/**有需要自取，必须标明出处
- @param a Number, b Number, c Number
- @return String
*/
var Solution = function(a, b, c){
var d=b*b-4*a*c if(d<0) { return false }else if(d===0) { var e=(-b)/(2*a) return e.toFixed(1) }else { var q=((-b)+Math.pow(d,0.5))/(2*a) var w=((-b)-Math.pow(d,0.5))/(2*a) return w.toFixed(1)+" "+q.toFixed(1) }
};
