can a struct contain a struct c++ code example

Example 1: how to put a struct in another struct C

struct B {  // <-- declare before
  int number;
};
struct A {
 int data;
 B b; // <--- declare data member of `B`
 };

Example 2: struct c++

struct product {
  int weight;
  double price;
} apple, banana, melon;