Compilare: main.cpp: In function 'void dfs(int)': main.cpp:41:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<g[x].size();++i) ~^~~~~~~~~~~~ main.cpp: In function 'void dfst(int)': main.cpp:62:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<gt[x].size();++i) ~^~~~~~~~~~~~~ main.cpp: In function 'void Do()': main.cpp:82:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(CTC[nr].size()>ctmax) ~~~~~~~~~~~~~~^~~~~~ main.cpp:71:8: warning: unused variable 'i' [-Wunused-variable] {int x,i; ^