18th ibmo - argentina 2003/q1
Source: Spanish Communities
April 8, 2006
algebra unsolvedalgebra
Problem Statement
There are two sequences of numbers, with consecutive integers each, and a table of rows and columns
Is it always possible to arrange the numbers in the first sequence in the first row and the second sequence in the second row, such that the sequence obtained of the column-wise sums form a new sequence of consecutive integers?
What if is replaced with ?