procedure ShiftLeft3(var A, B, C:real);
var t:real;
begin
t := A;
A := B;
B := C;
C := t;
end;
var a,b,c:real;
begin
write('A=');
readln(a);
write('B=');
readln(c);
write('C=');
readln(c);
ShiftLeft3(a, b, c);
writeln(a, ' ', b, ' ', c);
readln;
end.