Positive real numbers are arranged in the form: 1 3 6 10 15... 2 5 9 14... 4 8 13... 7 12... 11... Find the number of the line and column where the number 2002 stays.
Source: JBMO Shortlist 2002
Tags: combinatorics proposed, combinatorics
Positive real numbers are arranged in the form: 1 3 6 10 15... 2 5 9 14... 4 8 13... 7 12... 11... Find the number of the line and column where the number 2002 stays.