var a : int;
var b : int;
function main ()
begin
	a = -3;
	a = a+0;
	a = 3+4;
	a = 3+a;
	a = (a+3)+4;
	a = (a+3)+b;
	a = a+(b+3);
	a = a-3;
	a = a*0;
	a = a*1;
	a = 3*4;
	a = (a+3)*4;
end;