# Status Problem video Level Completes Likes
323

Reverse the given String using Stack

Beginner % 0
321

Bubble Sort and Optimized Bubble Sort

Beginner % 1
320

Find the Area of Triangle using base and height

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318

Calculate Log2n without using built-in function

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314

Find the Circumference of a Circle

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313

Check if two Strings are equal without using built-in function

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312

Remove Vowels from a given String

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311

Linear Search Algorithm

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309

Floyd’s Triangle

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306

Determine if Given Year is Leap Year

Beginner % 0
304

Find the Area of a Circle

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302

Fizz Buzz Challenge

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301

Divide with power of 2 without using pow() or / operator

Beginner % 1
300

Maximum Difference between two elements in array – Largest Gap Problem

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299

Minimum number of guesses needed to find a number

Beginner % 0
298

Left Shift (<<) and Right Shift (>>) Operators

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295

Find the Area of a Triangle Using coordinates

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294

Find if Triangle can be formed using given 3 sides

Beginner % 0
293

Convert Number to base 3 String Representation

Beginner % 1
292

Find the Area of a Triangle Given Three Sides – Heron’s Formula

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291

Find Factorial of a given Number

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290

Reverse a String using Recursion

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289

Find Sum of all Digits of a Number

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270

Weighted Graph Implementation – JAVA

Beginner % 1
267

Graph – Depth First Search using Recursion

Beginner % 1
266

Graph Implementation – Adjacency Matrix | Set 3

Beginner % 1
265

Java Pair Class

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264

Graph Implementation – Adjacency List - Better| Set 2

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260

Deque Implementation – Java

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250

Nuts & Bolts Problem (Lock & Key problem)

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242

Number of bit to be flipped to convert one number to another.

Beginner % 1

Reverse the given String using Stack

Bubble Sort and Optimized Bubble Sort

Find the Area of Triangle using base and height

Calculate Log2n without using built-in function

Find the Circumference of a Circle

Check if two Strings are equal without using built-in function

Remove Vowels from a given String

Linear Search Algorithm

Floyd’s Triangle

Determine if Given Year is Leap Year

Find the Area of a Circle

Fizz Buzz Challenge

Divide with power of 2 without using pow() or / operator

Maximum Difference between two elements in array – Largest Gap Problem

Minimum number of guesses needed to find a number

Left Shift (<<) and Right Shift (>>) Operators

Find the Area of a Triangle Using coordinates

Find if Triangle can be formed using given 3 sides

Convert Number to base 3 String Representation

Find the Area of a Triangle Given Three Sides – Heron’s Formula

Find Factorial of a given Number

Reverse a String using Recursion

Find Sum of all Digits of a Number

Weighted Graph Implementation – JAVA

Graph – Depth First Search using Recursion

Graph Implementation – Adjacency Matrix | Set 3

Java Pair Class

Graph Implementation – Adjacency List - Better| Set 2

Deque Implementation – Java

Nuts & Bolts Problem (Lock & Key problem)

Number of bit to be flipped to convert one number to another.