# -*-coding:utf-8-*-
import math
while True:
try:
input_str_list=input().split(" ")
for i in input_str_list[::-1]:
print (i,end=" ")
except:
break
# -*-coding:utf-8-*-
import math
while True:
try:
input_str_list=input().split(" ")
for i in input_str_list[::-1]:
print (i,end=" ")
except:
break