2867*5474
7
0
2553*4320
2
3031*4527
1
3127*4621
5041*5041
1702*1185
823*1601
2714*4591
5967*5820
4749*3167
4532*3022
1702*1497
4424*3124
3386*4784
6621*6617
4621*3263
4257*2838
1846*1564
2001*1548