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 Mar 11 comment Josephus problem extended @Michael $m>0$ Mar 11 asked Josephus problem extended Jul 29 awarded Scholar Jul 29 accepted Ramsey's theorem Jul 29 awarded Student Jul 29 comment Ramsey's theorem Jul 29 comment Ramsey's theorem To be precisely,the question I post is to proof that the second triangle exists. If you think there be an example of a graph with only one triangle, can you draw it? Jul 29 comment Ramsey's theorem ok,my question is that if there exist a second triangle(maybe blue,maybe red)? Jul 29 revised Ramsey's theorem delete the information misleading Jul 29 comment Ramsey's theorem if there isn't exist a red line then there is a blue triangle Jul 29 revised Ramsey's theorem added 51 characters in body Jul 29 revised Ramsey's theorem added 34 characters in body Jul 29 revised Ramsey's theorem added 136 characters in body Jul 29 asked Ramsey's theorem Jul 25 revised Number of numbers without a given digit $n$ ($1\leq n \leq 9$)? give example Jul 24 awarded Citizen Patrol Jul 24 awarded Teacher Jul 24 awarded Editor Jul 24 revised Number of numbers without a given digit $n$ ($1\leq n \leq 9$)? format defination Jul 24 answered Number of numbers without a given digit $n$ ($1\leq n \leq 9$)?