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lujaymin

#1 Created at ... [Delete] [Delete and Lock User]
var isPrime = function(num){
    if(num === 1)
           return false;
       for(var i = 2;i <= Math.sqrt(num);i++){
           if((num % i) === 0)
               return false;
       }
       return true;     
}
return arr.filter(function(x){
        return isPrime(x);
    });

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