Compilare: user.cpp: In function 'bool bfs(int, int)': user.cpp:24: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'int main()': user.cpp:62: warning: format '%d' expects type 'int*', but argument 2 has type 'short int*' user.cpp:62: warning: format '%d' expects type 'int*', but argument 3 has type 'short int*' user.cpp:79: warning: format '%d' expects type 'int*', but argument 2 has type 'short int*' user.cpp:79: warning: format '%d' expects type 'int*', but argument 3 has type 'short int*' user.cpp:93: warning: comparison between signed and unsigned integer expressions