3000*3000
1
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
0
0
3000*3000
1
0
