What is the first value which can be written as the sum of primes in over five thousand different ways?
Find the minimal path sum from the left column to the right column.
Find the minimal path sum from the top left to the bottom right by moving right and down.
Using an efficient algorithm find the maximal sum in the triangle?
Find the maximum sum travelling from the top of the triangle to the base.
How many different ways can one hundred be written as a sum of at least two positive integers?
Investigating combinations of English currency denominations.