# perfect square

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### [Leetcode] Valid PerfectSquare test Complete square number

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 thanks

### "Blue Bridge Cup" sixth national game C language Group B 2. PerfectSquare (DFS)

If 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 example: 22 squares with a length below2 3 4 6 7 8 12 13 14 15 16 17 18

### Leetcode PerfectSquare---key _leetcode

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

### 367. Valid PerfectSquare

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 BOOLIsperfectsquare

### Lintcode: PerfectSquare

TopicGive a positive integer n to find several complete squares (e.g. 1, 4, 9, ...) Make their sum equal to N. You need to have the fewest number of squares.Sample ExampleGive n = 12 , return 3 because 12 = 4 + 4 + 4 .Give n = 13 , return 2 because 1

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### 367. Valid PerfectSquare Java Solutions

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:falseCredits:Special thanks to

### Question and Solution to the process of proving the perfect coverage of the Board

The so-called perfect checkerboard coverage is like this. On the 8-by-8 chess board, cover it with a 1-by-2 rectangle. Shows the checkerboard: If all the grids on the board are covered, and there is no leakage or repeated coverage, then such

### Python solution leetcode:367. Valid PerfectSquare

Title Description: give a positive integer, do not use built-in functions, such as sqrt (), to determine whether this number is a number of squares. Idea: Direct use of dichotomy, seemingly nothing to say. The code is as follows:1 classsolution

### Noip improving the total square number of simulated questions

Total Square Number(number.*** (C/cpp/pas), 1000MS,128MB)"Problem description"A number if it is the complete square of another integer, then we call this number a complete square (Pefect sqaure), also known as the square number.Small a thinks that

### Illustrator pixel level perfect drawing experience skill sharing

To give you illustrator software users to detailed analysis of the pixel level to share the perfect drawing of experience and skills. Tutorial Sharing: As we know, before the CS5 (version number), it is very difficult to achieve

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