3500*3500
1
0
2500*2500
5
2
2100*1947
3600*3600
2362*2300
2150*2100
1500*1500
2974*2594
1958*1283
3417*2413
3508*2480
1672*1626
2662*2690
1754*1240
2587*1578
1575*1782