AISemiCon Interview Questions and Answers

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Q1. Count freq of elements in array
Ans. 
Count frequency of elements in array of strings
• Iterate through the array and use a hashmap to store the frequency of each element

• Use a for loop to go through each element and update the count in the hashmap

• Return the hashmap with element frequencies
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Q1. Which is the best sorting algorithm
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There is no one-size-fits-all answer as the best sorting algorithm depends on the specific use case and constraints.
• The best sorting algorithm depends on factors such as the size of the data set, the range of values, whether the data is mostly already sorted or not, and the available memory.

• For small data sets or nearly sorted data, insertion sort or bubble sort may be efficient.

• For large data sets, quicksort, mergesor...read more
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Write a program to print the permutations of abc