numbers of paths on a grid
Source: Austria Beginners' Competition 2013 p2
October 3, 2021
combinatorics
Problem Statement
The following figure is given:
https://cdn.artofproblemsolving.com/attachments/9/b/97a30e248fcd6f098a900c89721a2e1b3b3f0e.png
Determine the number of paths from the starting square to the target square , where a path consists of steps from a square to its top or right neighbor square .(W. Janous, WRG Ursulinen, Innsbruck)