def rever():
s=input()
l=list(s.split())
r=[]
s=''
print(l)
for i in range(len(l)):
s+=l[i][::-1]+' '
print(s)
try:
rever()
except:
print('invalid')
ZGVmIHJldmVyKCk6CglzPWlucHV0KCkKCWw9bGlzdChzLnNwbGl0KCkpCglyPVtdCglzPScnCglwcmludChsKQoJZm9yIGkgaW4gcmFuZ2UobGVuKGwpKToKCQlzKz1sW2ldWzo6LTFdKycgJwoJcHJpbnQocykKdHJ5OgoJcmV2ZXIoKQpleGNlcHQ6CglwcmludCgnaW52YWxpZCcp