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회전 대칭이있는 숫자
정수 주어 출력은 truthy의 그것이 동일한 거꾸로 경우 값이나 (180 ° 회전) falsy 그렇지 값. 0, 1및 8회전 대칭이있다. 6되고 9그 반대도 마찬가지입니다. 확실한 결과를 산출하는 일련의 숫자 : OEIS A000787 0, 1, 8, 11, 69, 88, 96, 101, 111, 181, 609, 619, 689, 808, 818, 888, 906, 916, 986, …
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cops-and-robbers
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