projecteuler.net

Counting summations

Problem 76

Published on 13 August 2004 at 06:00 pm [Server Time]

It is possible to write five as a sum in exactly six different ways:

4 + 1
3 + 2
3 + 1 + 1
2 + 2 + 1
2 + 1 + 1 + 1
1 + 1 + 1 + 1 + 1

How many different ways can one hundred be written as a sum of at least two positive integers?


Answer:
Confirmation Code:
Go to back to Problems