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89860 篇文章 33 次评论PROGRAMMING:Matrix multiplication and its gradient
Matrix multiplication is no stranger to everyone. Given two matrices $$a $$and $$B $$whose dimensions are $$m / times n…
PROGRAMMING:Sigmoid function and its gradient
For the convenience of expression, for the activation function acting on the matrix, if there is no special description…
PROGRAMMING:Defining the completion method
If a number is exactly equal to the sum of its factors (except itself), it is called "perfect". For example, 6 = 1 + 2 +…
PROGRAMMING:The product of the reciprocal n nodes of a linked list
This problem requires computing the product of the reciprocal n nodes of a single linked list. For example, given the si…
PROGRAMMING:Cylinder design
* defines a cylinder class cylinderIt contains the private attributes private int radius and heightComplete its setter g…
PROGRAMMING:Follow up
What little CC likes most is to pick up words. When someone says something, little CC will continue to say it, and then…
PROGRAMMING:initial
All shooting operators, before each shooting competition, have to carry out one or more test firing activities, mainly u…
PROGRAMMING:Brother Hong
Brother Honghong recently made a small project with a small partner and made a profit of 100 million yuan. After the cel…
PROGRAMMING:Robot crossing bridge (error correction version)
It is known that each step of the robot can advance $$x $$meters, while the bridge is $$a $$meters long. The robot has t…
PROGRAMMING:Hero position (maximum position)
A sequence of numbers in a row, to choose the largest number as the number of heroes in the sequence, now, know that a s…