import java.util.*;
import java.lang.*;
import java.io.*;
class Ideone
{
{
Scanner in
= new Scanner
(System.
in); double x, y, z, max;
x = in.nextDouble();
y = in.nextDouble();
z = in.nextDouble();
if (x <= y)
max = y;
else
max = x;
if (max <= z)
max = z;
System.
out.
format("max{%.2f, %.2f, %.2f} = %.2f\n", x, y, z, max
); }
}
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