# Status Problem video Level Completes Likes 439 Determine the given routing number belong to which bank Medium % 0 348 Print Number with its Sign in Java Beginner % 0 336 Calculate Logn base r – Java Implementation Beginner % 0 330 Check if Given Number is power of 2 Beginner % 1 327 Print First n numbers in Fibonacci Series Beginner % 0 320 Find the Area of Triangle using base and height Beginner % 0 319 Get the Sum of Digits in a number till it become a single digit Medium % 0 316 Print First N Prime Numbers Beginner % 0 315 Print My IP Address Beginner % 0 314 Find the Circumference of a Circle Beginner % 0 313 Check if two Strings are equal without using built-in function Beginner % 0 309 Floyd’s Triangle Beginner % 0 308 Print Numbers from 1 to N without using loop Beginner % 0 307 Swap two numbers using Bitwise XOR Operator Medium % 1 306 Determine if Given Year is Leap Year Beginner % 0 302 Fizz Buzz Challenge Beginner % 0 301 Bitwise Trick: Divide by Powers of 2 Without Operators Beginner % 1 299 Minimum number of guesses needed to find a number Beginner % 0 295 Find the Area of a Triangle Using coordinates Beginner % 0 294 Find if Triangle can be formed using given 3 sides Beginner % 0 292 Find the Area of a Triangle Given Three Sides – Heron’s Formula Beginner % 0 291 Find Factorial of a given Number Beginner % 0 289 Find Sum of all Digits of a Number Beginner % 0 232 Check whether the given number is a perfect square Beginner % 0 227 Algorithm to calculate power(k,n). Beginner % 1 226 Find remainder without using modulo operator Beginner % 0 225 Swap two numbers without using extra variable Beginner % 0 127 Numbers Palindrome in Both Decimal and Octal Beginner % 0 123 Colorful Numbers Hard % 3 121 Print All the Subsets of a Given Set (Power Set) Hard % 1 120 Convert Decimal to Irreducible Fraction (Simplified Form) Beginner % 0 119 Clock Angle Problem Beginner % 1 109 Find Greatest Common Divisor (GCD) Efficiently with Euclidean Algorithm Beginner % 0 Determine the given routing number belong to which bank 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 Get the Sum of Digits in a number till it become a single digit Print First N Prime Numbers Print My IP Address Find the Circumference of a Circle Check if two Strings are equal without using built-in function Floyd’s Triangle Print Numbers from 1 to N without using loop Swap two numbers using Bitwise XOR Operator Determine if Given Year is Leap Year Fizz Buzz Challenge Bitwise Trick: Divide by Powers of 2 Without Operators Minimum number of guesses needed to find a number Find the Area of a Triangle Using coordinates 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 Numbers Palindrome in Both Decimal and Octal Colorful Numbers Print All the Subsets of a Given Set (Power Set) Convert Decimal to Irreducible Fraction (Simplified Form) Clock Angle Problem Find Greatest Common Divisor (GCD) Efficiently with Euclidean Algorithm 1