Compilare: user.cpp: In function 'int main()': user.cpp:44: warning: format '%s' expects type 'char*', but argument 2 has type 'char (*)[1001]' user.cpp:72: warning: comparison between signed and unsigned integer expressions user.cpp:40: warning: 'oy' may be used uninitialized in this function user.cpp:40: warning: 'ox' may be used uninitialized in this function user.cpp:40: warning: 'iy' may be used uninitialized in this function user.cpp:40: warning: 'ix' may be used uninitialized in this function