perplexus.info :: Numbers : Erase the right 90

Erase the right 90 (Posted on 2016-01-28)

101 distinct real numbers are written in any order

Prove that it is possible to erase 90 of them leaving a sequence of 11 numbers that are in either a strictly increasing or strictly decreasing order.

No Solution Yet Submitted by Ady TZIDON

Rating: 4.0000 (1 votes)

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
re: Sequence?	Charlie	2016-01-29 11:33:30
I got it	broll	2016-01-29 08:55:48
re: proof on the internet (spoiler)	broll	2016-01-29 07:37:57
Sequence?	Jer	2016-01-29 07:26:40
proof on the internet (spoiler)	Charlie	2016-01-28 15:16:54

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