1500 2000 1200 500 0 0 0 0 0 0
400 0 0 900 0 0 0 0 0 0
0 0 0 900 0 0 0 0 0 0
0 0 0 0 900 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 200 100 30 0 0
0 0 0 0 0 400 0 0 0 0
0 0 0 0 50 70 0 0 0 0
0 0 0 0 20 40 0 0 0 0
0 0 0 10 15 20 10 0 0 0