/in/foo.cc: In function 'int main()':
/in/foo.cc:3:5: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    3 |     cin >>m;
      |     ^~~
      |     std::cin
In file included from /in/foo.cc:1:
/usr/include/c++/12/iostream:60:18: note: 'std::cin' declared here
   60 |   extern istream cin;           /// Linked to standard input
      |                  ^~~
/in/foo.cc:3:11: error: 'm' was not declared in this scope; did you mean 'tm'?
    3 |     cin >>m;
      |           ^
      |           tm
/in/foo.cc:4:7: error: unable to find numeric literal operator 'operator""a'
    4 |     m=100a+10b+c
      |       ^~~~
/in/foo.cc:4:7: note: use '-fext-numeric-literals' to enable more built-in suffixes
/in/foo.cc:4:12: error: unable to find numeric literal operator 'operator""b'
    4 |     m=100a+10b+c
      |            ^~~
/in/foo.cc:4:12: note: use '-fext-numeric-literals' to enable more built-in suffixes
/in/foo.cc:4:16: error: 'c' was not declared in this scope
    4 |     m=100a+10b+c
      |                ^
/in/foo.cc:6:5: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    6 |     cout <<"YES"<<;
      |     ^~~~
      |     std::cout
/usr/include/c++/12/iostream:61:18: note: 'std::cout' declared here
   61 |   extern ostream cout;          /// Linked to standard output
      |                  ^~~~
/in/foo.cc:6:19: error: expected primary-expression before ';' token
    6 |     cout <<"YES"<<;
      |                   ^
/in/foo.cc:7:5: error: 'else' without a previous 'if'
    7 |     else
      |     ^~~~
/in/foo.cc:8:18: error: expected primary-expression before ';' token
    8 |     cout <<"NO"<<;
      |                  ^
/in/foo.cc:9:13: error: expected ';' before '}' token
    9 |     return 0
      |             ^
      |             ;
   10 | 
   11 | }
      | ~