Compilare: user.cpp: In function ‘void dijkstra()’: user.cpp:2:15: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] # define INF 1<<31-1 ^ user.cpp:20:17: note: in expansion of macro ‘INF’ d[i]=INF; ^ user.cpp:2:15: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] # define INF 1<<31-1 ^ user.cpp:29:17: note: in expansion of macro ‘INF’ while(mini!=INF) ^ user.cpp:2:15: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] # define INF 1<<31-1 ^ user.cpp:41:18: note: in expansion of macro ‘INF’ mini=INF; ^ user.cpp:31:19: warning: ‘z’ may be used uninitialized in this function [-Wmaybe-uninitialized] b[z]=1; ^ user.cpp:21:10: warning: ‘mini’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(d[i]<mini) ^