I. - .
1. .
1 = 0
2.
0
0
0
0
0
0
0
0
2 = 0
3. -
, 5
-8
15
3 = 0
I = 1 + 2 = 0 + 0 + 0 = 0
, I = 0
II. .
1. - .
, 0
0
, 0
1 = 0
2.
0
0
0
0
0
0
2 = 0
4.
0
0
4 = 0
4. .
0
0
0
0
0
4 = 0
II = 1 + 2 + 3 + 4 = 0 + 0 + 0 + 0 = 0
, II = 15
III. .
1. .
1 = 0
III = 1 = 0
, III = 0
