Compilare: main.cpp: In function 'void DFS(int)': main.cpp:34:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < muchii[x].size();i++) ~~^~~~~~~~~~~~~~~~~~ main.cpp:32:12: warning: unused variable 'y' [-Wunused-variable] int i, y; ^ main.cpp: In function 'void DFST(int)': main.cpp:46:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < muchiiT[x].size(); i++) ~~^~~~~~~~~~~~~~~~~~~ main.cpp:43:9: warning: unused variable 'y' [-Wunused-variable] int y, i; ^ main.cpp: In function 'void CompTareConexe()': main.cpp:73:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j = 0; j < sol[i].size(); j++) ~~^~~~~~~~~~~~~~~ main.cpp:55:12: warning: unused variable 'x' [-Wunused-variable] int i, x, j; ^