Compilare: main.cpp: In function 'void bfs(int)': main.cpp:30:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<adjacent[x].size();++i) if(!inq[node] && C[x][node]-flow[x][node]>0) ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void Faci1000Fac1000BravoTieBravoMie(int)': main.cpp:55:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<adjacent[x].size();++i) if(inq[node] && C[node][x]-flow[node][x]>0) ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void dfs_bolund(int, int)': main.cpp:70:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<adjacent[x].size();++i) if(!cc[node] && C[x][node] && C[x][node]-flow[x][node]>0) ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void dfs_invers(int, int)': main.cpp:79:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<adjacent[x].size();++i) if(!cc[node] && C[node][x] && C[node][x]-flow[node][x]>0) ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void VitezaFerrari()': main.cpp:91:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<adjacent[x].size();++i) ~^~~~~~~~~~~~~~~~~~~