Compilare: main.cpp: In function 'void citire()': main.cpp:10:5: warning: unused variable 'i' [-Wunused-variable] 10 | int i,x,y; | ^ main.cpp: In function 'void bfs(int)': main.cpp:27:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 27 | for(i=0;i<L[xc].size();++i){ | ~^~~~~~~~~~~~~ main.cpp: In function 'void rez()': main.cpp:47:4: warning: 'nmax' may be used uninitialized [-Wmaybe-uninitialized] 47 | bfs(nmax); | ~~~^~~~~~ main.cpp:39:21: note: 'nmax' was declared here 39 | int i,max1=0,max2=0,nmax; | ^~~~