Compilare: user.cpp: In function 'void solve()': user.cpp:161: warning: format '%lld' expects type 'long long int', but argument 2 has type 'int' user.cpp:162: warning: format '%07lld' expects type 'long long int', but argument 2 has type 'int' user.cpp:159: warning: 'h' is used uninitialized in this function /tmp/ccZbRndW.o: In function `main': user.cpp:(.text+0xc58): warning: the `gets' function is dangerous and should not be used.