Language: C++

#define _overload3(_1,_2,_3,name,...)name
#define _rep(i,n)repi(i,0,n)
#define repi(i,a,b)for(int i=int(a),i##_len=(b);i<i##_len;++i)
#define MSVC_UNKO(x)x
#define rep(...)MSVC_UNKO(_overload3(__VA_ARGS__,repi,_rep,_rep)(__VA_ARGS__))
#define all(c)c.begin(),c.end()
#define write(x)cout<<(x)<<'\n'
using namespace std; typedef long long ll; template<class T>using vv = vector<vector<T>>;
template<class T>auto vvec(int n, int m, T v) { return vv<T>(n, vector<T>(m, v)); }
constexpr int INF = 1 << 29, MOD = int(1e9) + 7; constexpr ll LINF = 1LL << 60;
struct aaa { aaa() { cin.tie(0); ios::sync_with_stdio(0); cout << fixed << setprecision(10); }; }aaaa;

int main() {
    string N;
    cin >> N;
    write(N[0] == '7' || N[1] == '7' || N[2] == '7' ? "Yes" : "No");
}

Compiler output:
a.cc:8:72: error: 'vector' does not name a type
    8 | using namespace std; typedef long long ll; template<class T>using vv = vector<vector<T>>;
      |                                                                        ^~~~~~
a.cc: In function 'auto vvec(int, int, T)':
a.cc:9:56: error: 'vv' was not declared in this scope; did you mean 'v'?
    9 | template<class T>auto vvec(int n, int m, T v) { return vv<T>(n, vector<T>(m, v)); }
      |                                                        ^~
      |                                                        v
a.cc:9:60: error: expected primary-expression before '>' token
    9 | template<class T>auto vvec(int n, int m, T v) { return vv<T>(n, vector<T>(m, v)); }
      |                                                            ^
a.cc:9:65: error: 'vector' was not declared in this scope
    9 | template<class T>auto vvec(int n, int m, T v) { return vv<T>(n, vector<T>(m, v)); }
      |                                                                 ^~~~~~
a.cc:1:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
  +++ |+#include <vector>
    1 | #define _overload3(_1,_2,_3,name,...)name
a.cc:9:73: error: expected primary-expression before '>' token
    9 | template<class T>auto vvec(int n, int m, T v) { return vv<T>(n, vector<T>(m, v)); }
      |                                                                         ^
a.cc: In constructor 'aaa::aaa()':
a.cc:11:22: error: 'cin' was not declared in this scope
   11 | struct aaa { aaa() { cin.tie(0); ios::sync_with_stdio(0); cout << fixed << setprecision(10); }; }aaaa;
      |                      ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | #define _overload3(_1,_2,_3,name,...)name
a.cc:11:34: error: 'ios' has not been declared
   11 | struct aaa { aaa() { cin.tie(0); ios::sync_with_stdio(0); cout << fixed << setprecision(10); }; }aaaa;
      |                                  ^~~
a.cc:11:59: error: 'cout' was not declared in this scope
   11 | struct aaa { aaa() { cin.tie(0); ios::sync_with_stdio(0); cout << fixed << setprecision(10); }; }aaaa;
      |                                                           ^~~~
a.cc:11:59: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:11:67: error: 'fixed' was not declared in this scope
   11 | struct aaa { aaa() { cin.tie(0); ios::sync_with_stdio(0); cout << fixed << setprecision(10); }; }aaaa;
      |                                                                   ^~~~~
a.cc:1:1: note: 'std::fixed' is defined in header '<ios>'; this is probably fixable by adding '#include <ios>'
  +++ |+#include <ios>
    1 | #define _overload3(_1,_2,_3,name,...)name
a.cc:11:76: error: 'setprecision' was not declared in this scope
   11 | struct aaa { aaa() { cin.tie(0); ios::sync_with_stdio(0); cout << fixed << setprecision(10); }; }aaaa;
      |                                                                            ^~~~~~~~~~~~
a.cc:1:1: note: 'std::setprecision' is defined in header '<iomanip>'; this is probably fixable by adding '#include <iomanip>'
  +++ |+#include <iomanip>
    1 | #define _overload3(_1,_2,_3,name,...)name
a.cc: In function 'int main()':
a.cc:14:5: error: 'string' was not declared in this scope
   14 |     string N;
      |     ^~~~~~
a.cc:1:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
  +++ |+#include <string>
    1 | #define _overload3(_1,_2,_3,name,...)name
a.cc:15:5: error: 'cin' was not declared in this scope
   15 |     cin >> N;
      |     ^~~
a.cc:15:5: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:15:12: error: 'N' was not declared in this scope
   15 |     cin >> N;
      |            ^
a.cc:7:17: error: 'cout' was not declared in this scope
    7 | #define write(x)cout<<(x)<<'\n'
      |                 ^~~~
a.cc:16:5: note: in expansion of macro 'write'
   16 |     write(N[0] == '7' || N[1] == '7' || N[2] == '7' ? "Yes" : "No");
      |     ^~~~~
a.cc:7:17: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    7 | #define write(x)cout<<(x)<<'\n'
      |                 ^~~~
a.cc:16:5: note: in expansion of macro 'write'
   16 |     write(N[0] == '7' || N[1] == '7' || N[2] == '7' ? "Yes" : "No");
      |     ^~~~~