6 lines
225 B
JavaScript
6 lines
225 B
JavaScript
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import letterCombinations from '../../src/array/letter-combinations-of-a-phone-number'
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test('letterCombinations', () => {
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expect(letterCombinations('23')).toEqual(['ad', 'ae', 'af', 'bd', 'be', 'bf', 'cd', 'ce', 'cf'])
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})
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