Average number of swaps performed in Bubble Sort...

How to write a function f("123")=123+12+23+1+2+3 as a recurrence relationship...

Most efficient way to find the last digit of a^b...

Express any odd number greater than 5 as the sum of 3 primes...

Number of divisiors upto 10^6...

Calculating number of terms that should be added to get the required sum in series...

Find the number of common factors for n numbers excluding "1" as common factor...

SPOJ PPATH, Converting a given 4 digit prime to another 4 digit prime...

Sum of series: a^0+2a^1 + 3*a^2 + 4*a^3 + … + n*a^(n-1) (mod M)...

Determining coefficient of x^m term in (x^2 + x + 1)^n is even or odd...

Finding period of a sequence...

Find amount of pairs of (x,y) where x^k + y^k = n...

Sum Of Two Squares: Where's My Error?...

C# solution for number of ways to choose 2 numbers from different groups of numbers...

finding a^b^c^... mod m...

Algorithm for finding smallest number with given number of factors...

Recursively defined function of two integers in Prolog (partition function)...

Weird answer to "What is the smallest number *n* by which the given number *x* must be divided ...

Maximum Sum of Factors of Numbers in a given Range...

How can we find maximum spanning tree in complete graph...

Value range of unsigned qword (64-Bits) using less bits?...

Generating Diffie-hellman parameters (generator)...

From 1 to N how many pairs have LCM = N?...

Number of Integer Composition with the number which is in a specific list...

Prolog program to get an (integer) number as the sum of two integer squares, why does it not work?...

Find the value of polynomial at some K different integers, modulo 786433...

How many numbers are there upto N which have digits 2,3,5 and divisible by 2,3,5?...

Can the prime-counting function and product of consecutive primes be calculated in polynomial time?...

How to find Consecutive Numbers Among multiple Arrays?...

Code that maps numbers from one number to another with where each number has a distance greater than...