Compilare: user.cpp: In function ‘void lee()’: user.cpp:63:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;gut && j<v2[zonetonumber(X2,Y2)].size();++j) ^ user.cpp:80:34: warning: narrowing conversion of ‘(D + 1)’ from ‘int’ to ‘std::deque<short int>::value_type {aka short int}’ inside { } [-Wnarrowing] dist.push_back({D+1}); ^ user.cpp:90:38: warning: narrowing conversion of ‘(D + 1)’ from ‘int’ to ‘std::deque<short int>::value_type {aka short int}’ inside { } [-Wnarrowing] dist.push_back({D+1}); ^