var a,b,i,n:integer;
begin
write('- a ');
readln(a);
write('- b ');
readln(b);
n:=0;
for i:=a to b do
begin
write(i:2);
inc(n);
end;
writeln;
write('- ',n);
readln;
end.
var a,b,i,n:integer;
begin
write('- a ');
readln(a);
write('- b ');
readln(b);
n:=0;
for i:=a to b do
begin
write(i:2);
inc(n);
end;
writeln;
write('- ',n);
readln;
end.