JAVA_Valid Perfect Square_LeetCode 367

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JAVA_Valid Perfect Square_LeetCode 367 풀이 class Solution { public boolean isPerfectSquare(int num) { double sqrt = Math.sqrt(num); return ((sqrt - Math.floor(sqrt)) == 0); } } * 출처 Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com...

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원문링크 : JAVA_Valid Perfect Square_LeetCode 367