import sys
input = sys.stdin.readline

N,M=list(map(int,input().split()))

MAP=[list(input().strip()) for i in range(N)]

X=[0]*M
for i in range(M):
    for j in range(N):
        if MAP[j][i]=="#":
            X[i]+=1

    for j in range(N):
        MAP[j][i]="."

    for j in range(X[i]):
        MAP[j][i]="#"


X=[0]*N
for i in range(N):
    for j in range(M):
        if MAP[i][j]=="#":
            X[i]+=1

    for j in range(M):
        MAP[i][j]="."

    for j in range(X[i]):
        MAP[i][j]="#"

for i in range(N):
    print("".join(MAP[i]))