题解 | #素数回文#
素数回文
http://www.nowcoder.com/practice/d638855898fb4d22bc0ae9314fed956f
t = input() flag_t = len(t) % 2 t += t[-2::-1] t = int(t) for i in range(2, int(t ** 0.5) + 1): if t % i == 0: print('noprime') break if i == int(t ** 0.5): print('prime')
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