shortest path in a grid
Source: IGO Elementary 2016 1
July 22, 2018
geometryElementary
Problem Statement
Ali wants to move from point to point . He cannot walk inside the black areas but he is free to move in any direction inside the white areas (not only the grid lines but the whole plane). Help Ali to find the shortest path between and . Only draw the path and write its length.
https://1.bp.blogspot.com/-nZrxJLfIAp8/W1RyCdnhl3I/AAAAAAAAIzQ/NM3t5EtJWMcWQS0ig0IghSo54DQUBH5hwCK4BGAYYCw/s1600/igo%2B2016.el1.png
by Morteza Saghafian