Compilare: main.cpp: In function 'bool Match(int)': main.cpp:25:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<graph[node].size(); ++i) ~^~~~~~~~~~~~~~~~~~~ main.cpp:35:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<graph[node].size(); ++i) ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void Write()': main.cpp:82:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<drum.size()-1; ++i) ~^~~~~~~~~~~~~~ main.cpp:84:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<drum.size(); ++i) ~^~~~~~~~~~~~ main.cpp:85:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0; j<drum[i].size(); ++j) ~^~~~~~~~~~~~~~~