Basics of Sets and Relations #3 – HackerRank Solution

In this post, we will solve Basics of Sets and Relations #3 HackerRank Solution. This problem (Basics of Sets and Relations #3) is a part of HackerRank Databases series.

Task

You are given two sets.
Set A = {1,2,3,4,5,6}
Set B = {2,3,4,5,6,7,8}

How many elements are present in A – B?
Only enter the correct integer in the answering box. Do not include any extra spaces, tabs or newlines.

Solution – Basics of Sets and Relations #3 – HackerRank Solution

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Note: This problem (Basics of Sets and Relations #3) is generated by HackerRank but the solutions is provided by CodingBroz. This tutorial is only for Educational and Learning purpose.