# Status Problem Level Completes Likes 1 Print Number with its Sign in Java Beginner % 0 2 Calculate Logn base r – Java Implementation Beginner % 0 3 Check if Given Number is power of 2. Beginner % 1 4 Print First n numbers in Fibonacci Series Beginner % 0 5 Find the Area of Triangle using base and height - Java Program Beginner % 0 6 Get the Sum of Digits in a number till it become a single digit Medium % 0 7 Print First N Prime Numbers - Java Code Beginner % 0 8 Print My IP Address – Java Code Beginner % 0 9 Find the Circumference of a Circle - Java Program Beginner % 0 10 Check if two Strings are equal without using built-in function - Java Beginner % 0 11 Floyd’s Triangle – Java Implementation Beginner % 0 12 Print Numbers from 1 to N without using loop Beginner % 0 13 Swap two numbers using Bitwise XOR Operator Medium % 1 14 Java Program to determine if Given Year is Leap Year Beginner % 0 15 Fizz Buzz Challenge - Java Implementation Beginner % 0 16 Divide with power of 2 without using pow() or / operator Beginner % 1 17 Minimum number of guesses needed to find a specific number Beginner % 0 18 Find the Area of a Triangle Using coordinates Beginner % 0 19 Java Program to find if Triangle can be formed using given 3 sides Beginner % 0 20 Find the Area of a Triangle Given Three Sides – Heron’s Formula Beginner % 0 21 Find Factorial of a given Number Beginner % 0 22 Find Sum of all Digits of a Number Beginner % 0 23 Check whether the given number is a perfect square Beginner % 0 24 Algorithm to calculate power(k,n). Beginner % 1 25 Find remainder without using modulo operator Beginner % 0 26 Swap two numbers without using extra variable Beginner % 0 27 Find numbers that are palindrome in the decimal and octal Representations Beginner % 0 28 Colorful Numbers Hard % 0 29 Print All the Subsets of a Given Set (Power Set) Hard % 1 30 Convert Decimal into Irreducible Fraction Beginner % 0 31 Clock Angle Problem Beginner % 1 32 Euclidean algorithm - Greatest Common Divisor(GCD) Beginner % 0 Print Number with its Sign in Java Calculate Logn base r – Java Implementation Check if Given Number is power of 2. Print First n numbers in Fibonacci Series Find the Area of Triangle using base and height - Java Program Get the Sum of Digits in a number till it become a single digit Print First N Prime Numbers - Java Code Print My IP Address – Java Code Find the Circumference of a Circle - Java Program Check if two Strings are equal without using built-in function - Java Floyd’s Triangle – Java Implementation Print Numbers from 1 to N without using loop Swap two numbers using Bitwise XOR Operator Java Program to determine if Given Year is Leap Year Fizz Buzz Challenge - Java Implementation Divide with power of 2 without using pow() or / operator Minimum number of guesses needed to find a specific number Find the Area of a Triangle Using coordinates Java Program to find if Triangle can be formed using given 3 sides Find the Area of a Triangle Given Three Sides – Heron’s Formula Find Factorial of a given Number Find Sum of all Digits of a Number Check whether the given number is a perfect square Algorithm to calculate power(k,n). Find remainder without using modulo operator Swap two numbers without using extra variable Find numbers that are palindrome in the decimal and octal Representations Colorful Numbers Print All the Subsets of a Given Set (Power Set) Convert Decimal into Irreducible Fraction Clock Angle Problem Euclidean algorithm - Greatest Common Divisor(GCD) 1
