#cup
N,K,X=(int(i) for i in input().split())
A=[[i for i in input().split()] for i in range(K)]
C=[int(i) for i in input().split()]
S=[0]*N
for i in range(N):
    S[i]=i+1
i=0
while i<K and A[i][0]!="?":
    a1=int(A[i][0])+1
    b=int(A[i][1])+1
    t=S[a1]
    S[a1]=S[b]
    S[b]=t
    i+=1
i=K-1
while i>=0 and A[i][0]!="?":
    a1=int(A[i][0])+1
    b=int(A[i][1])+1
    t=C[a1]
    C[a1]=C[b]
    C[b]=t
    i-=1
i=0
cp=""
while i<N and len(cp)<3:
    if S[i]!=C[i]:
        cp+=str(i)+" "
print(cp)