Compilare: main.cpp: In function 'void DFS(int, int)': main.cpp:25:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < Ad[nod].size(); ++i ) ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void DFSc(int, int)': main.cpp:67:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < Ad[nod].size(); ++i ) ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void Componente()': main.cpp:115:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int j = 0; j < C[i].size(); ++j ) ~~^~~~~~~~~~~~~ main.cpp: In function 'void DFSn(int, int)': main.cpp:127:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < Ad[nod].size(); ++i ) ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void DFSm(int, int)': main.cpp:164:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < Ad[nod].size(); ++i ) ~~^~~~~~~~~~~~~~~~