A#B=2(2AB-A-B)=888
2AB-A-B=444
2AB-(A+B)=444
A+B=2AB-444 2AB=A+B+444
AB同奇或同偶
2AB-A=444-B
A(2B-1)=444-B
A=(444-B)/(2B-1)=[-(2B-1)/2+443.5]/(2B+1)
=-1/2+443.5/(2B+1)
=[-1+443.5/(B+1/2)]*1/2
2A=-1+4435/(10B+5)
4435=5*887
10B+5=5 无正整数解
10B+5=887 无正整数解
所以,为0对