Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:28:9: warning: unused variable ‘T’ [-Wunused-variable] int T[n+1], niv[n+1], L[n+1]; ^ user.cpp:28:17: warning: unused variable ‘niv’ [-Wunused-variable] int T[n+1], niv[n+1], L[n+1]; ^ user.cpp:28:27: warning: unused variable ‘L’ [-Wunused-variable] int T[n+1], niv[n+1], L[n+1]; ^ user.cpp:29:10: warning: unused variable ‘S’ [-Wunused-variable] bool S[n+1]; ^ user.cpp: In function ‘void Dfs(int)’: user.cpp:52:5: error: ‘S’ was not declared in this scope S[x] = true; ^ user.cpp:53:5: error: ‘L’ was not declared in this scope L[x] = niv[x]; ^ user.cpp:53:12: error: ‘niv’ was not declared in this scope L[x] = niv[x]; ^ user.cpp:57:13: error: ‘T’ was not declared in this scope T[*it] = x; ^ user.cpp:80:25: error: ‘T’ was not declared in this scope if ( *it != T[x] ) //back edge ^