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  1. #include<iostream>
  2. #include<cstring>
  3. using namespace std;
  4. class base
  5. {
  6.     char* p;
  7.     int len;
  8. public:
  9.     base(char *str){
  10.     len = strlen(str);
  11.     p = new char[len];
  12.     strcpy(p,str);
  13.     }
  14.     ~base(){
  15.     delete [] p;
  16.     }
  17.     base &operator=(base &obj){
  18.     if(obj.len>len){
  19.         delete [] p;
  20.         p = new char[obj.len];
  21.         strcpy(p,obj.p);
  22.         len = obj.len;
  23.     }
  24.     return *this;
  25.     }
  26.     char *display(){
  27.     return p;
  28.     }
  29. };
  30. int main ()
  31. {
  32.     base ob1("go"), ob2("school");
  33.  
  34.     ob1 = ob2;
  35.     cout<<ob1.display();
  36.     return 0;
  37. }
  38.  
Success #stdin #stdout 0.01s 5288KB
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Standard input is empty
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school
https://ideone.com/HCLTSP
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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