Algorithm · Oracle · Medium
Problem Given a positive integer n, decide whether it qualifies as a circular prime. A number is a circular prime when every cyclic rotation of its decimal digits is itself a prime number. A rotation means taking the leftmost digit and moving it to the rightmost position, then repeating this process as many times as there are digits in the number. A prime number is a positive integer greater than 1 that has exactly two distinct positive divisors: 1 and itself. The number 1…
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