Compilare: user.cpp: In function ‘void solve()’: user.cpp:45:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0; j<vecini[i].size(); j++) ^ user.cpp:55:12: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (distanta[i] == 1000000) ^ user.cpp:24:25: warning: variable ‘predecesor’ set but not used [-Wunused-but-set-variable] int distanta[50005],predecesor[50005],solutii[i]; ^ user.cpp:24:52: warning: ‘i’ is used uninitialized in this function [-Wuninitialized] int distanta[50005],predecesor[50005],solutii[i]; ^