Measure the test taker's knowledge about the root-mean-square method and the root-mean-square method.Definition:
Root mean square method: the root mean square method is a statistical analysis method. It is used to extract the square sum of the
Python programming implements the binary method and the Newton iteration method to obtain the square root code, and python square root
Evaluate the square root function sqrt (int num) of a number, which is provided in most languages. How does one
Abstract: This paper mainly discusses how to calculate the square root of a small integer by using the sum of the number of series. This algorithm can accurately return the square root of an integer to any precision when the memory space permits.
Php finds out the number of input files in the specified range and the square root is also the number of input files. Php to find the number of input files in a specified range and the square root is also the number of input files. This article
Although you may not have thought about this problem at ordinary times, it's not that easy to say that it's just like "getting a gun in front of a while, it's not that simple, we use the binary method to test the number of squares in the middle of
The square root countdown algorithm (fast inverse square root) is often associated with a hexadecimal constant 0x5f3759df . The algorithm is used to quickly calculate the inverse of the square root, which is 4 times times faster than the
Php finds out the number of input files in the specified range and the square root is also the number of input files.This article mainly introduces php's method of finding out the number of input files within a specified range and the square root is
Very Simple problem
Time limit:0.25 sec, Memory limit:1 MB
You are given natural number X. Find such maximum integer number that it square
is not greater than X.
Input
Input file contains number X (1≤x≤10^1000).
Output
Write answer in
Mathematical principle derivation: f (x) = x2-n---formula (1) n is a value that requires a square root, such as the square root n = 100, which requires 100, so the problem is converted to the 0 point of F (x), the derivative of f (Xn) is the slope
DescriptionA permutation of length n is an array containing each integer from 1 to n exactly once. For example, q = [4, 5, 1, 2, 3] is a permutation. For the permutation Q The square of permutation is the permutation p that p[ C14>i] = q[q[i]]
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