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(Leet Code c++)Ugly Number
263. Ugly Number An ugly number is a positive integer whose prime factors are limited to 2, 3, and 5. Given an integer n, return true if n is an ugly number. Example 1: Input: n = 6 Output: true Explanation: 6 = 2 × 3 Example 2: Input: n = 8 Output: true Explanation: 8 = 2 × 2 × 2 Example 3: Input: n = 14 Output: false Explanation: 14 is not ugly since it includes the prime factor 7. Example 4: ..
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2021. 7. 29. 15:48