Compilare: user.cpp: In function ‘void Dijkstra()’: user.cpp:42:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<Graf[x].size();i++) ^ user.cpp:35:11: warning: variable ‘val’ set but not used [-Wunused-but-set-variable] int x,val; ^ user.cpp: In function ‘void Citire()’: user.cpp:24:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&N,&M); ^ user.cpp:27:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d%d",&x,&y,&z); ^