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JavaScript

f=a=>{for(c of "9As4BebFr6He7Hi3LaoMu9PaiTh7Wrzb3DdAmlBi7BiiBo8BugCh6CoiColCohCocDadEa6Eb9Ec5EmbEnbExfFrnGaqGefGeoHa8HibHo5IsgIthJa6Jo9LicMalMayMoaMu9My9OplPe4PeaPhgPh8PojPoiPr8PukQujRe8RogRu10SooSocSohSpgSp6Sp8StiSu7TraVigVidWibWodWoziCodel8EtyHibLibOpvPrhSi3To".split`z`)if(~c.indexOf(a.length.toString(36)+a[0]+a[1]))return c[0]}
alert(f(prompt()))

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JSFiddle - React, Tailwind, and code Playground

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Join the 4+ million users, and keep the JSFiddle dream alive.

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Use pre-released features

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