perfect square

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Label:Given a positive integer num, write a function which returns True if num is a perfect square else False.Note: do not use any built-in library function such as sqrt .Example 1:Input:16returns:trueExample 2:Input:14returns:falseCredits:Special

Label:SQRT (x) Implementint sqrt(int x).Compute and return the square root of X.Hide TagsBinary Search MathHide Similar Problems(M) Pow (x, N) (m) Valid Perfect SquareTime Limit exceed solution if start from 0. Public classSolution { Public

Tags: coordinates cout + + include get ACE Blue Bridge Cup set ALSIf some sides have different squares, you can just spell a larger square, which is called the perfect square.Historically, it took a long time to find a few perfect squares. For

https://leetcode.com/problems/perfect-squares/ Understanding: Can have number theory, DP, BFS Three kinds of ideas to solve, Number theory: recommended in this way In this ref, it's a detailed story. Http://www.cnblogs.com/grandyang/p/4800552.html

Label:Given a positive integer num, write a function which returns True if num is a perfect square else False.Note:do no built-in library function such as sqrt .Example 1:Input:16returns:trueExample 2:Input:14returns:false Public

Label:Given a positive integer n, find the least number of perfect square numbers (for example, 1, 4, 9, 16, ... ) which sum to n. For example, given n = 12 , return 3 because 12 = 4 + 4 + 4 ; given n = 13 , return 2 because 13 = 4 + 9

Label:Topic ConnectionHttps://leetcode.com/problems/valid-perfect-square/Valid Perfect squaredescriptionGiven a positive integer num, write a function which returns True if num is a perfect square else False.Note:do no built-in library function such

Label:367. Valid Perfect Square Total accepted:11219 Total submissions:30842 Difficulty:medium Given a positive integer num, write a function which returns True if num is a perfect square else False.Note:do no built-in library

Label:Valid Perfect SquareTotal Accepted: 1976 Total Submissions: 5317 Difficulty: Medium Given a positive integer num, write a function which returns True if num is a perfect square else False.Note: do not use any built-in library function such as

Label:Leetcode question No. 367 (Valid Perfect Square) Given a positive integer num, write a function which returns True if Num is a perfect square else False. Note:do not use any built-in library function such as sqrt. Example