#include <bits/stdc++.h>
using namespace std;
int maaa() {
  int n, x, y;
  cin >> n >> x >> y;
  int a[n];
  for (int i = 0; i < n; i++) {
    cin >> a[i];
  }
  bool p = false;
  bool q = false;
  for (int i = x; i < n; i++) {
    p = true;
    q = true;
    for (int j = i - x; j < i; j++) {
      if (a[j] < a[i]) {
        p = false;
        break;
      }
    }
    for (int j = i + 1; j <= i + y; j++) {
      if (a[j] < a[i]) {
        q = false;
        break;
      }
    }
    if (p && q) {
      cout << i + 1 << endl;
      return 0;
    }
  }
  return 0;
}
int main() {
  long long int i, j, k, l, m, n, t;
  cin >> n >> j >> k;
  long long int a[n];
  for (i = 0; i < n; i++) cin >> a[i];
  for (i = 0; i < n; i++) {
    m = 0;
    for (l = 1; l <= j, i - l >= 0; l++) {
      if (a[i] >= a[i - l]) {
        m = 1;
      }
    }
    for (l = 1; l <= k, i + l < n; l++) {
      if (a[i] >= a[i + l]) m = 1;
    }
    if (m == 0) break;
  }
  if (i != n)
    cout << i + 1 << endl;
  else
    cout << -1 << endl;
  return 0;
}
