填空4^.H+_-m4\7K8@3J0D0M(]
73的个位上是)x)U:C:f*H4M8}，表示*K0g7];_1c,@8h2E*z:E个一；十位上的数是,z'n;s2t*k8I2v0n3Q*l，表示（7）个8@:J5y6h'Z。4^.H+_-m4\7K8@3J0D0M(]