string ids = "507/4360/4361/4362/4363/4364/543/555/561/29201/40579/587/637/16989/16990/16991/780/913/914/917/918/9693/947/950/952";
以10为单位，分成以下几个字符串：
string ids1="507/4360/4361/4362/4363/4364/543/555/561/29201/".
string ids2="40579/587/637/16989/16990/16991/780/913/914/917/".
string ids3="918/9693/947/950/952".