N,K,X = map(int, raw_input().split())
l1 = [0] * N
for i in xrange(1, N+1): l1[i-1] = i
b=[]
a=[]
for i in xrange(1, K+1):
  A,B=raw_input().split()
  if i<X:
    b.append([int(A)-1, int(B)-1])
  elif X<i:
    a.append([int(A)-1, int(B)-1])
l2 = map(int, raw_input().split())

for i in xrange(len(b)):
  tmp = l1[b[i][0]]
  l1[b[i][0]] = l1[b[i][1]]
  l1[b[i][1]] = tmp
for i in xrange(len(a)):
  tmp = l2[a[len(a)-1-i][0]]
  l2[a[len(a)-1-i][0]] = l2[a[len(a)-1-i][1]]
  l2[a[len(a)-1-i][1]] = tmp
ans = []
for i in xrange(len(l1)):
  if(l1[i]!=l2[i]): ans.append(str(i+1))
ans.sort()
print " ".join(ans)