Compilare: user.cpp: In function ‘void DfsHighest(int)’: user.cpp:49: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void DfsFather(int)’: user.cpp:88: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void SortareTopologica(int)’: user.cpp:119: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void BuildNewG()’: user.cpp:133: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void DfsComponent(int)’: user.cpp:157: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void SortareTopologicaK(int)’: user.cpp:166: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘void Kosaraju()’: user.cpp:184: warning: comparison between signed and unsigned integer expressions