class calc {
public static void main
(String[] args
){  
    algorithm algorithmObject = new algorithm();
    algorithmObject.algorithm(1, 0, 1);
 
}
 
}
 
class algorithm{
public void algorithm(int a, int b, int c){
    double x1;
    double square 
= Math.
sqrt(b
*b 
- 4*a
*c
);     double numerator = b*-1 + square;
    double finalanswer = numerator/2*a;
 
    System.
out.
println(finalanswer
); }
 
}
 
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