Compilare: user.cpp:10: warning: non-local variable '<anonymous struct> S' uses anonymous type user.cpp: In function 'int main()': user.cpp:16: warning: format '%s' expects type 'char*', but argument 4 has type 'char (*)[1000000]' user.cpp:17: warning: comparison between signed and unsigned integer expressions user.cpp:19: warning: comparison between signed and unsigned integer expressions user.cpp:20: warning: comparison between signed and unsigned integer expressions user.cpp:21: warning: comparison between signed and unsigned integer expressions