Football team
Source: Tuymaada 2015, Day 1, Problem 1, Senior League
July 10, 2017
combinatoricsalgebra
Problem Statement
On the football training there was footballers - forwards and goalkeepers. They made goals. Prove that main trainer can give for every footballer squad number from to such, that for every goal the difference between squad number of forward and squad number of goalkeeper is more than .(S. Berlov)