• ## Square root of leetcode069-x – easy

Time：2022-1-8

Label: two pointsTitle: square root of XQuestion No.: 69Stem: implement the int sqrt (int x) function. Calculates and returns the square root of X, where x is a nonnegative integer. Since the return type is an integer, only the integer part will be retained in the result, and the decimal part will be rounded off […]

• ## Square root of leetcode-069-x

Time：2022-1-5

Square root of X Title Description: implement int sqrt (int x) function. Calculates and returns the square root of X, where x is a nonnegative integer. Since the return type is an integer, only the integer part of the result will be retained, and the decimal part will be rounded off. See leetcode’s official website […]

• ## Python’s case of finding the square root by dichotomy

Time：2021-10-15

I’ll stop talking nonsense. Let’s look at the code directly~ ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 def sq2(x,e):   e = E error range   low= 0   high = max(x,1.0）Treatment greater than0less than1Number of   guess = (low + high) / 2.0   ctr = 1      while […]

• ## Self study in Java – mathematical methods of numbers and strings

Time：2020-1-22

Common methods of Java math class Java.lang.math provides some common mathematical operation methods, and they all exist in the form of static methods Step 1:Rounding, random number, square, power, π, natural constant package digit; public class TestNumber { public static void main(String[] args) { float f1 = 5.4f; float f2 = 5.5f; //5.4 rounding to […]

• ## Math object of native JS

Time：2019-12-26

1. Comparison method (common) Math. Min() // the minimum value in a set of numbers cannot be an array, an object, etc. Math. Max() // find the maximum value of a set of numbers eg: math. Min (5,3,5) // 3 2. Rounding (common) Math. Ceil() // round up Math. Round() // round Math. Floor() // […]