Compilare: user.cpp: In function ‘void dijkstra()’: user.cpp:41:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<g[vfmin].size();i++) ^ user.cpp: In function ‘void citire()’: user.cpp:17:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1,"%d%d",&n,&m); ^ user.cpp:22:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1,"%d%d%d",&x,&y,&c); ^ user.cpp: In function ‘void dijkstra()’: user.cpp:40:21: warning: ‘vfmin’ may be used uninitialized in this function [-Wmaybe-uninitialized] use[vfmin]=1; ^