# Status Problem video Level Completes Likes 540 find the Arithmetic Progression sequence Beginner % 3 539 Find the Nth-term in a given arithmetic progression Beginner % 1 525 Find the number of pairs with odd XOR Beginner % 2 450 Given two coordinates, Print the line equation Beginner % 0 416 Evaluation of Prefix Expressions (Polish Notation) | Set 2 Medium % 0 412 Check if Number is divisible by its digits Beginner % 0 410 Evaluation of Prefix Expressions (Polish Notation) | Set 1 Medium % 0 406 Evaluation of Postfix Expressions (Polish Postfix notation) | Set 2 Medium % 0 402 Check if Arithmetic Expression contains duplicate parenthesis Medium % 0 390 Convert Prefix to Postfix Expression Medium % 0 387 Convert Postfix to Prefix Expression Medium % 0 377 Convert Postfix to Infix Expression Medium % 0 371 Convert Infix to Prefix Expression Medium % 0 365 Convert Infix to Postfix Expression Medium % 0 363 Evaluation of Infix expressions Medium % 0 361 Convert Prefix to Infix Expression Medium % 0 358 Infix, Postfix and Prefix Notations/Expressions Beginner % 0 352 Check if given number is perfect square - O(√N) Solution Beginner % 0 345 Find the roots of Quadratic Equation – Java Program Beginner % 0 336 Calculate Logn base r – Java Implementation Beginner % 0 326 Find the Area and Perimeter of Rectangle Beginner % 0 320 Find the Area of Triangle using base and height Beginner % 0 318 Calculate Log2n without using built-in function Beginner % 1 314 Find the Circumference of a Circle Beginner % 0 309 Floyd’s Triangle Beginner % 0 306 Determine if Given Year is Leap Year Beginner % 0 305 Find number of Distinct Permutations of a String Medium % 0 304 Find the Area of a Circle 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 % 0 109 Find Greatest Common Divisor (GCD) Efficiently with Euclidean Algorithm Beginner % 0 find the Arithmetic Progression sequence Find the Nth-term in a given arithmetic progression Find the number of pairs with odd XOR Given two coordinates, Print the line equation Evaluation of Prefix Expressions (Polish Notation) | Set 2 Check if Number is divisible by its digits Evaluation of Prefix Expressions (Polish Notation) | Set 1 Evaluation of Postfix Expressions (Polish Postfix notation) | Set 2 Check if Arithmetic Expression contains duplicate parenthesis Convert Prefix to Postfix Expression Convert Postfix to Prefix Expression Convert Postfix to Infix Expression Convert Infix to Prefix Expression Convert Infix to Postfix Expression Evaluation of Infix expressions Convert Prefix to Infix Expression Infix, Postfix and Prefix Notations/Expressions Check if given number is perfect square - O(√N) Solution Find the roots of Quadratic Equation – Java Program Calculate Logn base r – Java Implementation Find the Area and Perimeter of Rectangle Find the Area of Triangle using base and height Calculate Log2n without using built-in function Find the Circumference of a Circle Floyd’s Triangle Determine if Given Year is Leap Year Find number of Distinct Permutations of a String Find the Area of a Circle 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 Greatest Common Divisor (GCD) Efficiently with Euclidean Algorithm 1
