增值税退税怎么算:.转来一道题:BACCAB/(B+A++C+C+A+B)=? 字母表示几?

来源:百度文库 编辑:杭州交通信息网 时间:2024/05/08 07:22:18
字母表示三个自然数字.得数为正整数.求全解.

144个

1> (010010)/(0+1+0+0+1+0) = 5005
2> (020020)/(0+2+0+0+2+0) = 5005
3> (030030)/(0+3+0+0+3+0) = 5005
4> (040040)/(0+4+0+0+4+0) = 5005
5> (050050)/(0+5+0+0+5+0) = 5005
6> (060060)/(0+6+0+0+6+0) = 5005
7> (070070)/(0+7+0+0+7+0) = 5005
8> (080080)/(0+8+0+0+8+0) = 5005
9> (090090)/(0+9+0+0+9+0) = 5005
10> (210012)/(2+1+0+0+1+2) = 35002
11> (270072)/(2+7+0+0+7+2) = 15004
12> (290092)/(2+9+0+0+9+2) = 13186
13> (420024)/(4+2+0+0+2+4) = 35002
14> (450054)/(4+5+0+0+5+4) = 25003
15> (470074)/(4+7+0+0+7+4) = 21367
16> (630036)/(6+3+0+0+3+6) = 35002
17> (650056)/(6+5+0+0+5+6) = 29548
18> (810018)/(8+1+0+0+1+8) = 45001
19> (830038)/(8+3+0+0+3+8) = 37729
20> (840048)/(8+4+0+0+4+8) = 35002
21> (001100)/(0+0+1+1+0+0) = 550
22> (021120)/(0+2+1+1+2+0) = 3520
23> (041140)/(0+4+1+1+4+0) = 4114
24> (081180)/(0+8+1+1+8+0) = 4510
25> (201102)/(2+0+1+1+0+2) = 33517
26> (211112)/(2+1+1+1+1+2) = 26389
27> (231132)/(2+3+1+1+3+2) = 19261
28> (251152)/(2+5+1+1+5+2) = 15697
29> (261162)/(2+6+1+1+6+2) = 14509
30> (281182)/(2+8+1+1+8+2) = 12781
31> (291192)/(2+9+1+1+9+2) = 12133
32> (441144)/(4+4+1+1+4+4) = 24508
33> (461164)/(4+6+1+1+6+4) = 20962
34> (621126)/(6+2+1+1+2+6) = 34507
35> (641146)/(6+4+1+1+4+6) = 29143
36> (801108)/(8+0+1+1+0+8) = 44506
37> (821128)/(8+2+1+1+2+8) = 37324
38> (002200)/(0+0+2+2+0+0) = 550
39> (012210)/(0+1+2+2+1+0) = 2035
40> (032230)/(0+3+2+2+3+0) = 3223
41> (042240)/(0+4+2+2+4+0) = 3520
42> (072270)/(0+7+2+2+7+0) = 4015
43> (082280)/(0+8+2+2+8+0) = 4114
44> (092290)/(0+9+2+2+9+0) = 4195
45> (232232)/(2+3+2+2+3+2) = 16588
46> (252252)/(2+5+2+2+5+2) = 14014
47> (272272)/(2+7+2+2+7+2) = 12376
48> (292292)/(2+9+2+2+9+2) = 11242
49> (402204)/(4+0+2+2+0+4) = 33517
50> (422224)/(4+2+2+2+2+4) = 26389
51> (432234)/(4+3+2+2+3+4) = 24013
52> (452254)/(4+5+2+2+5+4) = 20557
53> (462264)/(4+6+2+2+6+4) = 19261
54> (612216)/(6+1+2+2+1+6) = 34012
55> (632236)/(6+3+2+2+3+6) = 28738
56> (812218)/(8+1+2+2+1+8) = 36919
57> (882288)/(8+8+2+2+8+8) = 24508
58> (003300)/(0+0+3+3+0+0) = 550
59> (023320)/(0+2+3+3+2+0) = 2332
60> (063360)/(0+6+3+3+6+0) = 3520
61> (083380)/(0+8+3+3+8+0) = 3790
62> (213312)/(2+1+3+3+1+2) = 17776
63> (243342)/(2+4+3+3+4+2) = 13519
64> (263362)/(2+6+3+3+6+2) = 11971
65> (423324)/(4+2+3+3+2+4) = 23518
66> (443344)/(4+4+3+3+4+4) = 20152
67> (603306)/(6+0+3+3+0+6) = 33517
68> (623326)/(6+2+3+3+2+6) = 28333
69> (633336)/(6+3+3+3+3+6) = 26389
70> (673376)/(6+7+3+3+7+6) = 21043
71> (693396)/(6+9+3+3+9+6) = 19261
72> (803308)/(8+0+3+3+0+8) = 36514
73> (004400)/(0+0+4+4+0+0) = 550
74> (014410)/(0+1+4+4+1+0) = 1441
75> (024420)/(0+2+4+4+2+0) = 2035
76> (054450)/(0+5+4+4+5+0) = 3025
77> (064460)/(0+6+4+4+6+0) = 3223
78> (074470)/(0+7+4+4+7+0) = 3385
79> (084480)/(0+8+4+4+8+0) = 3520
80> (234432)/(2+3+4+4+3+2) = 13024
81> (254452)/(2+5+4+4+5+2) = 11566
82> (414414)/(4+1+4+4+1+4) = 23023
83> (434434)/(4+3+4+4+3+4) = 19747
84> (454454)/(4+5+4+4+5+4) = 17479
85> (464464)/(4+6+4+4+6+4) = 16588
86> (614416)/(6+1+4+4+1+6) = 27928
87> (804408)/(8+0+4+4+0+8) = 33517
88> (844448)/(8+4+4+4+4+8) = 26389
89> (864468)/(8+6+4+4+6+8) = 24013
90> (005500)/(0+0+5+5+0+0) = 550
91> (045540)/(0+4+5+5+4+0) = 2530
92> (065560)/(0+6+5+5+6+0) = 2980
93> (225522)/(2+2+5+5+2+2) = 12529
94> (245542)/(2+4+5+5+4+2) = 11161
95> (255552)/(2+5+5+5+5+2) = 10648
96> (405504)/(4+0+5+5+0+4) = 22528
97> (425524)/(4+2+5+5+2+4) = 19342
98> (605506)/(6+0+5+5+0+6) = 27523
99> (675576)/(6+7+5+5+7+6) = 18766
100> (006600)/(0+0+6+6+0+0) = 550
101> (036630)/(0+3+6+6+3+0) = 2035
102> (046640)/(0+4+6+6+4+0) = 2332
103> (056650)/(0+5+6+6+5+0) = 2575
104> (096690)/(0+9+6+6+9+0) = 3223
105> (216612)/(2+1+6+6+1+2) = 12034
106> (236632)/(2+3+6+6+3+2) = 10756
107> (416614)/(4+1+6+6+1+4) = 18937
108> (426624)/(4+2+6+6+2+4) = 17776
109> (486684)/(4+8+6+6+8+4) = 13519
110> (616616)/(6+1+6+6+1+6) = 23716
111> (696696)/(6+9+6+6+9+6) = 16588
112> (836638)/(8+3+6+6+3+8) = 24607
113> (846648)/(8+4+6+6+4+8) = 23518
114> (886688)/(8+8+6+6+8+8) = 20152
115> (007700)/(0+0+7+7+0+0) = 550
116> (027720)/(0+2+7+7+2+0) = 1540
117> (047740)/(0+4+7+7+4+0) = 2170
118> (087780)/(0+8+7+7+8+0) = 2926
119> (207702)/(2+0+7+7+0+2) = 11539
120> (227722)/(2+2+7+7+2+2) = 10351
121> (297792)/(2+9+7+7+9+2) = 8272
122> (407704)/(4+0+7+7+0+4) = 18532
123> (657756)/(6+5+7+7+5+6) = 18271
124> (697796)/(6+9+7+7+9+6) = 15859
125> (008800)/(0+0+8+8+0+0) = 550
126> (018810)/(0+1+8+8+1+0) = 1045
127> (028820)/(0+2+8+8+2+0) = 1441
128> (038830)/(0+3+8+8+3+0) = 1765
129> (048840)/(0+4+8+8+4+0) = 2035
130> (078870)/(0+7+8+8+7+0) = 2629
131> (218812)/(2+1+8+8+1+2) = 9946
132> (468864)/(4+6+8+8+6+4) = 13024
133> (828828)/(8+2+8+8+2+8) = 23023
134> (858858)/(8+5+8+8+5+8) = 20449
135> (868868)/(8+6+8+8+6+8) = 19747
136> (009900)/(0+0+9+9+0+0) = 550
137> (029920)/(0+2+9+9+2+0) = 1360
138> (069960)/(0+6+9+9+6+0) = 2332
139> (209902)/(2+0+9+9+0+2) = 9541
140> (219912)/(2+1+9+9+1+2) = 9163
141> (239932)/(2+3+9+9+3+2) = 8569
142> (279972)/(2+7+9+9+7+2) = 7777
143> (639936)/(6+3+9+9+3+6) = 17776
144> (679976)/(6+7+9+9+7+6) = 15454