var
a,b,c:integer;
begin
writeln('a b c');
readln(a,b, c);
if (a<=b) and (b<=c) or (a>=b) and (b>=c) then
begin
a:=2*a;
b:=2*b;
c:=2*c;
end else
begin
a:=-a;
b:=-b;
c:=-c;
end;
writeln('a=',a);
writeln('b=',b);
writeln('c=',c);
end.
var
a,b,c:integer;
begin
writeln('a b c');
readln(a,b, c);
if (a<=b) and (b<=c) or (a>=b) and (b>=c) then
begin
a:=2*a;
b:=2*b;
c:=2*c;
end else
begin
a:=-a;
b:=-b;
c:=-c;
end;
writeln('a=',a);
writeln('b=',b);
writeln('c=',c);
end.