Uses Crt;
Var x, ball: Integer;
begin
ClrScr;
ball:=0;
Write('1) 22+33='); Readln(x);
If x=55 Then
begin
Writeln('Da! Praviljno!');
inc(ball);
end
Else Writeln('Net! Budet 55');
Write('2) 10+20='); Readln(x);
If x=30 Then
begin
Writeln('Da! Praveljno!');
inc(ball);
end
Else Writeln('Net! Budet 30');
Writeln('Ocenka:',ball);
Readln;
End.