N, M = map(int, input().split())
S = [list(input()) for _ in range(N)]

for j in range(M):
    cnt = 0
    for i in range(N):
        cnt += S[i][j] == "#"
    for i in range(N):
        if i < cnt:
            S[i][j] = "#"
        else:
            S[i][j] = "."

for i in range(N):
    cnt = 0
    for j in range(M):
        cnt += S[i][j] == "#"
    for j in range(M):
        if j < cnt:
            S[i][j] = "#"
        else:
            S[i][j] = "."

for s in S:
    print("".join(s))