分析下列程序段,写出运行结果。#includeclassbasel{public:base1{cout<<″constructingbase1″< 运行结果为:constructingbase2constructingbase1constructingbase3constructingbase4destoryingbase4destoryingbase3destoryingbase1destoryingbase21
分析下列程序段,写出运行结果。#includeclassbasel{public:base1{cout<<″constructingbase1″< 运行结果为:constructingbase2constructingbase1constructingbase3constructingbase4destoryingbase4destoryingbase3destoryingbase1destoryingbase21