Eroare de compilare: user.cpp: In function ‘int find(int, std::vector<int, std::allocator<int> >&)’: user.cpp:14: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main(int, char**)’: user.cpp:47: error: jump to case label user.cpp:42: error: crosses initialization of ‘int pos’ user.cpp:41: error: crosses initialization of ‘int hash’ user.cpp:54: error: jump to case label user.cpp:42: error: crosses initialization of ‘int pos’ user.cpp:41: error: crosses initialization of ‘int hash’ user.cpp:63: error: jump to case label user.cpp:42: error: crosses initialization of ‘int pos’ user.cpp:41: error: crosses initialization of ‘int hash’ user.cpp:64: error: ‘exit’ was not declared in this scope