Anmol53 / hackerrank-problem-solving

Solutions for practice problems at HackerRank.

Hackerrank Practice Questions (Problem-Solving)

Why this repository?

This is mostly for my personal learning and future references, and if anyone needs help with a certain problem.

"Try the problem yourself first, then only proceed to the solution. BE FAITHFUL TO YOUR WORK."

If found helpful please press a ⭐.

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INDEX

Algorithms

• Warmup
• Implementation
• Strings
• Search
• Greedy

Content

Algorithms

Subdomain	Problem Statement	Solution c	Solution java	Solution js	Difficulty	Score
Warmup	A Very Big Sum	Solution.c	Solution.java		Easy	10
Warmup	Birthday Cake Candles	Solution.c	Solution.java	Solution.js	Easy	10
Warmup	Compare the Triplets	Solution.c	Solution.java		Easy	10
Warmup	Diagonal Difference	Solution.c	Solution.java	Solution.js	Easy	10
Warmup	Mini-Max Sum	Solution.c	Solution.java	Solution.js	Easy	10
Warmup	Plus Minus	Solution.c	Solution.java	Solution.js	Easy	10
Warmup	Simple Array Sum	Solution.c	Solution.java		Easy	10
Warmup	Solve Me First	Solution.c	Solution.java		Easy	1
Warmup	Staircase	Solution.c	Solution.java	Solution.js	Easy	10
Warmup	Time Conversion	Solution.c	Solution.java	Solution.js	Easy	15
Implementation	3D Surface Area	Solution.c	Solution.java		Medium	30
Implementation	ACM ICPC Team	Solution.c			Easy	25
Implementation	Almost Sorted	Solution.c			Medium	50
Implementation	Angry Professor	Solution.c			Easy	20
Implementation	Append And Delete	Solution.c			Easy	20
Implementation	Apple And Orange	Solution.c			Easy	10
Implementation	Beautiful Days At The Movies	Solution.c			Easy	15
Implementation	Beautiful Triplets	Solution.c			Easy	20
Implementation	Between Two Sets	Solution.c			Easy	10
Implementation	Bigger Is Greater	Solution.c			Medium	35
Implementation	Birthday Chocolate	Solution.c			Easy	10
Implementation	Bon Appétit	Solution.c			Easy	10
Implementation	Breaking The Records	Solution.c			Easy	10
Implementation	Cats And A Mouse	Solution.c			Easy	15
Implementation	Cavity Map	Solution.c			Easy	30
Implementation	Chocolate Feast	Solution.c			Easy	25
Implementation	Circular Array Rotation	Solution.c			Easy	20
Implementation	Climbing the Leaderboard		Solution.java	Solution.js	Medium	20
Implementation	Counting Valleys	Solution.c			Easy	15
Implementation	Cut The Sticks	Solution.c			Easy	25
Implementation	Day Of The Programmer	Solution.c			Easy	15
Implementation	Designer PDF Viewer	Solution.c			Easy	20
Implementation	Divisible Sum Pairs	Solution.c			Easy	10
Implementation	Drawing Book	Solution.c			Easy	10
Implementation	Electronics Shop	Solution.c			Easy	15
Implementation	Ema's Supercomputer		Solution.java		Medium	40
Implementation	Encryption	Solution.c			Medium	30
Implementation	Equalize The Array	Solution.c			Easy	20
Implementation	Extra Long Factorials	Solution.c			Medium	20
Implementation	Fair Rations	Solution.c			Easy	25
Implementation	Find Digits	Solution.c			Easy	25
Implementation	Flatland Space Stations	Solution.c			Easy	25
Implementation	Forming A Magic Square	Solution.c			Medium	20
Implementation	Grading Students	Solution.c			Easy	10
Implementation	Halloween Sale	Solution.c			Easy	20
Implementation	Jumping On The Clouds	Solution.c			Easy	20
Implementation	Kangaroo	Solution.c			Easy	10
Implementation	Library Fine	Solution.c			Easy	15
Implementation	Lisa's Workbook	Solution.c			Easy	25
Implementation	Manasa And Stones	Solution.c			Easy	30
Implementation	Matrix Layer Rotation		Solution.java		Hard	80
Implementation	Migratory Birds	Solution.c			Easy	10
Implementation	Minimum Distances	Solution.c			Easy	20
Implementation	Modified Kaprekar Numbers	Solution.c			Easy	30
Implementation	Organizing Containers Of Balls	Solution.c			Medium	30
Implementation	Picking Numbers	Solution.c			Easy	20
Implementation	Repeated String	Solution.c			Easy	20
Implementation	Save The Prisoner!	Solution.c			Easy	15
Implementation	Sequence Equation	Solution.c			Easy	20
Implementation	Service Lane	Solution.c			Easy	20
Implementation	Sherlock And Squares	Solution.c			Easy	20
Implementation	Sock Merchant	Solution.c			Easy	10
Implementation	Strange Counter	Solution.c			Easy	30
Implementation	Taum and B'day	Solution.c			Easy	25
Implementation	The Grid Search		Solution.java		Medium	30
Implementation	The Hurdle Race	Solution.c			Easy	15
Implementation	The Time ln Words	Solution.c			Medium	25
Implementation	Utopian Tree	Solution.c			Easy	20
Implementation	Viral Advertising	Solution.c			Easy	15
Strings	Alternating Characters	Solution.c			Easy	20
Strings	Anagram	Solution.c			Easy	25
Strings	Beautiful Binary String	Solution.c			Easy	20
Strings	Caesar Cipher	Solution.c			Easy	15
Strings	CamelCase	Solution.c			Easy	15
Strings	Common Child		Solution.java		Medium	60
Strings	Funny String	Solution.c			Easy	15
Strings	Game Of Thrones-l	Solution.c			Easy	30
Strings	Gemstones	Solution.c			Easy	20
Strings	HackerRank ln A String!	Solution.c			Easy	20
Strings	Making Anagrams	Solution.c			Easy	30
Strings	Mars Exploration	Solution.c			Easy	15
Strings	Palindrome Index		Solution.java		Easy	25
Strings	Pangrams	Solution.c			Easy	20
Strings	Separate The Numbers	Solution.c			Easy	20
Strings	Sherlock And Anagrams		Solution.java		Medium	50
Strings	String Construction	Solution.c			Easy	25
Strings	Strong Password	Solution.c			Easy	15
Strings	Super Reduced String	Solution.c			Easy	10
Strings	The Love-Letter Mystery	Solution.c			Easy	20
Strings	Two Characters		Solution.java		Easy	20
Strings	Two Strings	Solution.c			Easy	25
Strings	Weighted Uniform Strings		Solution.java		Easy	20
Search	Connected Cells In A Grid		Solution.java		Medium	50
Search	Hackerland Radio Transmitters	Solution.c			Medium	25
Search	Ice Cream Parlor	Solution.c			Easy	30
Search	Missing Numbers	Solution.c			Easy	45
Search	Pairs		Solution.java		Medium	50
Search	Sherlock and Array	Solution.c			Easy	40
Greedy	Beautiful Pairs	Solution.c			Easy	30
Greedy	Chief Hopper	Solution.c	Solution.java		Hard	65
Greedy	Cutting Boards	Solution.c			Hard	60
Greedy	Goodland Electricity	Solution.c			Medium	40
Greedy	Greedy Florist	Solution.c	Solution.java		Medium	35
Greedy	Grid Challenge	Solution.c			Easy	20
Greedy	Jim and the Orders	Solution.c			Easy	40
Greedy	Largest Permutation	Solution.c			Easy	30
Greedy	Luck Balance	Solution.c			Easy	20
Greedy	Marc's Cakewalk	Solution.c	Solution.java		Easy	15
Greedy	Mark and Toys	Solution.c	Solution.java		Easy	35
Greedy	Max Min	Solution.c			Medium	35
Greedy	Maximum Perimeter Triangle	Solution.c			Easy	20
Greedy	Minimum Absolute Difference in an Array	Solution.c	Solution.java		Easy	15
Greedy	Permuting Two Arrays	Solution.c	Solution.java		Easy	40
Greedy	Priyanka and Toys	Solution.c	Solution.java		Easy	30
Greedy	Sherlock and The Beast	Solution.c			Easy	30

Author

Anmol Agrawal

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"Any suggestions would be appreciated"