Eroare de compilare: user.cpp: In function ‘void dfs(const int&, const int&)’: user.cpp:9:44: error: ‘typeof’ was not declared in this scope #define forEach(G,it) for( typeof(G.begin()) it = G.begin() ; it != G.end() ; ++ it) ^ user.cpp:18:5: note: in expansion of macro ‘forEach’ forEach(G[a],it_1){ ^ user.cpp:18:18: error: expected ‘;’ before ‘it_1’ forEach(G[a],it_1){ ^ user.cpp:9:46: note: in definition of macro ‘forEach’ #define forEach(G,it) for( typeof(G.begin()) it = G.begin() ; it != G.end() ; ++ it) ^ user.cpp:18:18: error: ‘it_1’ was not declared in this scope forEach(G[a],it_1){ ^ user.cpp:9:63: note: in definition of macro ‘forEach’ #define forEach(G,it) for( typeof(G.begin()) it = G.begin() ; it != G.end() ; ++ it) ^ user.cpp:19:22: error: expected ‘;’ before ‘it_2’ forEach(G[b],it_2){ ^ user.cpp:9:46: note: in definition of macro ‘forEach’ #define forEach(G,it) for( typeof(G.begin()) it = G.begin() ; it != G.end() ; ++ it) ^ user.cpp:19:22: error: ‘it_2’ was not declared in this scope forEach(G[b],it_2){ ^ user.cpp:9:63: note: in definition of macro ‘forEach’ #define forEach(G,it) for( typeof(G.begin()) it = G.begin() ; it != G.end() ; ++ it) ^ user.cpp: In function ‘int main()’: user.cpp:33:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("arbpal.in","r",stdin); ^ user.cpp:34:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("arbpal.out","w",stdout); ^ user.cpp:37:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:39:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&a,&b); ^ user.cpp:42:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf(" %c ",&color[i]); ^