#include #define whlie while #define pb push_back #define eb emplace_back #define fi first #define se second #define rep(i,N) for(int i = 0; i < (N); i++) #define repr(i,N) for(int i = (N) - 1; i >= 0; i--) #define rep1(i,N) for(int i = 1; i <= (N) ; i++) #define repr1(i,N) for(int i = (N) ; i > 0 ; i--) #define each(x,v) for(auto& x : v) #define all(v) (v).begin(),(v).end() #define sz(v) ((int)(v).size()) #define vrep(v,it) for(auto it = v.begin(); it != v.end(); it++) #define vrepr(v,it) for(auto it = v.rbegin(); it != v.rend(); it++) #define ini(...) int __VA_ARGS__; in(__VA_ARGS__) #define inl(...) ll __VA_ARGS__; in(__VA_ARGS__) #define ins(...) string __VA_ARGS__; in(__VA_ARGS__) using namespace std; void solve(); using ll = long long; using vl = vector; using vi = vector; using vvi = vector< vector >; constexpr int inf = 1001001001; constexpr ll infLL = (1LL << 61) - 1; struct IoSetupNya {IoSetupNya() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); cerr << fixed << setprecision(7);} } iosetupnya; template inline bool amin(T &x, U y) { return (y < x) ? (x = y, true) : false; } template inline bool amax(T &x, U y) { return (x < y) ? (x = y, true) : false; } template ostream& operator <<(ostream& os, const pair &p) { os << p.first << " " << p.second; return os; } template istream& operator >>(istream& is, pair &p) { is >> p.first >> p.second; return is; } template ostream& operator <<(ostream& os, const vector &v) { int s = (int)v.size(); rep(i,s) os << (i ? " " : "") << v[i]; return os; } template istream& operator >>(istream& is, vector &v) { for(auto &x : v) is >> x; return is; } void in(){} template void in(T &t,U &...u){ cin >> t; in(u...);} void out(){cout << "\n";} template void out(const T &t,const U &...u){ cout << t; if(sizeof...(u)) cout << " "; out(u...);} templatevoid die(T x){out(x); exit(0);} #ifdef NyaanDebug #include "NyaanDebug.h" #define trc(...) do { cerr << #__VA_ARGS__ << " = "; dbg_out(__VA_ARGS__);} while(0) #define trca(v,N) do { cerr << #v << " = "; array_out(v , N);cout << endl;} while(0) #else #define trc(...) #define trca(...) int main(){solve();} #endif using P = pair; using vp = vector

; constexpr int MOD = /** 1000000007; //*/ 998244353; //////////////// template struct LiChaoTree{ struct Line{ T slope , intercept; Line(T slope,T intercept) : slope(slope),intercept(intercept){} inline T get(T x) const{ return slope * x + intercept; } inline bool over(const Line& other , const T &x) const{ return get(x) < other.get(x); } }; // remind セグ木は0-indexedの実装 vector xset; vector seg; int _size; // 引数xにはソート済みのx座標の集合を入れる LiChaoTree(const vector &x, T INF) : xset(x) { _size = 1; while(_size < (int)xset.size()) _size <<= 1; while( (int)xset.size() < _size) xset.push_back(xset.back() + 1); seg.assign(2 * _size - 1, Line(0, INF)); } // y = ax + bなる直線を追加 void update(T a, T b){ Line x(a , b); // x.over(xset[right])とするとout of boundになることに留意する int left = 0 , right = _size , seg_idx = 0; while(1){ int mid = (left + right) >> 1; bool l_over = x.over(seg[seg_idx], xset[left]); bool r_over = x.over(seg[seg_idx], xset[mid]); if(r_over) swap(seg[seg_idx], x); if(left + 1 >= right) return; else if(l_over != r_over) seg_idx = 2 * seg_idx + 1 , right = mid; else seg_idx = 2 * seg_idx + 2 , left = mid; } } // x = xset[k]なる点における最小値クエリ T query(int k) { const T x = xset[k]; k += _size - 1; T ret = seg[k].get(x); while(k > 0) { k = (k - 1) >> 1; ret = min(ret, seg[k].get(x) ); } return ret; } }; int N; vl a , s; vl dp; void divideconquer(int L,int R){ if(L == R) return; if(L + 1 == R){ amin(dp[L] , 1 + a[L]); return; } int M = (L + R) >> 1; // L <= i < M のとき { vl xs(M - L); rep(i , M - L) xs[i] = i + L; LiChaoTree lichao(xs , infLL); for(ll l = M+1; l <= R; l++) lichao.update(l * (-2) , l*l + s[l]); ll y[M - L]; for(ll k = L; k < M; k++) y[k-L] = lichao.query(k-L) + k*k - s[k]; rep1(i , M - L - 1) amin(y[i] , y[i-1]); for(ll k = L; k < M; k++) amin(dp[k] , y[k-L]); } // M <= i < Rのとき { vl xs(R - M); rep(i , R - M) xs[i] = i + M + 1; LiChaoTree lichao(xs , infLL); for(ll k = L; k <= M; k++) lichao.update(k * (-2) , k*k - s[k]); ll y[R - M]; for(ll l = M + 1; l <= R; l++) y[l-M-1] = lichao.query(l-M-1)+l*l+s[l]; repr1(i , R - M - 1) amin(y[i-1] , y[i]); for(int l = M; l < R; l++) amin(dp[l] , y[l-M]); } divideconquer(L , M); divideconquer(M + 1 , R); } void solve(){ in(N); a.resize(N); in(a); dp.resize(N , infLL); s.resize(N + 1 , 0); rep1(i , N) s[i] = s[i - 1] + a[i - 1]; divideconquer(0 , N); out(dp); }