Closest Pair Problem Algorithm

I really suck at algorithms and need help.

I'm trying to solve a modified version of the closest points problem:

http://en.wikipedia.org/wiki/Closest ...
Closest Pair Problem Algorithm 1

C++20 provides constrained versions of most algorithms in the namespace std::ranges. In these algorithms, a range can be specified as either an iterator - sentinel pair or as a single range argument, and projections and pointer-to-member callables are supported. Additionally, the return types of most algorithms have been changed to return all potentially useful information computed during the ...

The meaning of PAIR is two corresponding things designed for use together. How to use pair in a sentence.

Closest Pair Problem Algorithm 3

Define pair. pair synonyms, pair pronunciation, pair translation, English dictionary definition of pair. two things that are matched for use together: a pair of socks; a married, engaged, or dating couple; two mated animals; a pair of horses Not to be confused...

PAIR meaning: 1. two things of the same appearance and size that are intended to be used together, or something…. Learn more.

Pair definition: Two corresponding persons or items, similar in form or function and matched or associated.

PAIR definition: two identical, similar, or corresponding things that are matched for use together. See examples of pair used in a sentence.

Closest Pair Problem Algorithm 7

A pair is something that comes in a set of two — like a pair of shoes or a pair of tennis players who make great doubles partners.

pair: Two corresponding persons or items, similar in form or function and matched or associated.

pair up [phrasal verb] pair up or pair (someone or something) up or pair up (someone or something) : to join together or to cause (two people or things) to join together for a purpose, job, etc.