/***********************************
██╗░░██╗████████╗██╗░░░░░███╗░░░███╗
██║░░██║╚══██╔══╝██║░░░░░████╗░████║
███████║░░░██║░░░██║░░░░░██╔████╔██║
██╔══██║░░░██║░░░██║░░░░░██║╚██╔╝██║
██║░░██║░░░██║░░░███████╗██║░╚═╝░██║
╚═╝░░╚═╝░░░╚═╝░░░╚══════╝╚═╝░░░░░╚═╝
***********************************/
//#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#include <bits/stdc++.h>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/assoc_container.hpp>
#include <unistd.h>
//#include "functions.h"
#define int l
#define f first
#define s second
#define endl '\n'
#define l long long
#define ara <<" "<<
#define pb push_back
#define pairs pair<l,l>
#define NO cout<<"NO"<<endl
#define stop system("pause")
#define YES cout<<"YES"<<endl
#define all(v) v.begin(),v.end()
#define yesno(v) ((v) ? "YES" : "NO")
#define dbg(x) cout<<#x<<" = "<<x<<endl;
#define filereader() ifstream cin(input);
#define fileprinter() ofstream cout(output);
#define fast ios_base::sync_with_stdio(NULL);cin.tie(NULL);cout.tie(NULL);
using namespace std;
using namespace __gnu_pbds;
typedef tree<int, null_type, less_equal<int> , rb_tree_tag, tree_order_statistics_node_update> indexed_set;
const l N = 2e5 + 5;
const l INF = 1e18;
const l mod = 1e9 + 7;
const string input = "input.txt";
const string output = "output.txt";
l gcd(l a, l b){
if(b == 0){
return a;
}
return gcd(b,a%b);
}
l binpow(l a, l b) {
if (b == 0)
return 1;
l res = binpow(a, b / 2);
if (b % 2)
return ((res * res) % mod * a) % mod;
else
return (res * res) % mod;
}
void solve(){
l n,x;
cin>>n>>x;
vector<l>v(n);
vector<l>used(n);
vector<l>par(n);
set<l>s;
for(int &i : v){
cin>>i;
}
used[n-1] = 1;
s.insert(v[n - 1]);
for(int i = n - 2 ; i >= 0 ; i--){
l bg = *s.begin();
if(v[i] < bg){
used[i] = 1;
}
else{
auto t = s.upper_bound(v[i]);t--;
par[i] = *t;
s.erase(t);
}
s.insert(v[i]);
}
l maks = s.size();
set<l>st;
for(int i = 0 ; i < n ; i++){
s.erase(v[i]);
if(used[i] == 0){
s.insert(par[i]);
}
l lst = -INF;
if(i != 0 and st.size() > 0){
lst = *st.rbegin();
}
v[i] -= x;
if(v[i] <= lst and st.size() > 0){
st.erase(st.lower_bound(v[i]));
}
st.insert(v[i]);
l f = -INF;
if(st.size() != 0){
f = *st.rbegin();
}
/*
cout<<i<<" "<<st.size()<<" "<<s.size()<<endl;
for(int e : st){
cout<<e<<" ";
}
cout<<endl;
for(int e : s){
cout<<e<<" ";
}
cout<<endl;
cout<<endl;
*/
while(s.size() > 0){
auto p = s.begin();
if(*p <= f){
s.erase(p);
}
else{
break;
}
}
l sz = st.size() + s.size();
maks = max(maks , sz);
}
cout<<maks<<endl;
/*
x = 1
0 0 0 0 0
1 2 3 4 5
s : 5
st : 1 2 3 4
*/
}
signed main(){
//fast;
l n = 1;
//cin>>n;
while(n--){
solve();
}
}
