Eroare de compilare: user.cpp: In function ‘int f(int, int)’: user.cpp:31: error: ‘li’ was not declared in this scope user.cpp:32: error: expected ‘)’ before ‘;’ token user.cpp:48: error: ‘c’ was not declared in this scope user.cpp:49: error: expected ‘;’ before ‘for’ user.cpp:49: warning: statement has no effect user.cpp:49: error: expected ‘;’ before ‘)’ token user.cpp:56: error: ‘D’ was not declared in this scope user.cpp:56: error: ‘itoa’ was not declared in this scope