#include using namespace std; int main() { int n, x[100], p; cin >> n; for (int i = 0; i < n; i++) cin >> x[i]; cin >> p; p--; for (int i = 0; i < n; i++) { if (i < p && 2 * p - i < n) { x[i] += x[2 * p - i]; x[2 * p - i] = 0; } } int max = x[0]; for (int i = 1; i < n; i++) if (x[i] > max) max = x[i]; for (int i = 0; i < n; i++) if (x[i] == max) cout << i + 1 << " "; }