from collections import deque

# input:
# paectc
#
# output:
# accept

# take input
input_str = input().strip()

L = len(input_str)
input_l = [c for c in input_str]
dq = deque(input_l)
res_l = []

for i in range(L):
    dq.append( dq.popleft() )
    res_l.append(dq.popleft())

print("".join(res_l))