/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
Scanner sc
= new Scanner
(System.
in); double a = sc.nextDouble();
double b = sc.nextDouble();
double c = sc.nextDouble();
double D
= Math.
pow(b,
2)-4*a
*c
; if (a != 0) {
if (D > 0) {
System.
out.
print("Первый корень - "+(-b
+Math.
sqrt(D
))/(2*a
)+", второй корень - "+(-b
-Math.
sqrt(D
))/(2*a
)); }
if (D == 0) {
System.
out.
print("Корень - "+((-b
)/(2*a
))); }
}
}
}
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