#include <iostream>

using namespace std;

int main()
{
    int N, K;
    cin >> N >> K;

    int poz = 1, maxMagassag, hossz = 0;
    cin >> maxMagassag;

    int curr;
    for(int i = 2; i <= N; i++){
        cin >> curr;
        if(curr > maxMagassag){
            maxMagassag = curr;
            hossz = 0;
            poz = i;
        }
        else{
            hossz++;
        }

        if(hossz >= K){
            cout << poz << endl;
            break;
        }
    }
    cout << poz << endl;
    return 0;
}