H, W = map(int, raw_input().split())
s = [raw_input() for _ in xrange(H)]
st = []
for i in xrange(H):
    for j in xrange(W):
        if s[i][j] == '*':
            st.append((i, j))

if st[0][0] == st[1][0]:
    x = 0 if st[0][0] != 0 else 1
    y = 0
elif st[0][1] == st[1][1]:
    y = 0 if st[0][1] != 0 else 1
    x = 0
else:
    x, y = 0, 0
    if st[0] == (0, 0):
        x, y = 1, 0
        if st[1] == (1, 0):
            x, y = 1, 1
for i in xrange(H):
    k = ''
    for j in xrange(W):
        if (i, j) == st[0] or (i, j) == st[1] or (i, j) == (x, y):
            k += '*'
        else:
            k += '-'
    print k