1.6 KiB
		
	
	
	
	
	
	
	
			
		
		
	
	
			1.6 KiB
		
	
	
	
	
	
	
	
id, challengeType, title, videoUrl, localeTitle
| id | challengeType | title | videoUrl | localeTitle | 
|---|---|---|---|---|
| 5900f37b1000cf542c50fe8e | 5 | Problem 15: Lattice paths | Problema 15: caminos de celosía | 
Description

 ¿Cuántas de estas rutas hay a través de un gridSize dado? 
Instructions
Tests
tests:
  - text: <code>latticePaths(4)</code> debe devolver 70.
    testString: 'assert.strictEqual(latticePaths(4), 70, "<code>latticePaths(4)</code> should return 70.");'
  - text: <code>latticePaths(9)</code> debe devolver 48620.
    testString: 'assert.strictEqual(latticePaths(9), 48620, "<code>latticePaths(9)</code> should return 48620.");'
  - text: <code>latticePaths(20)</code> debe devolver 137846528820.
    testString: 'assert.strictEqual(latticePaths(20), 137846528820, "<code>latticePaths(20)</code> should return 137846528820.");'
Challenge Seed
function latticePaths(gridSize) {
  // Good luck!
  return true;
}
latticePaths(4);
Solution
// solution required