n,w,h=map(int,input().split())
s=input()
a=[list("x"*w) for i in range(h)]
x,y=h-1,0
for c in s:
  if c=="o":
    a[x][y]="o"
    x-=1
  else:
    x,y=h-1,y+1
for i in range(h):
  print("".join(a[i]))