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copied!<p>Your problem is already solved but I am posting another way of doing it just for reference.</p> <p>The code was written to be tested on node.js, but the functions should work fine when called within the browser. Also, this only handles the range [0,1000000], but can be easily adapted for bigger ranges.</p> <pre><code>#! /usr/bin/env node var sys=require('sys'); // actual conversion code starts here var ones=['','one','two','three','four','five','six','seven','eight','nine']; var tens=['','','twenty','thirty','forty','fifty','sixty','seventy','eighty','ninety']; var teens=['ten','eleven','twelve','thirteen','fourteen','fifteen','sixteen','seventeen','eighteen','nineteen']; function convert_millions(num){ if (num>=1000000){ return convert_millions(Math.floor(num/1000000))+" million "+convert_thousands(num%1000000); } else { return convert_thousands(num); } } function convert_thousands(num){ if (num>=1000){ return convert_hundreds(Math.floor(num/1000))+" thousand "+convert_hundreds(num%1000); } else{ return convert_hundreds(num); } } function convert_hundreds(num){ if (num>99){ return ones[Math.floor(num/100)]+" hundred "+convert_tens(num%100); } else{ return convert_tens(num); } } function convert_tens(num){ if (num<10) return ones[num]; else if (num>=10 && num<20) return teens[num-10]; else{ return tens[Math.floor(num/10)]+" "+ones[num%10]; } } function convert(num){ if (num==0) return "zero"; else return convert_millions(num); } //end of conversion code //testing code begins here function main(){ var cases=[0,1,2,7,10,11,12,13,15,19,20,21,25,29,30,35,50,55,69,70,99,100,101,119,510,900,1000,5001,5019,5555,10000,11000,100000,199001,1000000,1111111,190000009]; for (var i=0;i<cases.length;i++ ){ sys.puts(cases[i]+": "+convert(cases[i])); } } main(); </code></pre>

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