2084*2084
0
1
2388*1680
2216*1574
2105*1802
4167*4168
3658*5029
2853*5105
2814*3697
1643*1589
1874*1872
1818*1753
4536*4788
2631*4996
2911*5587
3895*5823
2911*5586
2083*2083