Compilare: main.cpp: In function 'void DFS(int)': main.cpp:33:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < muchii[x].size();i++) ~~^~~~~~~~~~~~~~~~~~ main.cpp:31:12: warning: unused variable 'y' [-Wunused-variable] int i, y; ^ main.cpp: In function 'void DFST(int)': main.cpp:45:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < muchiiT[x].size(); i++) ~~^~~~~~~~~~~~~~~~~~~ main.cpp:42:9: warning: unused variable 'y' [-Wunused-variable] int y, i; ^ main.cpp: In function 'void CompTareConexe()': main.cpp:72:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j < sol[i].size(); j++) ~~^~~~~~~~~~~~~~~ main.cpp:54:12: warning: unused variable 'x' [-Wunused-variable] int i, x, j; ^