Compilare: user.cpp:78:2: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:68: warning: format '%s' expects type 'char*', but argument 3 has type 'char (*)[2000000]' user.cpp:69: warning: format '%s' expects type 'char*', but argument 3 has type 'char (*)[2000000]' user.cpp:75: warning: too few arguments for format