def solve():
    w, h = map(int, input().split())
    px, py, qx, qy = -1, -1, -1, -1
    for y in range(w):
        line = input()
        idx = line.find("*")
        if idx >= 0:
            if px == -1:
                px, py = idx, y
            else:
                qx, qy = idx, y
    tx, ty = 0, 0
    if px == py and qx == qy:
        tx += 1
    if px == 0 and qx == 0:
        tx += 1
    if py == 0 and qy == 0:
        ty += 1

    points = [[px, qx, tx], [py, qy, ty]]
    for y in range(w):
        line = "-" * h
        if y in points[1]:
            idx = points[1].index(y)
            line = line[:points[0][idx]] + "*" + line[points[0][idx]+1:]
        print(line)

if __name__=="__main__":
    solve()