The answer is 91公仔箱論壇; z% R+ w5 b; W0 u9 B
1 row 3x4+1x3=15公仔箱論壇$ n8 T( L* K4 J5 o1 Z' R
2 row 4x5+2x4=285.39.217.77:88986 h$ E. A2 A5 J' q1 z
3 row 5x6+3x5=45
, T, H/ _2 ^( ~/ @, a& l/ b5 Y公仔箱論壇4 row 6x7+4x6=66
; ~& W( F0 W" Z/ C+ f# A- f. {3 J5.39.217.77:88985 row 7x8+5x7=91  |