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´´½¨Ò»¸öÀ࣬ÓÃÓÚʵÏÖÒ»¸ö°à¼¶ÐÅÏ¢µÄ¹ÜÀí¡£ÆäÖаüÀ¨Ñ§ÉúµÄÐÅÏ¢£¨ÐÕÃû£¬Ñ§ºÅ£¬³É¼¨£¬°à·Ñ£©£¬Ñ§ÉúÐÅÏ¢µÄ²éÕÒ£¬É¾³ý£¬¸üÕý£¬°à·ÑµÄ¹ÜÀíÇé¿ö¡£ ²»ÖªµÀÈçºÎÐÞ¸ÄʵÏÖÒÔÉÏ×÷Óã¿ #include <iostream> #include <string> using namespace std; #define n 10 class student { public: student():name(0),id(0),mark(0),s(NULL),len(0) {} student(string a,int b,float c) { // cout<<"please input: name id mark"<<"\n"; // cin>>a>>b>>c; name=a; id=b; mark=c; cout<<"name "<<a<<endl; cout<<"id "<<b<<endl; cout<<"mark "<<c<<endl; } void print() { cout<<"name "<<name<<endl; cout<<"id "<<id<<endl; cout<<"mark "<<mark<<endl; } void set_stu() { // int i; cin>>"name ">>name; cin>>"id ">>id; cin>>"mark ">>mark; print(); } char& operator[](int i) { if ( i < 0 || i > 10 ) { cout<<" ERROR: out of range!!! \n"; } return s; } void search(int v) { int i; for(i=1;i!=n;i++) { if(s.id==v) { cout<<s.name<<s.id<<s.mark; } else cout<<"ûÓÐÕâ¸öÈË"; } } void sum(float d) { cin>>d; charge=d; cout<<charge; } student& operator!() { return *this; } void Clone(char *s) { this->len = strlen(s); this->s = new char[ this->len + 1 ]; int i; for (i=0; i<this->len; i++) { this->s = s; } this->s='\0'; } student& operator=(student& s) { if (this != &s) { if (!this->s) { delete []this->s; } Clone(s.s); } return *this; } ~student() { if (this->s) { delete []this->s; } } student(char *s) { if (s==NULL) { this->len = 0; this->s[0]='\0'; } else { Clone(s); } } // ~student(void); private: string name; int id; float mark; float charge; char* s; int len; }; int main() { student stu[n]; //void earch(int n); int i; for(i=0;i!=n;i++) { cout<<"ÇëÊäÈëѧÉúÐÅÏ¢£º¸ñʽÈçÏ£ºÐÕÃû£¬Ñ§ºÅ£¬³É¼¨"<<endl; stu.set_stu(); //stu; } return 0; } |
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