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Targeted Campus Assessment Prep

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HackerRank Coding Challenge — IBM Preparation | SourCa

Stage 01: Cognitive Games Stage 02: Technical MCQs Stage 03: Coding Challenge

IBM•Associate System Engineer / Software Developer•Stage 03: Algorithmic Coding•60 Mins

HackerRank Coding Challenge

2 algorithmic programming problems evaluated on HackerRank with strict time and space complexity constraints.

IBM HackerRank coding round pattern.

Stage Practice SetAlgorithmic Coding

251 Questions

3 company-mapped + general practice

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COMPREHENSIVE PRACTICE SET

Curated Practice Questions (251)

Solve problems aligned with IBM's assessment pattern. Use the filters below to search by topic, algorithm, or question format.

3 Company-Mapped248 Practice Material

#01•Company-Mapped•Standard assessment problem across Amazon, Google, TCS Digital, and Accenture ASE coding rounds.

Two Sum Target Indices

DSA & Problem Solving•Arrays & Hash Maps•Coding

#02•Company-Mapped•Amazon SDE-1, Cisco Software OA, and Walmart Global Tech placement rounds.

Longest Substring Without Repeating Characters

DSA & Problem Solving•Sliding Window & Hash Sets•Coding

#03•Company-Mapped•Microsoft, Amazon, Goldman Sachs & Oracle Technical Coding Round.

Lowest Common Ancestor of a Binary Search Tree

DSA & Problem Solving•Binary Search Trees•Coding

#04•General Practice

Find First and Last Position of Element in Sorted Array

DSA & Problem Solving•Arrays & Two Pointers•Coding

#05•General Practice

Detect Cycle in a Directed Graph

DSA & Problem Solving•Trees & Binary Search Trees•Coding

#06•General Practice

Maximum Subarray Sum (Kadane's)

DSA & Problem Solving•Arrays & Dynamic Programming•Coding

#07•General Practice

Trapping Rain Water

DSA & Problem Solving•Two Pointers & Monotonic Arrays•Coding

#08•General Practice

Binary Tree Level Order Traversal

DSA & Problem Solving•Trees & Breadth First Search•Coding

#09•General Practice

Valid Parentheses & Bracket Matching

DSA & Problem Solving•Stacks & String Parsing•Coding

#10•General Practice

Coin Change (Minimum Coins)

DSA & Problem Solving•Dynamic Programming•Coding

#11•General Practice

Merge Two Sorted Lists

DSA & Problem Solving•Linked Lists & Two Pointers•Coding

#12•General Practice

Course Schedule & Cycle Detection (Topological Sort)

DSA & Problem Solving•Graphs & Topological Sort•Coding

#13•General Practice

Single Number (XOR Bit Manipulation)

DSA & Problem Solving•Bit Manipulation•Coding

#14•General Practice

Best Time to Buy and Sell Stock

DSA & Problem Solving•Arrays & Dynamic Programming•Coding

#15•General Practice

Invert Binary Tree

DSA & Problem Solving•Binary Trees & Recursion•Coding

#16•General Practice

Climbing Stairs (Distinct Step Combinations)

DSA & Problem Solving•Dynamic Programming•Coding

#17•General Practice

Search in Rotated Sorted Array

DSA & Problem Solving•Binary Search•Coding

#18•General Practice

Product of Array Except Self

DSA & Problem Solving•Prefix & Suffix Arrays•Coding

#19•General Practice

Merge Overlapping Intervals

Data Structures & Algorithms•Intervals & Sorting•Coding

#20•General Practice

Longest Palindromic Substring

Data Structures & Algorithms•Strings & Two Pointers•Coding

Showing 20 of 251 questions