聽聽聽聽聽聽聽濡?
聽1聽class聽A{
聽2聽public:
聽3聽void聽why(){return聽;}
聽4聽a聽*聽operator聽->()const{return聽this;}
聽5聽};
聽6聽
聽7聽int聽main()
聽8聽{
聽9聽聽聽聽A聽聽聽Pos;
10聽聽聽聽Pos->why();聽聽//灞曞紑鍚?聽Pos.operator->()->why()
11聽return聽0;
12聽}
13聽
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