import java.util.*;
import java.lang.*;
import java.io.*;
class Depo
{
{
double a, b, c;
Scanner in
= new Scanner
(System.
in); a=in.nextDouble();
b=in.nextDouble();
c=in.nextDouble();
if((a>=b)&&(b>=c)){
a*=2;
b*=2;
c*=2;
}
else{
}
System.
out.
printf("a = %3.2f, b = %3.2f, c = %3.2f", a, b, c
); }
}
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