要怎么算啊≥﹏≤≥﹏≤
a = a- 'B'+ '1' = 68 - 66 + 49 = 51
b/=3 = 25/3 = 8
c-(int)c = 12.65 - 12 = 0.65
输出结果：51,8,0.65
a=a-'B'+'1'相当于a=a-66+49
a = a- 'B'+ '1' = 68 - 66 + 49 = 51
b/=3 = 25/3 = 8
c-(int)c = 12.65 - 12 = 0.65
输出结果：51,8,0.65
a=a-'B'+'1'相当于a=a-66+49