Language: C++

#include <bits/stdc++.h>
int main()
{
    cin.tie(0); 
    ios::sync_with_stdio(false);

    vector<int> abc(3);
    for (int i = 0; i < 3; ++i)
        cin >> abc[i];
    sort(abc.begin(),abc.end());


    if (abc[0] == 5 && abc[1] == 5 && abc[2] == 7)
        cout << "YES\n";
    else
    
        cout << "NO\n";

    return0;
    
    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    4 |     cin.tie(0);
      |     ^~~
      |     std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:5:5: error: 'ios' has not been declared
    5 |     ios::sync_with_stdio(false);
      |     ^~~
a.cc:7:5: error: 'vector' was not declared in this scope
    7 |     vector<int> abc(3);
      |     ^~~~~~
a.cc:7:5: note: suggested alternatives:
In file included from /usr/include/c++/14/vector:66,
                 from /usr/include/c++/14/functional:64,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53:
/usr/include/c++/14/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/14/vector:93:13: note:   'std::pmr::vector'
   93 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
a.cc:7:12: error: expected primary-expression before 'int'
    7 |     vector<int> abc(3);
      |            ^~~
a.cc:9:16: error: 'abc' was not declared in this scope; did you mean 'abs'?
    9 |         cin >> abc[i];
      |                ^~~
      |                abs
a.cc:10:10: error: 'abc' was not declared in this scope; did you mean 'abs'?
   10 |     sort(abc.begin(),abc.end());
      |          ^~~
      |          abs
a.cc:10:5: error: 'sort' was not declared in this scope; did you mean 'std::sort'?
   10 |     sort(abc.begin(),abc.end());
      |     ^~~~
      |     std::sort
In file included from /usr/include/c++/14/algorithm:86,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:296:1: note: 'std::sort' declared here
  296 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last);
      | ^~~~
a.cc:14:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   14 |         cout << "YES\n";
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:17:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   17 |         cout << "NO\n";
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:19:5: error: 'return0' was not declared in this scope
   19 |     return0;
      |     ^~~~~~~