Intellimation.ai interview experience Real time questions & tips from candidates to crack your interview
Java Developer
Intellimation.ai
1 rounds | 1 Coding
problems
Rejected
Interview preparation journey
Journey
I started my preparation by dedicating 3 days to Core Java concepts, followed by 3 days on Spring Boot. After that, I spent 1 day focusing on other important topics such as SOLID principles, Design Patterns, and related concepts. This structured approach helped me cover both the fundamentals and advanced areas in a short time.
Preparation
Topics: Core Java Concepts, Spring Boot, SOLID Principles, Design Patterns
Application process
Where: Coding Ninjas Placement Cell
Eligibility: NA, (Salary range: 7-13 LPA)
Interview rounds
01
Round
Medium
Online Coding Interview
Duration
Interview date5 May 2025
Coding problem1
1. Excel Column Title → Number
Given a string columnTitle representing an Excel column label (e.g., "A"..."Z", "AA", "AB"), return its corresponding 1-based column number, treating it like a base-26 number where A=1, B=2, ..., Z=26.
Problem approach
Step 1: I took the string and put a for loop
Step 2: In the loop, I took each char from the string and added its ASCII value
Step 3: I calculated total and printed the result
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
How do you remove whitespace from the start of a string?
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