import sys
input = sys.stdin.readline

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

def kaiten(MAP):
    H=len(MAP)
    W=len(MAP[0])

    MAP2=[["."]*H for i in range(W)]

    for i in range(H):
        for j in range(W):
            if MAP[i][j]=="#":
                MAP2[W-1-j][i]="#"

    return MAP2

for j in range(4-R//90):
    MAP=kaiten(MAP)

#print(MAP)

def kakudai(MAP,x):
    H=len(MAP)
    W=len(MAP[0])

    MAP2=[["."]*(W*x) for i in range(H*x)]

    for i in range(H):
        for j in range(W):
            if MAP[i][j]=="#":
                for k in range(i*x,i*x+x):
                    for l in range(j*x,j*x+x):
                        MAP2[k][l]="#"

    return MAP2

MAP=kakudai(MAP,K)

for i in MAP:
    print("".join(i))