Compilare: main.cpp: In function 'int main()': main.cpp:47:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(ll i=0;i<rezolv.size();++i) ~^~~~~~~~~~~~~~ main.cpp:48:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(ll j=0;j<edge.size();++j) ~^~~~~~~~~~~~ main.cpp:46:22: warning: unused variable 'altmin' [-Wunused-variable] ll minim=inf,altmin=0,src,dest; ^~~~~~ main.cpp:59:24: warning: 'dest' may be used uninitialized in this function [-Wmaybe-uninitialized] modif(src,dest); ^ main.cpp:59:24: warning: 'src' may be used uninitialized in this function [-Wmaybe-uninitialized]