已知abcd*9=bcda,数字表示就是1234*9=4321,要求用Python写出表达式_百...答:b, c, d) if tuple2int(a, b, c, d) * 9 == tuple2int(b, c, d, a): print "{abcd * 9 = bcda}: a=%d b=%d c=%d d=%d"% (a, b, c, d){abcd * 9 = dcba}: a=1 b=0 c=8 d=9 """ 利用itertools模块提供的permutations排列生产函数产生由数字0~9的...