#include #include #include using namespace std; //1-indexed #include template struct BIT{ int n; vectorbit; BIT(int n_=0):n(n_),bit(n_+1){} T sum(int i) { T ans=0; for(;i>0;i-=i&-i)ans+=bit[i]; return ans; } void add(int i,T a) { if(i==0)return; for(;i<=n;i+=i&-i)bit[i]+=a; } int lower_bound(T k)//k<=sum(ret) { if(k<=0)return 0; int ret=0,i=1; while((i<<1)<=n)i<<=1; for(;i;i>>=1) if(ret+i<=n&&bit[ret+i]a; main() { cin>>N; for(int i=0;i>A[i]; a.push_back(A[i]); } sort(a.begin(),a.end()); a.erase(unique(a.begin(),a.end()),a.end()); long cnt=0; BITP(a.size()); for(int i=0;i