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matheustp/anoBissexto.js

Created June 17, 2017 06:21
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Verifica se o ano é bissexto
Raw
anoBissexto.js
const ehMultiplo = ( multiplo ) => ( ano ) => ano % multiplo === 0
const nao = ( entrada ) => !entrada
const ehMultiploDe400 = ehMultiplo( 400 )
const ehMultiploDe4 = ehMultiplo( 4 )
const ehMultiploDe100 = ehMultiplo( 100 )
const ehBissexto = ( ano ) => (ehMultiploDe400( ano ) || (ehMultiploDe4( ano ) && nao(ehMultiploDe100( ano ))))
console.log(ehBissexto(2016))
console.log(ehBissexto(1600))
console.log(ehBissexto(2017))
console.log(ehBissexto(2020))
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