// Fasor.cpp : This file contains the 'main' function. Program execution begins and ends there.
//
#include <iostream>
#include <queue>
using namespace std;
int i, n, m, k, x[200001];
bool jo[200001];
priority_queue <pair <int, int>> st;
int main()
{
cin >> m >> k;
for (i = 1; i <= m; ++i)
{
cin >> x[i];
st.push({ x[i],i });
while (!st.empty() && st.top().second < i - k) st.pop();
if (st.top().first <= x[i]) jo[i] = 1;
//cout << st.top().first << "\n";
}
while (!st.empty()) st.pop();
for (i = m; i >=1; --i)
{
st.push({ x[i],i });
while (!st.empty() && st.top().second > i + k) st.pop();
if (st.top().first > x[i]) jo[i] = 0;
//cout << st.top().first << " ";
}
//cout << "\n";
for (i = 1; i <= m; ++i)
{
if (jo[i])
{
cout << i;
return 0;
}
}
return 0;
}
// Run program: Ctrl + F5 or Debug > Start Without Debugging menu
// Debug program: F5 or Debug > Start Debugging menu
// Tips for Getting Started:
// 1. Use the Solution Explorer window to add/manage files
// 2. Use the Team Explorer window to connect to source control
// 3. Use the Output window to see build output and other messages
// 4. Use the Error List window to view errors
// 5. Go to Project > Add New Item to create new code files, or Project > Add Existing Item to add existing code files to the project
// 6. In the future, to open this project again, go to File > Open > Project and select the .sln file