12种
(1100)/(1+10+0) = 100
(2200)/(2+20+0) = 100
(3300)/(3+30+0) = 100
(4400)/(4+40+0) = 100
(5500)/(5+50+0) = 100
(6600)/(6+60+0) = 100
(7700)/(7+70+0) = 100
(8800)/(8+80+0) = 100
(9900)/(9+90+0) = 100
(5544)/(5+54+4) = 88
(1155)/(1+15+5) = 55
(1188)/(1+18+8) = 44
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