19

1 1 

2 2 

3 3 

4 4 

5 5 

6 6 

7 7 

8 giải thích 

9 giải thích 2 

10 8 

11 9 

12 10 

13 11 

14 12 

15 13 

16 14 

17 15 

18 16 

19 17 

20 18 

21 19 

22 20 

23 21 

24 22 

25 23 

26 chấm's 1 cái cho đỡ nhạt 

27 24 

28 25 

29 26 

30 27 

31 28 

32 29 

33 30 

34 31 

35 31 

36 32 

37 33 

38 34 

39 35 

40 36 

41 37 

42 38 

43 39 

44 40 ( 2/??) 

45 41 ( 3/??) 

46 42 (4/??) 

47 43 (5/??) 

48 44 (6/??) 

49 45 (7/??) 

50 46 (8+9+10/??) 

51 47 (11+12+13+14+15/??) 

52 48 (16+17+18/??) 

53 49 ( 19 + 20 /20) 

54 50 END 