39 lines
		
	
	
		
			587 B
		
	
	
	
		
			Markdown
		
	
	
	
	
	
		
		
			
		
	
	
			39 lines
		
	
	
		
			587 B
		
	
	
	
		
			Markdown
		
	
	
	
	
	
|   | --- | ||
|  | id: 5900f4661000cf542c50ff78 | ||
|  | title: 'Problem 250: 250250' | ||
|  | challengeType: 5 | ||
|  | forumTopicId: 301898 | ||
|  | dashedName: problem-250-250250 | ||
|  | --- | ||
|  | 
 | ||
|  | # --description--
 | ||
|  | 
 | ||
|  | Find the number of non-empty subsets of {11, 22, 33,..., 250250250250}, the sum of whose elements is divisible by 250. Enter the rightmost 16 digits as your answer. | ||
|  | 
 | ||
|  | # --hints--
 | ||
|  | 
 | ||
|  | `euler250()` should return 1425480602091519. | ||
|  | 
 | ||
|  | ```js | ||
|  | assert.strictEqual(euler250(), 1425480602091519); | ||
|  | ``` | ||
|  | 
 | ||
|  | # --seed--
 | ||
|  | 
 | ||
|  | ## --seed-contents--
 | ||
|  | 
 | ||
|  | ```js | ||
|  | function euler250() { | ||
|  | 
 | ||
|  |   return true; | ||
|  | } | ||
|  | 
 | ||
|  | euler250(); | ||
|  | ``` | ||
|  | 
 | ||
|  | # --solutions--
 | ||
|  | 
 | ||
|  | ```js | ||
|  | // solution required | ||
|  | ``` |