combinations

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Select all from A and join all non-repeating combinations from B so that : ab, ac, ad, abc, abd... in MySQL?

I have a table A with food products. I have a table B with food addons. Table B has the fields: price added_calories[详细]

2023-04-12 11:21 分类：问答
Creating a tree from a list of item combinations

I have n lists A,B,C... which contain a,b,c... elements. I\'m using them to create 开发者_如何转开发a lists of possible combinations (list of lists), such that first element is taken from table A, sec[详细]

2023-04-12 10:38 分类：问答
Java ArrayList Choose N elements

Say I have an ArrayList containing the elements {1,2,3,4}, and I want to enumerate all pos开发者_如何转开发sible combinations of two elements in the ArrayList.i.e. (1,2), (1,3), (1,4), (2,3), (2,4), ([详细]

2023-04-11 14:30 分类：问答
Find all combinations of 3x3 holepunch

I was at a carnival where at each location they mark your program with a special hole punch. The hole punch is a grid of 3x3 spaces. In each space, there\'s either a pin that punctures your paper or t[详细]

2023-04-10 10:10 分类：问答
Specific Combinations in C#, unable to grasp it

I\'ve been looking into combinations lately, I\'ve tried various 3rd party solutions, and tried to get my head around it myself. Without success I might add.[详细]

2023-04-10 04:50 分类：问答
How to get ALL combinations of a list of words using ANY number of words

I have searched but I can\'t find anything that matches my query. I have seen lots of solutions where people want all combinations of numbers/words that use ALL the options, but none like this开发者_J[详细]

2023-04-06 07:04 分类：问答
Bitwise shift to generate all possible permutations in C [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicate: Creating multiple numbers with certain number of bits set[详细]

2023-04-06 00:28 分类：问答
All permutations with repetition using scala

I am looking for the scala way to give all permutations without repetitions. I know there are some postings on this site already but they seem to have a slightly different problem.[详细]

2023-04-05 18:07 分类：问答
How to get all combinations of a string with fixed character position?

I need to find a way to produce all combinations of a string with a p开发者_高级运维articular character to always display in PHP.[详细]

2023-04-03 15:03 分类：问答
variant of knapsack problem

I have \'n\' number of amounts (non-negative integers). My requirement is to determine an optimal set of amounts so that the sum of the combination is less than or equal to a given fixed limit and the[详细]

2023-04-03 06:34 分类：问答