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89860 篇文章 33 次评论PROGRAMMING:Principal component analysis based on correlation matrix is realized and relevant parameters are output
There are various kinds of noodle soup in a noodle shop. In order to know the popularity of noodle soup, three dimension…
PROGRAMMING:Sum of squares of natural numbers (*)
Please write a program to find the sum of squares of natural numbers.For example: the sum of squares of natural number $…
PROGRAMMING:Sports meeting 2
###Task description```Yu Long and four students in the Games rope skipping competition, need a ranking program, first in…
PROGRAMMING:exponential function
Calculate the value of $$e ^ x $$according to McLaughlin's formula.![ Title. JPG] (~ / 9b03c2eb-9597-49e9-aad5-b043f38d6…
PROGRAMMING:Realize matrix operation, based on standardized data principal component analysis and output the first principal component coefficient
A 10 * 2-dimensional matrix M is given![ QQ screenshot 20210101155953. PNG] (~ / b83cc7ae-7242-44fd-a744-9a7280b1962c. P…
PROGRAMMING:Longest isomorphic prefix
Isomorphic words refer to two words with the same position. "ABB" and "xingchongchong" are isomorphic words“ Abcda "and"…
PROGRAMMING:A + B (multi group data 3)
###Problem descriptionThere are several groups of integer pairs, and the sum of each logarithm is obtained.###Input form…
PROGRAMMING:Continuity and problem
###Problem descriptionGive you a continuous integer, can you find the sum of them?###Input format:Two integers a and B a…
PROGRAMMING:A + B (multi group data 2)
###Problem descriptionThere are several groups of integer pairs, and the sum of each logarithm is obtained.###Input form…
PROGRAMMING:A + B (multi group data 1)
###Problem descriptionThere are several groups of integer pairs, and the sum of each logarithm is obtained.###Input form…