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£±£© What is the size of the following structs 
struct foo{ 
  int a; 
  char[3] b; 
}; 
 
2£© What is the size of class foo{ 
  public: 
  int a; 
  char[3] b; 
  void f(int i); 
}; 
 
£³£© What is the size of an object of type Y 
class X { 
  public: 
  int i; 
  char j; 
}; 
 
class Y : public X{ 
  public: 
  int k; 
  int p; 
};
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