1)
*2 (361 *2 722)
<= (722 <= 72)
<= (72 <= 7)
2)
*2 (457 *2 914)
<= (914 <= 91)
<= (91 <= 9)
*2 (9 *2 18)
*2 (18 *2 36)
*2 (36 *2 72)
<= (72 <= 7)
*2 (7 *2 14)
3)
<= (167 <= 16)
*2 (16 *2 32)
*2 (32 *2 64)
*2 (64 *2 128)
*2 (128 *2 256)
*2 (256 *2 512)
<= (512 <= 51)
<= (51 <= 5)
*2 (5 *2 10)