4000*3000
0
19
2999*1516
13
31
9633*6568
5
15
9219*5997
11
21
3024*2084
3
4209*2600
7
33
2819*2425
4410*2589
3425*2480
1
4
1708*1708
2228*2064
2
2964*2497