bonuri.cpp:6: declaration of `unsigned int sp::x' bonuri.cpp:6: conflicts with previous declaration `unsigned int sp::x' bonuri.cpp:6: duplicate member `sp::x' bonuri.cpp: In function `int main()': bonuri.cpp:19: `struct sp' has no member named `z' bonuri.cpp:20: `cmp' undeclared (first use this function) bonuri.cpp:20: (Each undeclared identifier is reported only once for each function it appears in.) bonuri.cpp:22: `struct sp' has no member named `z' bonuri.cpp:23: `struct sp' has no member named `z' bonuri.cpp:25: `struct sp' has no member named `z' bonuri.cpp:16: warning: unused variable `unsigned int st' bonuri.cpp:16: warning: unused variable `unsigned int dr'