n=int(input())
L=[[]for _ in range(n)]
f=[]
for i in range(n):
    t=input()
    for j in range(n):
        L[i].append(t[j])
        if t[j]=='*':
            f.append((i,j))  
for o in f:
    for i in range(n):
        L[i][o[1]]='*'
    for j in range(n):
        L[o[0]][j]='*'
for i in L:
    print(*i,sep='')