begin
var x,y,c:real;
x:=0.5; y:=1;
repeat
write('X: ',X,' ');
write('Y: ',Y:1:1,' ');
writeln('C: ',power(2,x+y));
y:=y+0.5;
until y = 8.5;
end.
begin
var x,y,c:real;
x:=0.5; y:=1;
repeat
write('X: ',X,' ');
write('Y: ',Y:1:1,' ');
writeln('C: ',power(2,x+y));
y:=y+0.5;
until y = 8.5;
end.