HackerRank 30 days Challenge
Introduction
For beginners and coding interested students who want to improve coding knowledge, HACKERANK provide a 30 days coding context, one question per day.
Question Weight
All question are very simple and basic programming concept. It check our basic knowledge about interested programming language.
Questions List
| Day 0: Hello, World. | Easy, Max Score: 30, Success Rate: 85.60% | |||||||||
| Day 1: Data Types | Easy, Max Score: 30, Success Rate: 85.38% | |||||||||
| Day 2: Operators | Easy, Max Score: 30, Success Rate: 92.08% | |||||||||
| Day 3: Intro to Conditional Statements | Easy, Max Score: 30, Success Rate: 95.83% | |||||||||
| Day 4: Class vs. Instance | Easy, Max Score: 30, Success Rate: 96.60% | |||||||||
| Day 5: Loops | Easy, Max Score: 30, Success Rate: 98.48% | |||||||||
| Day 6: Let's Review | Easy, Max Score: 30, Success Rate: 95.13% | |||||||||
| Day 7: Arrays | Easy, Max Score: 30, Success Rate: 97.95% | |||||||||
| Day 8: Dictionaries and Maps | Easy, Max Score: 30, Success Rate: 92.15% | |||||||||
| Day 9: Recursion 3 | Easy, Max Score: 30, Success Rate: 98.36% | |||||||||
| Day 10: Binary Numbers | Easy, Max Score: 30, Success Rate: 93.80% | |||||||||
| Day 11: 2D Arrays | Easy, Max Score: 30, Success Rate: 95.91% | |||||||||
| Day 12: Inheritance | Easy, Max Score: 30, Success Rate: 97.68% | |||||||||
| Day 13: Abstract Classes | Easy, Max Score: 30, Success Rate: 99.50% | |||||||||
| Day 10: Binary Numbers | Easy, Max Score: 30, Success Rate: 93.80% | |||||||||
| Day Day 14: Scope | Easy, Max Score: 30, Success Rate: 99.26% | |||||||||
| Day 15: Linked List | Easy, Max Score: 30, Success Rate: 98.73% | |||||||||
| Day 16: Exceptions - String to Integer | Easy, Max Score: 30, Success Rate: 99.05% | |||||||||
| Day 17: More Exceptions | Easy, Max Score: 30, Success Rate: 99.20% | |||||||||
| Day 18: Queues and Stacks | Easy, Max Score: 30, Success Rate: 99.28% | |||||||||
| Day 19: Interfaces | Easy, Max Score: 30, Success Rate: 99.54% | |||||||||
| Day 20: Sorting | Easy, Max Score: 30, Success Rate: 98.15% | |||||||||
| Day 21: Generics | Easy, Max Score: 30, Success Rate: 99.57% | |||||||||
| Day 22: Binary Search Trees | Easy, Max Score: 30, Success Rate: 97.64% | |||||||||
| Day 23: BST Level-Order Traversal | Easy, Max Score: 30, Success Rate: 98.99% | |||||||||
| Day 24: More Linked Lists | Easy, Max Score: 30, Success Rate: 97.63% | |||||||||
| Day 25: Running Time and Complexity | Medium, Max Score: 30, Success Rate: 89.86% | |||||||||
| Day 26: Nested Logic | Easy, Max Score: 30, Success Rate: 94.77% | |||||||||
| Day 27: Testing | Easy, Max Score: 30, Success Rate: 88.85% | |||||||||
| Day 28: RegEx, Patterns, and Intro to Databases | Easy, Max Score: 30, Success Rate: 98.25% | |||||||||
| Day 29: Bitwise AND | Medium, Max Score: 30, Success Rate: 93.31% |