foo.cc:1:1: error: 'include' does not name a type
    1 | include "bits/stdc++.h"
      | ^~~~~~~
foo.cc:16:19: error: expected ')' before 's'
   16 |         Day(string s)
      |            ~      ^~
      |                   )
foo.cc:41:12: error: 'istream' does not name a type
   41 |     friend istream& operator>>(istream& in,Day& d)
      |            ^~~~~~~
foo.cc:78:16: error: 'ostream' does not name a type
   78 |         friend ostream& operator <<(ostream& out,const Day& d)
      |                ^~~~~~~
foo.cc: In constructor 'Day::Day(int, int, int)':
foo.cc:10:17: error: 'cout' was not declared in this scope
   10 |                 cout<<"Date is Constructed: " << y <<"-" <<mo << "-"<<day<<endl;
      |                 ^~~~
foo.cc:10:76: error: 'endl' was not declared in this scope
   10 |                 cout<<"Date is Constructed: " << y <<"-" <<mo << "-"<<day<<endl;
      |                                                                            ^~~~
foo.cc: In destructor 'Day::~Day()':
foo.cc:14:17: error: 'cout' was not declared in this scope
   14 |                 cout << "Date is Deconstructed: " << *this << endl;
      |                 ^~~~
foo.cc:14:63: error: 'endl' was not declared in this scope
   14 |                 cout << "Date is Deconstructed: " << *this << endl;
      |                                                               ^~~~
foo.cc: At global scope:
foo.cc:102:9: error: 'string' does not name a type
  102 |         string name;
      |         ^~~~~~
foo.cc:104:22: error: expected ')' before 'name'
  104 |         Person(string name="",int y1=0,int m1=0,int d1=0,int y2=0,int m2=0,int d2=0):Birth(y1,m1,d1),Leave(y2,m2,d2),name(name)
      |               ~      ^~~~~
      |                      )
foo.cc: In destructor 'Person::~Person()':
foo.cc:110:17: error: 'cout' was not declared in this scope
  110 |                 cout << "Person is Deconstructed: " << name << endl;
      |                 ^~~~
foo.cc:110:56: error: 'name' was not declared in this scope
  110 |                 cout << "Person is Deconstructed: " << name << endl;
      |                                                        ^~~~
foo.cc:110:64: error: 'endl' was not declared in this scope
  110 |                 cout << "Person is Deconstructed: " << name << endl;
      |                                                                ^~~~
foo.cc: In member function 'void Person::print()':
foo.cc:114:17: error: 'cout' was not declared in this scope
  114 |                 cout << name << " " <<Birth << " " << Leave << endl;
      |                 ^~~~
foo.cc:114:25: error: 'name' was not declared in this scope
  114 |                 cout << name << " " <<Birth << " " << Leave << endl;
      |                         ^~~~
foo.cc:114:64: error: 'endl' was not declared in this scope
  114 |                 cout << name << " " <<Birth << " " << Leave << endl;
      |                                                                ^~~~
foo.cc: In function 'int main()':
foo.cc:125:9: error: 'string' was not declared in this scope
  125 |         string name;
      |         ^~~~~~
foo.cc:127:9: error: 'cin' was not declared in this scope
  127 |         cin >> name >> y1 >> m1 >> d1 >> y2 >> m2 >> d2;
      |         ^~~
foo.cc:127:16: error: 'name' was not declared in this scope
  127 |         cin >> name >> y1 >> m1 >> d1 >> y2 >> m2 >> d2;
      |                ^~~~
foo.cc:144:13: error: expected ';' before '}' token
  144 |     return 0
      |             ^
      |             ;
  145 | }
      | ~            

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