Unthinkable Solutions Interview Questions, Process, and Tips

Errors resolving , some theory

Test case satisfy in hacker earth

Q1. String reverse code in any language
Ans. 
Reverse a string in any programming language
• Use a loop to iterate through the characters of the string

• Swap the characters from start to end of the string

• Repeat until the entire string is reversed
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Q2. Describe yourself in 2 minutes
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Q1. Describe yourself, attitude checking, interest checking coding part checking
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It consisted of 30 mcq questoions

The second round was lasted for 20 mins with a hard leetcode questionj.

Q1. Sum without plus sign
Ans. 
Use bitwise operators to perform addition without using the plus sign.
• Use bitwise XOR operation to add two numbers without carrying over

• Use bitwise AND operation to find the carry bits and shift them to the left

• Repeat the process until there are no more carry bits
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Q2. Reverse the string
Ans. 
Reverse a given string
• Use a loop to iterate through the characters of the string and build a new string in reverse order

• Alternatively, use built-in functions like reverse() or StringBuilder in some programming languages
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It was a basic coding test with esay dsa questions from array and stings etc

The level of dsa questions was shifted to medium

Q1. Basic dsa question to reverse a float interger
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Q2. Questions related to ur resume
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