #define MAKEVVVV(variable, a, b, c, ...) VVVV variable(a, VVV(b, (VV(c, Vec(__VA_ARGS__))))) #define endl '\n' #define REP(i, a, b) for(ll i=(a); i<(b); i++) #define PER(i, a, b) for(ll i=(a); i>=(b); i--) #define rep(i, n) REP(i, 0, n) #define per(i, n) PER(i, n, 0) const ll INF = 4'000'000'000'000'000'010LL; const ll MOD=998244353; #define Yes(n) cout << ((n) ? "Yes" : "No") << endl; #define YES(n) cout << ((n) ? "YES" : "NO") << endl; #define ALL(v) v.begin(), v.end() #define rALL(v) v.rbegin(), v.rend() #define pb(x) push_back(x) #define mp(a, b) make_pair(a,b) #define Each(a,b) for(auto &a :b) #define rEach(i, mp) for (auto i = mp.rbegin(); i != mp.rend(); ++i) #define SUM(a) accumulate(ALL(a),0LL) #ifdef LOCAL #define dbg(x_) cerr << #x_ << ":" << x_ << endl; #define dbgmap(mp) cerr << #mp << ":"<<endl; for (auto i = mp.begin(); i != mp.end(); ++i) { cerr << i->first <<":"<<i->second << endl;} #define dbgset(st) cerr << #st << ":"<<endl; for (auto i = st.begin(); i != st.end(); ++i) { cerr << *i <<" ";}cerr<<endl; #define dbgarr(n,m,arr) rep(iii,n){rep(jjj,m){cerr<<arr[iii][jjj]<<" ";}cerr<<endl;} #define dbgdp(n,arr) rep(iii,n){cerr<<arr[iii]<<" ";}cerr<<endl; #else #define dbg(...) #define dbgmap(...) #define dbgset(...) #define dbgarr(...) #define dbgdp(...) #endif #define out(a) cout<<a<<endl #define outminusone(a) cout<< ( a==INF ? -1 : a ) <<endl #define out2(a,b) cout<<a<<" "<<b<<endl #define vout(v) rep(i,v.size()){cout<<v[i]<<" ";}cout<<endl #define Uniq(v) v.erase(unique(v.begin(), v.end()), v.end()) #define fi first #define se second template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return true; } return false; } template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return true; } return false; } template<class T>auto lb(T &X, ll x){return lower_bound(ALL(X),x) - X.begin();} template<class T>auto ub(T &X, ll x){return upper_bound(ALL(X),x) - X.begin();} ll popcnt(ll x){return __builtin_popcount(x);} ll topbit(ll t){return t==0?-1:63-__builtin_clzll(t);} ll floor(ll y,ll x){assert(x != 0);if(x < 0){y *= -1; x *= -1;}if(y < 0){return (y-x+1)/x;}return y/x;}; ll ceil(ll y, ll x){assert(x != 0);if(x < 0){y *= -1; x *= -1;}if(y < 0){return y/x;}return (y+x-1)/x;}; template<typename T1, typename T2> ostream &operator<<(ostream &s, const pair<T1, T2> &p) { return s<<"("<<p.first<<", "<<p.second<<")"; } template<typename T1, typename T2> istream &operator>>(istream &i, pair<T1, T2> &p) { return i>>p.first>>p.second; } template<typename T>istream& operator>>(istream&i,vector<T>&v) {rep(j,v.size())i>>v[j];return i;} // vector template<typename T> ostream &operator<<(ostream &s, const vector<T> &v) { int len=v.size(); for(int i=0; i<len; ++i) { s<<v[i]; if(i<len-1) s<<" "; } return s; } // 2 dimentional vector template<typename T> ostream &operator<<(ostream &s, const vector<vector<T> > &vv) { s<<endl; int len=vv.size(); for(int i=0; i<len; ++i) { s<<vv[i]<<endl; } return s; } int solve(){ ll n; cin>>n; ll k; cin>>k; Vec a(n);cin>>a; REP(i,1,n){ chmin(a[i],a[i-1]); } dbg(a); auto nibutan = [&](ll L, ll R, auto f, bool isLTrue = true)->ll { while (L+1 < R) { ll mid = (L+R)/2; if(isLTrue){ if(f(mid)) {L = mid;} else {R = mid;} }else{ if(f(mid)) {R = mid;} else {L = mid;} } } return isLTrue ? L : R; }; auto judge = [&](ll mid)->bool{ ll sum = 0; ll memo = 0; Vec A = a; rep(i,n){ A[i] += memo; if(a[i] < mid){ ll plu = ceil(mid - A[i], i+1); memo += plu * (i+1); sum += plu; } if (mid == 4){ dbg(A) dbg(memo) dbg(sum) } } return sum <= k; }; ll Lstart = 0; ll Rstart = 2e18; ll L = nibutan(Lstart,Rstart,judge,true); out(L); return 0; } int main() { cin.tie(nullptr); ios::sync_with_stdio(false); cout<<std::setprecision(20); // ll T; // cin>>T; // while(T--) solve(); }