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Optimize permutations algorithm.

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Lines changed: 6 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -14,13 +14,14 @@ export default function permutateWithRepetitions(`
`14`	`14`	`// Init permutations array.`
`15`	`15`	`const permutations = [];`
`16`	`16`
	`17`	`+ // Get smaller permutations.`
	`18`	`+ const smallerPermutations = permutateWithRepetitions(`
	`19`	`+ permutationOptions,`
	`20`	`+ permutationLength - 1,`
	`21`	`+ );`
	`22`	`+`
`17`	`23`	`// Go through all options and join it to the smaller permutations.`
`18`	`24`	`permutationOptions.forEach((currentOption) => {`
`19`		`- const smallerPermutations = permutateWithRepetitions(`
`20`		`- permutationOptions,`
`21`		`- permutationLength - 1,`
`22`		`- );`
`23`		`-`
`24`	`25`	`smallerPermutations.forEach((smallerPermutation) => {`
`25`	`26`	`permutations.push([currentOption].concat(smallerPermutation));`
`26`	`27`	`});`

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