def rot90(A):
    return list(zip(*(A[::-1])))

R, K = map(int, input().split())
H, W = map(int, input().split())
G = []
for i in range(H):
    G.append(list(input()))

for _ in range(R//90):
    G = rot90(G)
    
for i in range(len(G) * K):
    ans = []
    for j in range(len(G[i//K]) * K):
        ans.append(G[i//K][j//K])
    print(*ans, sep="")