帮我解解这个谜~~~~~~~~~
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问题描述:
帮我解解这个谜~~~~~~~~~
ACB=AA
ABC=BB
ABC=CC
相同的字母表示相同的数字,在等号左边添上运算符号,使算式成立。共有多少种答案?
解析:
1、ABC=AA ,148个:
1+2*5=11,1+2+8=11,1*2+9=11,1*(2+9)=11,13-2=11,1+3+7=11,1*3+8=11
1*(3+8)=11,14-3=11,1+4+6=11,1*4+7=11,1*(4+7)=11,1+5*2=11,15-4=11
1*5+6=11,1*(5+6)=11,1+6+4=11,16-5=11,1*6+5=11,1*(6+5)=11,1+7+3=11
1*7+4=11,1*(7+4)=11,17-6=11,1+8+2=11,1*8+3=11,1*(8+3)=11,18-7=11
1*9+2=11,1*(9+2)=11,19-8=11,23-1=22,2*(3+8)=22,2+4*5=22,2*(4+7)=22
25-3=22,2+5*4=22,2*(5+6)=22,26-4=22,2*(6+5)=22,2*(7+4)=22,27-5=22
2*7+8=22,2*(8+3)=22,28-6=22,2*8+6=22,2*9+4=22,29-7=22,31+2=33
32+1=33,3*(2+9)=33,34-1=33,3*(4+7)=33,35-2=33,3+5*6=33,3*(5+6)=33
3+6*5=33,3*(6+5)=33,37-4=33,3*(7+4)=33,38-5=33,3*8+9=33,3*(9+2)=33
39-6=33,3*9+6=33,41+3=44,4*(2+9)=44,43+1=44,4*(3+8)=44,45-1=44
4*(5+6)=44,4+5*8=44,46-2=44,4*(6+5)=44,47-3=44,4*(8+3)=44,4+8*5=44
4*(9+2)=44,49-5=44,4*9+8=44,51+4=55,52+3=55,5*(2+9)=55,53+2=55
5*(3+8)=55,54+1=55,5*(4+7)=55,56-1=55,57-2=55,5*(7+4)=55,58-3=55
5*(8+3)=55,5*(9+2)=55,59-4=55,61+5=66,62+4=66,6*(2+9)=66,6*(3+8)=66
64+2=66,6*(4+7)=66,65+1=66,67-1=66,6*(7+4)=66,68-2=66,6*(8+3)=66
6*(9+2)=66,69-3=66,71+6=77,72+5=77,7*(2+9)=77,73+4=77,7*(3+8)=77
74+3=77,75+2=77,7*(5+6)=77,76+1=77,7*(6+5)=77,78-1=77,7*(8+3)=77
79-2=77,7*(9+2)=77,81+7=88,82+6=88,8*(2+9)=88,83+5=88,8*(4+7)=88
85+3=88,8*(5+6)=88,86+2=88,8*(6+5)=88,87+1=88,8*(7+4)=88,89-1=88
8*(9+2)=88,91+8=99,92+7=99,93+6=99,9*(3+8)=99,94+5=99,9*(4+7)=99
95+4=99,9*(5+6)=99,96+3=99,9*(6+5)=99,97+2=99,9*(7+4)=99,98+1=99
9*(8+3)=99
2、ABC=BB ,80个:
1+32=33,1+43=44,1+54=55,1+65=66,1+76=77,1+87=88,1+98=99,2+1+8=11
2+1*9=11,2*1+9=11,2/1+9=11,2+31=33,2+53=55,2+64=66,2+75=77,2+86=88
2+97=99,3+1+7=11,3+1*8=11,3*1+8=11,3/1+8=11,3-1+9=11,3+41=44,3+52=55
3+74=77,3+85=88,3+96=99,4+1+6=11,4+1*7=11,4*1+7=11,4/1+7=11,4-1+8=11
4+2*9=22,4+51=55,4+62=66,4+73=77,4+95=99,5+1*6=11,5*1+6=11,5/1+6=11
5-1+7=11,5+61=66,5+72=77,5+83=88,5+94=99,6+1+4=11,6+1*5=11,6*1+5=11
6/1+5=11,6+2*8=22,6+3*9=33,6+71=77,6+82=88,6+93=99,7+1+3=11,7+1*4=11
7*1+4=11,7/1+4=11,7-1+5=11,7*2+8=22,7+81=88,7+92=99,8+1+2=11,8+1*3=11
8*1+3=11,8/1+3=11,8-1+4=11,8*2+6=22,8+2*7=22,8*3+9=33,8+4*9=44,8+91=99
9+1*2=11,9*1+2=11,9/1+2=11,9-1+3=11,9*2+4=22,9*3+6=33,9+3*8=33,9*4+8=44
3、ABC=CC ,124个:
2*5+1=11,2*6-1=11,2+8+1=11,2+9*1=11,(2+9)*1=11,2+9/1=11,(2+9)/1=11
(2+9)*3=33,(2+9)*4=44,(2+9)*5=55,(2+9)*6=66,(2+9)*7=77,(2+9)*8=88,3*4-1=11
3+7+1=11,3+8*1=11,(3+8)*1=11,3+8/1=11,(3+8)/1=11,(3+8)*2=22,3*8-2=22
(3+8)*4=44,(3+8)*5=55,(3+8)*6=66,(3+8)*7=77,(3+8)*9=99,3+9-1=11,4*3-1=11
4*5+2=22,4+6+1=11,4*6-2=22,4+7*1=11,(4+7)*1=11,4+7/1=11,(4+7)/1=11
(4+7)*2=22,(4+7)*3=33,(4+7)*5=55,(4+7)*6=66,(4+7)*8=88,(4+7)*9=99,4+8-1=11
4+9*2=22,4*9-3=33,5*2+1=11,5*4+2=22,5+6*1=11,(5+6)*1=11,5+6/1=11
(5+6)/1=11,(5+6)*2=22,(5+6)*3=33,5*6+3=33,(5+6)*4=44,(5+6)*7=77,(5+6)*8=88
(5+6)*9=99,5+7-1=11,5*8+4=44,60-5=55,6*2-1=11,6+4+1=11,6*4-2=22
6+5*1=11,(6+5)*1=11,6+5/1=11,(6+5)/1=11,(6+5)*2=22,(6+5)*3=33,6*5+3=33
(6+5)*4=44,(6+5)*7=77,(6+5)*8=88,(6+5)*9=99,6+8*2=22,6*8-4=44,6+9*3=33
72-6=66,7+3+1=11,7+4*1=11,(7+4)*1=11,7+4/1=11,(7+4)/1=11,(7+4)*2=22
(7+4)*3=33,(7+4)*5=55,(7+4)*6=66,(7+4)*8=88,(7+4)*9=99,7+5-1=11,8+2+1=11
8+3*1=11,(8+3)*1=11,8+3/1=11,(8+3)/1=11,(8+3)*2=22,8*3-2=22,(8+3)*4=44
(8+3)*5=55,(8+3)*6=66,(8+3)*7=77,(8+3)*9=99,8+4-1=11,84-7=77,8*5+4=44
8*6-4=44,8+7*2=22,8+9*4=44,8*9-6=66,9+2*1=11,(9+2)*1=11,9+2/1=11
(9+2)/1=11,(9+2)*3=33,(9+2)*4=44,(9+2)*5=55,(9+2)*6=66,(9+2)*7=77,(9+2)*8=88
9+3-1=11,9*4-3=33,96-8=88,9+8*3=33,9*8-6=66
问题描述:
帮我解解这个谜~~~~~~~~~
ACB=AA
ABC=BB
ABC=CC
相同的字母表示相同的数字,在等号左边添上运算符号,使算式成立。共有多少种答案?
解析:
1、ABC=AA ,148个:
1+2*5=11,1+2+8=11,1*2+9=11,1*(2+9)=11,13-2=11,1+3+7=11,1*3+8=11
1*(3+8)=11,14-3=11,1+4+6=11,1*4+7=11,1*(4+7)=11,1+5*2=11,15-4=11
1*5+6=11,1*(5+6)=11,1+6+4=11,16-5=11,1*6+5=11,1*(6+5)=11,1+7+3=11
1*7+4=11,1*(7+4)=11,17-6=11,1+8+2=11,1*8+3=11,1*(8+3)=11,18-7=11
1*9+2=11,1*(9+2)=11,19-8=11,23-1=22,2*(3+8)=22,2+4*5=22,2*(4+7)=22
25-3=22,2+5*4=22,2*(5+6)=22,26-4=22,2*(6+5)=22,2*(7+4)=22,27-5=22
2*7+8=22,2*(8+3)=22,28-6=22,2*8+6=22,2*9+4=22,29-7=22,31+2=33
32+1=33,3*(2+9)=33,34-1=33,3*(4+7)=33,35-2=33,3+5*6=33,3*(5+6)=33
3+6*5=33,3*(6+5)=33,37-4=33,3*(7+4)=33,38-5=33,3*8+9=33,3*(9+2)=33
39-6=33,3*9+6=33,41+3=44,4*(2+9)=44,43+1=44,4*(3+8)=44,45-1=44
4*(5+6)=44,4+5*8=44,46-2=44,4*(6+5)=44,47-3=44,4*(8+3)=44,4+8*5=44
4*(9+2)=44,49-5=44,4*9+8=44,51+4=55,52+3=55,5*(2+9)=55,53+2=55
5*(3+8)=55,54+1=55,5*(4+7)=55,56-1=55,57-2=55,5*(7+4)=55,58-3=55
5*(8+3)=55,5*(9+2)=55,59-4=55,61+5=66,62+4=66,6*(2+9)=66,6*(3+8)=66
64+2=66,6*(4+7)=66,65+1=66,67-1=66,6*(7+4)=66,68-2=66,6*(8+3)=66
6*(9+2)=66,69-3=66,71+6=77,72+5=77,7*(2+9)=77,73+4=77,7*(3+8)=77
74+3=77,75+2=77,7*(5+6)=77,76+1=77,7*(6+5)=77,78-1=77,7*(8+3)=77
79-2=77,7*(9+2)=77,81+7=88,82+6=88,8*(2+9)=88,83+5=88,8*(4+7)=88
85+3=88,8*(5+6)=88,86+2=88,8*(6+5)=88,87+1=88,8*(7+4)=88,89-1=88
8*(9+2)=88,91+8=99,92+7=99,93+6=99,9*(3+8)=99,94+5=99,9*(4+7)=99
95+4=99,9*(5+6)=99,96+3=99,9*(6+5)=99,97+2=99,9*(7+4)=99,98+1=99
9*(8+3)=99
2、ABC=BB ,80个:
1+32=33,1+43=44,1+54=55,1+65=66,1+76=77,1+87=88,1+98=99,2+1+8=11
2+1*9=11,2*1+9=11,2/1+9=11,2+31=33,2+53=55,2+64=66,2+75=77,2+86=88
2+97=99,3+1+7=11,3+1*8=11,3*1+8=11,3/1+8=11,3-1+9=11,3+41=44,3+52=55
3+74=77,3+85=88,3+96=99,4+1+6=11,4+1*7=11,4*1+7=11,4/1+7=11,4-1+8=11
4+2*9=22,4+51=55,4+62=66,4+73=77,4+95=99,5+1*6=11,5*1+6=11,5/1+6=11
5-1+7=11,5+61=66,5+72=77,5+83=88,5+94=99,6+1+4=11,6+1*5=11,6*1+5=11
6/1+5=11,6+2*8=22,6+3*9=33,6+71=77,6+82=88,6+93=99,7+1+3=11,7+1*4=11
7*1+4=11,7/1+4=11,7-1+5=11,7*2+8=22,7+81=88,7+92=99,8+1+2=11,8+1*3=11
8*1+3=11,8/1+3=11,8-1+4=11,8*2+6=22,8+2*7=22,8*3+9=33,8+4*9=44,8+91=99
9+1*2=11,9*1+2=11,9/1+2=11,9-1+3=11,9*2+4=22,9*3+6=33,9+3*8=33,9*4+8=44
3、ABC=CC ,124个:
2*5+1=11,2*6-1=11,2+8+1=11,2+9*1=11,(2+9)*1=11,2+9/1=11,(2+9)/1=11
(2+9)*3=33,(2+9)*4=44,(2+9)*5=55,(2+9)*6=66,(2+9)*7=77,(2+9)*8=88,3*4-1=11
3+7+1=11,3+8*1=11,(3+8)*1=11,3+8/1=11,(3+8)/1=11,(3+8)*2=22,3*8-2=22
(3+8)*4=44,(3+8)*5=55,(3+8)*6=66,(3+8)*7=77,(3+8)*9=99,3+9-1=11,4*3-1=11
4*5+2=22,4+6+1=11,4*6-2=22,4+7*1=11,(4+7)*1=11,4+7/1=11,(4+7)/1=11
(4+7)*2=22,(4+7)*3=33,(4+7)*5=55,(4+7)*6=66,(4+7)*8=88,(4+7)*9=99,4+8-1=11
4+9*2=22,4*9-3=33,5*2+1=11,5*4+2=22,5+6*1=11,(5+6)*1=11,5+6/1=11
(5+6)/1=11,(5+6)*2=22,(5+6)*3=33,5*6+3=33,(5+6)*4=44,(5+6)*7=77,(5+6)*8=88
(5+6)*9=99,5+7-1=11,5*8+4=44,60-5=55,6*2-1=11,6+4+1=11,6*4-2=22
6+5*1=11,(6+5)*1=11,6+5/1=11,(6+5)/1=11,(6+5)*2=22,(6+5)*3=33,6*5+3=33
(6+5)*4=44,(6+5)*7=77,(6+5)*8=88,(6+5)*9=99,6+8*2=22,6*8-4=44,6+9*3=33
72-6=66,7+3+1=11,7+4*1=11,(7+4)*1=11,7+4/1=11,(7+4)/1=11,(7+4)*2=22
(7+4)*3=33,(7+4)*5=55,(7+4)*6=66,(7+4)*8=88,(7+4)*9=99,7+5-1=11,8+2+1=11
8+3*1=11,(8+3)*1=11,8+3/1=11,(8+3)/1=11,(8+3)*2=22,8*3-2=22,(8+3)*4=44
(8+3)*5=55,(8+3)*6=66,(8+3)*7=77,(8+3)*9=99,8+4-1=11,84-7=77,8*5+4=44
8*6-4=44,8+7*2=22,8+9*4=44,8*9-6=66,9+2*1=11,(9+2)*1=11,9+2/1=11
(9+2)/1=11,(9+2)*3=33,(9+2)*4=44,(9+2)*5=55,(9+2)*6=66,(9+2)*7=77,(9+2)*8=88
9+3-1=11,9*4-3=33,96-8=88,9+8*3=33,9*8-6=66
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