问题：有如下一段字符串，需要提交到后台做保存。为了提高传输速率，降低文件大小，需要将该字符串进行压缩。
“25a133ad,25a133,25a133,25a133,25a133au,230a105ad,230a105,230a105,240a105,259a105,274a105,303a105,323a105,337a105,345a105,347a105,348a105,348a105,348a105,348a105au,274a128ad,274a128,273a135,270a160,268a179,265a196,263a207,261a215,261a217,261a217,261a217,261a217,261a217,261a217,261a217au,305a128ad,305a128,308a136,316a159,322a181,325a199,327a206,327a206,327a206,327a206au,232a154ad,233a154,247a155,266a156,289a156,310a155,324a155,335a155,339a155,339a155,339a155,339a155,339a155,339a155,339a155au,44a137ad,44a137,44a137,44a137au,419a130ad,419a130,420a131,428a141,435a146,442a152,445a156,453a162,459a164,462a165,462a165,462a166,461a165,457a160,448a149,445a146,444a145,444a145,443a145,443a146,445a152,449a158,455a159,457a159,465a156,474a151,478a150,481a148,482a148,482a148,482a152,481a166,481a171,481a171,482a170,484a159,487a152,489a150,489a149,489a149,489a149,489a149,489a149,489a149,489a149,489a149,489a149,489a149,489a149,489a149au,35a285ad,35a285,35a285,35a285,35a285au,560a138ad,560a138,568a148,577a159,584a168,591a175,598a182,599a183,599a183,599a183,598a180”利用无损压缩算法，将字符串进行压缩，非常耗时间，as2实现起来比较勉强，是不是可以另寻捷径呢？
