Iotasol Interview Questions and Answers

Araay , string, star pattern, recursion,linklist

Q1. Array,string star pattern medium question
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Q1. Remove Duplicates and Sort Array?
Ans. 
Remove duplicates and sort array of strings.
• Use a Set to remove duplicates from the array.

• Convert the Set back to an array and sort it using the sort() method.
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Q2. Reverse the String.
Ans. 
Reverse a given string
• Create a character array from the input string

• Use two pointers to swap characters from start and end of the array

• Repeat until the pointers meet in the middle
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Q3. Find Vowels and consonants.
Ans. 
Count vowels and consonants in a given string.
• Create a function that takes a string as input

• Iterate through each character in the string and check if it is a vowel or consonant

• Increment respective counters for vowels and consonants

• Return the counts of vowels and consonants
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