Spaghetti — Supermarket Shopper Trip
Two customers, the same basket, the same 44-metre store: the shopper working a meal-by-meal list covers 189 m and crosses their own trail eight times, while the one working store order walks 90.6 m — both trips measured in one figure.
Make it your own.
title "Weekly shop — list order versus store order"
scale 1m = 16px
room "Supermarket floor" 44m x 26m
zone "Produce" at 2,2 size 10x6
zone "Chilled wall" at 30,2 size 12x6
zone "Bakery" at 2,18 size 8x6
zone "Checkouts" at 16,21 size 18x4
station Entrance at 3,24
station Produce at 7,5
station Bakery at 6,21
station Deli at 16,5
station Tins at 20,12
station Pasta at 24,12
station Cereal at 28,17
station Chilled at 36,5
station Frozen at 40,14
station Wine at 32,20
station Checkout at 24,23
# The list was written by meal, not by aisle — so the trolley crosses the
# store five times to collect eleven items.
path "Shopper — list order" : Entrance -> Produce -> Deli -> Tins -> Chilled -> Cereal -> Pasta -> Frozen -> Bakery -> Wine -> Chilled -> Checkout
path "Shopper — store order" colour: green : Entrance -> Bakery -> Produce -> Deli -> Tins -> Pasta -> Cereal -> Chilled -> Frozen -> Wine -> Checkout