import sys
n=[x for x in sys.stdin]
w=n[0].rstrip()
a=" "*len(w)
def h(l):return l.replace(w,a).replace(w[::-1],a)
for s in zip(*[h("".join(r))for r in zip(*[h(l)for l in n[1:]])]):
print"".join(s),
Note that non-ascii characters in the above source code will be escaped (such as \x9f).