#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> p32;
typedef pair<ll,ll> p64;
typedef pair<double,double> pdd;
typedef vector<ll> v64;
typedef vector<int> v32;
typedef vector<vector<int> > vv32;
typedef vector<vector<ll> > vv64;
typedef vector<vector<p64> > vvp64;
typedef vector<p64> vp64;
typedef vector<p32> vp32;
ll MOD = 998244353;
double eps = 1e-12;
#define forn(i,e) for(ll i = 0; i < e; i++)
#define forsn(i,s,e) for(ll i = s; i < e; i++)
#define rforn(i,s) for(ll i = s; i >= 0; i--)
#define rforsn(i,s,e) for(ll i = s; i >= e; i--)
#define ln "\n"
#define dbg(x) cout<<#x<<" = "<<x<<ln
#define mp make_pair
#define pb push_back
#define fi first
#define se second
#define INF 2e18
#define all(x) (x).begin(), (x).end()
#define sz(x) ((ll)(x).size())
int main()
{
//ifstream cin("in.txt");
int n, k;
cin >> n >> k;
vector<int> a(n + 1);
for(int i = 1; i <= n; i++){
cin >> a[i];
}
set<pair<int, int>> s;
for(int i = 1; i <= k + 1; i++){
s.insert({a[i], i});
}
int i = 1;
bool ansFound = false;
while(i <= n && !ansFound){
if(a[i] == s.crbegin() -> first){
cout << i;
ansFound = true;
}
else{
if(i - k >= 1){
s.erase({a[i - k], i - k});
}
if(i + k + 1 <= n){
s.insert({a[i + k + 1], i + k + 1});
}
}
i++;
}
}