Eroare de compilare: user.cpp:2:17: error: mem.h: No such file or directory user.cpp: In function 'void read()': user.cpp:12: warning: format '%lld' expects type 'long long int*', but argument 2 has type 'long int*' user.cpp:12: warning: format '%lld' expects type 'long long int*', but argument 3 has type 'long int*' user.cpp:12: warning: format '%lld' expects type 'long long int*', but argument 4 has type 'long int*' user.cpp:14: warning: format '%lld' expects type 'long long int*', but argument 2 has type 'long int*' user.cpp: In function 'long int solve(long int)': user.cpp:21: error: 'memset' was not declared in this scope user.cpp: In function 'int main()': user.cpp:38: warning: format '%lld' expects type 'long long int', but argument 2 has type 'long int' user.cpp:38: warning: operation on 'n' may be undefined