1
2
0
16
0
3
0
15
0
0
14
0
13
0
0
12
0
01
70
18
0
70
11
80
0
10
90
0
90
10
80 0
1
60 20
50 13
0
C
60 70
50
40
12 11 80
1
0
0 100 90
30 140 30
90 1
15
0
20
0
80 0
16
1
0
1
0
7 0
0
1
70
1
60 20
80
0 180
300
O
50130
40 140
30 15
0
40 14
0
O
400
20 16
0
k
10 1
0 180
30 1
50
40 50 60 70
20 1 3
0 14 130 120 11 80
0
2 601
01
5
0
0
0
0 9 90
1
0 1
110 60
0
1 17
80 00
001 70 0
1
8
1
0
80
70 10
1
60 20
10170
300
k
N
300
k
P
10 170
20 160
0
650
0
11
70 0
A + B + C = 1800
400
B
O
70
750
5013
0
4014
0
O
0 180
A
1200
O
10 170
18
0
50 60 7
40
12 101 80
1
0
0 100 90
30 140 30
9
15
0
1
0
20
0
80 0
16
0
1
1
10
70 0
17
0
1
01
60 20
80
50130
40140
150
0
30 15
0
201
60
10 1
70
18
0
k
30
80 90
100 90
30
k
0 180
10170
75
80 90 100
70 100 90 80 110
60 110
70 120
120
0
60
50
130
130
50
40140
140
40
30150
150
30
20160
20160
650
20 160
30
150
130
50
140
40
40
140
70
0110
60
120
50
130
100
80 110
70 120
60
M + N + P = 1800
O
30 15
0
M
2016
0
10 1
7
0
0
18
0
k
THỰC HÀNH
1200