s = list("CCF-GESP")
s[:] = s[::-1]
print("".join(s))

s = list("CCF-GESP")
i, j = 0, len(s) - 1
while i < j:
    s[i], s[j] = s[j], s[i]
    i += 1
    j -= 1
print("".join(s))