One more GCD sum
Concepts Used Mathematics Difficulty Level Hard Problem Statement (Simplified): Calculate the sum for a given number n: See original problem statement here Solving Approach : Bruteforce Approach: 1) We can...
Sum of first N primes with no odd prime digit
Concepts Used: Mathematics Difficulty Level: Medium Problem Statement (Simplified): For a given number N, find the sum of first N primes which don't contain any odd prime digits (3,5,7) in...
Operate Numbers
Concepts Used: Mathematics Difficulty Level: Medium Problem Statement (Simplified): Perform following operations until one number becomes 0 and print the total number of operations. 1) Subtract larger number from smaller...
Total numbers divisible by a number in a given range
Concepts Used: Mathematics Difficulty Level: Hard Problem Statement (Simplified): For given three numbers r,p,q. We have to find the total number of values divisible by r in a range [p,q]....
Hero Villian
Concepts Used: Mathematics Difficulty Level: Medium Problem Statement (Simplified): For a given array of integers print the total number of integers which divides all the array elements and are less...
Prime Numbers
Concepts Used: Mathematics Difficulty Level: Easy Problem Statement (Simplified): For a given number N, print Yes if it is prime, else print No. Prime Numbers: Numbers that are divisible by...