# Status Problem Level Completes Likes
106

Reverse the given String using Stack

Beginner % 0
107

Bubble Sort and Optimized Bubble Sort- Java Implementation

Beginner % 1
108

Find the Area of Triangle using base and height - Java Program

Beginner % 0
109

Calculate Log2n without using built-in function

Beginner % 1
112

Find the Circumference of a Circle - Java Program

Beginner % 0
113

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

Beginner % 0
114

Remove Vowels from a given String

Beginner % 0
115

Linear Search Algorithm

Beginner % 0
116

Floyd’s Triangle – Java Implementation

Beginner % 0
118

Java Program to determine if Given Year is Leap Year

Beginner % 0
119

Find the Area of a Circle - Java Program

Beginner % 0
120

Fizz Buzz Challenge - Java Implementation

Beginner % 0
121

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

Beginner % 1
122

Maximum Difference between two elements in array – Largest Gap Problem

Beginner % 0
123

Minimum number of guesses needed to find a specific number

Beginner % 0
124

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

Beginner % 1
125

Find the Area of a Triangle Using coordinates

Beginner % 0
126

Java Program to find if Triangle can be formed using given 3 sides

Beginner % 0
127

Convert Number to base 3 String Representation

Beginner % 1
128

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

Beginner % 0
129

Find Factorial of a given Number

Beginner % 0
130

Reverse a String using Recursion

Beginner % 0
131

Find Sum of all Digits of a Number

Beginner % 0
133

Weighted Graph Implementation – JAVA

Beginner % 1
134

Graph – Depth First Search using Recursion

Beginner % 1
135

Graph Implementation – Adjacency Matrix | Set 3

Beginner % 1
136

Java Pair Class

Beginner % 0
137

Graph Implementation – Adjacency List - Better| Set 2

Beginner % 0
138

Deque Implementation – Java

Beginner % 0
139

Nuts & Bolts Problem (Lock & Key problem)

Beginner % 0
140

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- Java Implementation

Find the Area of Triangle using base and height - Java Program

Calculate Log2n without using built-in function

Find the Circumference of a Circle - Java Program

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

Remove Vowels from a given String

Linear Search Algorithm

Floyd’s Triangle – Java Implementation

Java Program to determine if Given Year is Leap Year

Find the Area of a Circle - Java Program

Fizz Buzz Challenge - Java Implementation

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 specific number

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

Find the Area of a Triangle Using coordinates

Java Program to 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.