// nt2020 masodik.cpp : This file contains the 'main' function. Program execution begins and ends there.
//
#include <vector>
#include <iostream>

using namespace std;



void fak_es_a_bagoly() {
	int trees, distance;
	cin >> trees >> distance;
	vector<int> listS(trees);
	for (size_t i = 0; i < trees; i++)
	{
		cin >> listS[i];
	}
	int helyzetem = 0, i;
    for (size_t i = 0; i < helyzetem + distance + 1 && i < trees; i++)
	{
		if (listS[i] > listS[helyzetem]) {
			helyzetem = i;
		}
	}
	cout << ++helyzetem << '\n';
}

int main()
{
	cin.sync_with_stdio(false);
	cin.tie(nullptr);
	fak_es_a_bagoly();
}