//このコンテスト難しいですよぅ(泣) #include #include #include #include #include using namespace std; int main() { int n; cin >> n; vectorA(n); for(int i=0;i> A[i]; priority_queue,vector>,greater>>prq_min; priority_queue>prq_max; mapdict; prq_min.push(make_pair(A[0],1)); prq_max.push(make_pair(A[0],1)); dict[1]=A[0]; cout << 0 << endl; long long x=A[0],y=A[0]; for(int i=1;ihako=prq_min.top(); prq_min.pop(); if(hako.first!=dict[hako.second]){ prq_min.push(make_pair(dict[hako.second],hako.second)); continue; } if(a*2-hako.first>x && a*2-hako.first<=y){ dict[hako.second]=a*2-hako.first; prq_min.push(make_pair(a*2-hako.first,hako.second)); x=prq_min.top().first; } else break; } //max while(true){ pairhako=prq_max.top(); prq_max.pop(); if(hako.first!=dict[hako.second]){ prq_max.push(make_pair(dict[hako.second],hako.second)); continue; } if(a*2-hako.first=x){ dict[hako.second]=a*2-hako.first; prq_max.push(make_pair(a*2-hako.first,hako.second)); y=prq_max.top().first; } else break; } vector>rotti(3); rotti[0].second=a; rotti[1].second=x*2-a; rotti[2].second=y*2-a; for(int j=0;j<3;j++){ if(x<=rotti[j].second && rotti[j].second<=y)rotti[j].first=0; else rotti[j].first=min(abs(x-rotti[j].second),abs(y-rotti[j].second)); } sort(rotti.begin(),rotti.end()); if(rotti[0].secondy)y=rotti[0].second; dict[i+1]=rotti[0].second; prq_min.push(make_pair(rotti[0].second,i+1)); prq_max.push(make_pair(rotti[0].second,i+1)); cout << y-x << endl; } }