N,W,H=map(int, input().split())
S=input()


ans=[['x']*W for i in range(H)]
h,w=H-1,0
for s in S:
  if s=='o':
    ans[h][w]='o'
    h-=1 
  else:
    h,w=H-1,w+1

for i in ans:
  print(''.join(i))