N, K, Y = map(int, input().split())
A, B = [-1] * (K + 1), [-1] * (K + 1)
for i in range(1, K + 1):
    if i != Y:
        A[i], B[i] = map(int, input().split())
    else:
        a, b = map(str, input().split())
C = [-1] + list(map(int, input().split()))
X = [-1] + [i for i in range(1, N + 1)]
for i in range(1, Y):
    X[A[i]], X[B[i]] = X[B[i]], X[A[i]]
for i in range(K, Y, -1):
    C[A[i]], C[B[i]] = C[B[i]], C[A[i]]
ans = [0] * 2
index = 0
for i in range(1, N + 1):
    if X[i] != C[i]:
        ans[index] = i
        index += 1
print(*ans)