Klaus IT Solutions Design Engineer Interview Questions and Answers

General coding and hackerrank test

Q1. Write a program to find duplicates in a list
Ans. 
Program to find duplicates in a list
• Create an empty dictionary

• Loop through the list and add each element as a key in the dictionary with value 1

• If the key already exists, increment its value by 1

• Print the keys with value greater than 1
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