500*500
0
0
500*500
0
0
500*500
0
0
500*500
0
0
1821*1841
4
0
1055*839
1
0
2821*2990
3
0
1050*500
0
0
1050*500
1
0
1050*500
0
0
1050*500
0
0
1050*500
0
0
1050*500
0
0
1050*500
0
0
1050*500
0
0
1050*500
2
0
1050*500
0
0
1050*500
0
0
1050*500
0
0
1050*500
0
0
1050*500
3
0
1050*500
1
0
1050*500
1
0
1050*500
1
0
1050*500
0
0