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JKISeason3-26_​Rare Ingredients in Pizza Toppings

Rare Ingredients in Pizza Toppings

Challenge 26

Level: Easy

Description: This week we propose a delicious (and, for some people, scary!) challenge: find the most uncommon pizza toppings. Given a dataset containing pizza options from several restaurants, along with their prices and ingredient lists, your task is to find the ingredients that are most rarely used -- i.e. the ones that appear the least in the ingredient lists. Go a step further if you will and extract the rarest ingredient pairs as well. Buon appetito!

Author: Emilio Silvestri

URL: Dataset https://hub.knime.com/alinebessa/spaces/Just%20KNIME%20It!%20Season%203%20-%20Datasets/Challenge%2026%20-%20Dataset~fsPlH1GgMIwEpguZ/

pizzas.txtIngredientsrestNode 3Node 18Node 22Node 23Node 24Node 25Node 26Node 27Node 28Node 29Node 30Node 31Node 32Node 33Node 34Node 35Node 36Node 37Node 38Node 39Node 40Node 41Node 42Node 43Node 45DictionaryNode 47Node 48Node 49Node 50Node 51Node 52Node 53Node 54File Reader Column Splitter Cell Splitter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Concatenate RowID RowID RowID RowID RowID RowID RowID RowID RowID RowID Row Filter GroupBy Table Creator String Replacer(Dictionary) GroupBy Table View Table View Sorter Sorter RowID Column Resorter pizzas.txtIngredientsrestNode 3Node 18Node 22Node 23Node 24Node 25Node 26Node 27Node 28Node 29Node 30Node 31Node 32Node 33Node 34Node 35Node 36Node 37Node 38Node 39Node 40Node 41Node 42Node 43Node 45DictionaryNode 47Node 48Node 49Node 50Node 51Node 52Node 53Node 54File Reader Column Splitter Cell Splitter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Value Counter Concatenate RowID RowID RowID RowID RowID RowID RowID RowID RowID RowID Row Filter GroupBy Table Creator String Replacer(Dictionary) GroupBy Table View Table View Sorter Sorter RowID Column Resorter

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