data/problems/250.yml
---
:id: 250
:name: '250250'
:url: https://projecteuler.net/problem=250
:content: "Find the number of non-empty subsets of {1<sup>1</sup>, 2<sup>2</sup>,
3<sup>3</sup>,..., 250250<sup>250250</sup>}, the sum of whose elements is divisible
by 250. Enter the rightmost 16 digits as your answer.\n\n"