Eroare de compilare: user.cpp:8: error: 'long int time' redeclared as different kind of symbol /usr/include/time.h:187: error: previous declaration of 'time_t time(time_t*)' user.cpp: In function 'void dfs(int)': user.cpp:18: error: ISO C++ forbids incrementing a pointer of type 'time_t (*)(time_t*)throw ()' user.cpp:18: error: lvalue required as increment operand user.cpp:22: error: ISO C++ forbids incrementing a pointer of type 'time_t (*)(time_t*)throw ()' user.cpp:22: error: lvalue required as increment operand user.cpp: In function 'int main()': user.cpp:91: error: '>>' should be '> >' within a nested template argument list