1800
1800
0
2000
0
0
0
0
0
0
0
0
1500
15
1000
0
0
0
1000
1000
0
0
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0