# clear the workspace
rm(list = ls())

# load necessary libraries

# load the data (don't edit) -- use only shipping_data
#   (shipping_data_check will not be provided while testing your script)
load("shipping_data.RData")

# here put your code that adds new columns to shipping_data

# save your results as results.RData
save(delivery_names, shipping_data, file = "results.RData")