Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:10: error: ‘m’ was not declared in this scope user.cpp:11: error: ‘l1’ was not declared in this scope user.cpp:11: error: ‘c1’ was not declared in this scope user.cpp:12: error: ‘l2’ was not declared in this scope user.cpp:12: error: ‘c2’ was not declared in this scope user.cpp:13: error: ‘c’ was not declared in this scope user.cpp:15: error: ‘a’ was not declared in this scope user.cpp:20: error: ‘j’ was not declared in this scope user.cpp:28: error: expected ‘}’ at end of input