#include<bits/stdc++.h>
using namespace std;
const int INF = 1e8;
int a[300005];
int aib[300005],copn;
int qry_aib(int poz)
{
poz++;
int aux=0;
for(int i=poz;i>0;i-=(i&(-i)))
aux+=aib[i];
return aux;
}
void upd_aib(int poz, int newv)
{
poz++;
for(int i=poz;i<=copn;i+=(i&(-i)))
aib[i]+=newv;
}
pair<int,int> aint[1100000];
int lazy[1100000];
void propagate(int nod)
{
if(lazy[nod]==0)
return;
aint[nod*2].first += lazy[nod];
aint[nod*2+1].first += lazy[nod];
lazy[nod*2] += lazy[nod];
lazy[nod*2+1] += lazy[nod];
lazy[nod]=0;
}
void upd(int nod, int st, int dr, int le, int ri, int newv)
{
if(le>ri)
return;
if(le==st && dr==ri)
{
aint[nod].first += newv;
lazy[nod] += newv;
return;
}
propagate(nod);
int mij=(st+dr)/2;
upd(nod*2,st,mij,le,min(mij,ri),newv);
upd(nod*2+1,mij+1,dr,max(mij+1,le),ri,newv);
aint[nod] = min(aint[nod*2], aint[nod*2+1]);
}
void build(int nod, int st, int dr)
{
lazy[nod]=0;
if(st==dr)
{
aint[nod] = {0,st};
return;
}
int mij=(st+dr)/2;
build(nod*2,st,mij);
build(nod*2+1,mij+1,dr);
aint[nod] = min(aint[nod*2], aint[nod*2+1]);
}
void inicjuj(int n, int k, int *D)
{
for(int i=0;i<=n;i++)
aib[i]=0;
build(1,0,n-1);
copn=n;
for(int i=0;i<n;i++)
{
a[i] = k - D[i];
if(a[i]<=0)
{
upd_aib(i,+1);
upd(1,0,n-1,i,i,INF);
}
else
{
upd(1,0,n-1,i,i,a[i]);
}
}
}
void podlej(int le, int ri)
{
upd(1,0,copn-1,le,ri,-1);
}
int dojrzale(int le, int ri)
{
while(aint[1].first<=0)
{
upd_aib(aint[1].second, +1);
upd(1,0,copn-1,aint[1].second,aint[1].second,INF);
}
return qry_aib(ri)-qry_aib(le-1);
}
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