Problem 509. Count photos

Created by AMITAVA BISWAS

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?><w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total number of pictures.</w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

636 Solutions
339 Solvers

Last Solution submitted on Nov 23, 2020

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

Pritesh Shah on 2 Aug 2014

Good One:))

Solution Comments

Solution 506646

1 Comment

1 Comment

Vishal on 30 Sep 2014

Combination.......good one!

Problem Recent Solvers339

Problem Tags

basic matlab combinatorics

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 509. Count photos

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers339

Suggested Problems

More from this Author100

Problem Tags

Community Treasure Hunt

Problem 509. Count photos

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers339

Suggested Problems

More from this Author100

Problem Tags

Community Treasure Hunt

Players