Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 33957

NP stands for Nondeterministic Polynomial time.

2 votes
1 answer
455 views

Is finding whether k different perfect matchings exist in a bipartite graph co-NP?

The co-NP problem is a decision problem where the answer "NO" can be verified in polynomial time. … Work done so far To initially simplify the problem, I believe that if k=2, then this is a co-NP problem. …