R,K=map(int,input().split())
H,W=map(int,input().split())

C=[]
for i in range(H):
    D=list(input())
    E=[]
    for j in range(W):
        E+=D[j]*K

    for _ in range(K):
        C.append(E)

for _ in range(R//90):
    C=[list(X) for X in zip(*C[::-1])]

for D in C:
    X=""
    for d in D:
        X+=d
    print(X)