import sys input = sys.stdin.readline N, P, Q = map(int, input().split()) A = list(map(int, input().split())) max1 = [-1]*(N+1) max2 = [-2]*(N+1) for i in range(N-1, -1, -1): if A[i]>max1[i+1]: max1[i] = A[i] max2[i] = max1[i+1] elif A[i]>max2[i+1]: max1[i] = max1[i+1] max2[i] = A[i] else: max1[i] = max1[i+1] max2[i] = max2[i+1] match = -1 s = set() for i in range(N): if (Q in s) and (P not in s): break if (P not in s) and (Q not in s): if max1[i]!=Q and A[i]P: ans.append(rem2_i) print(*ans)