Eroare de compilare: user.cpp:5:6: error: expected unqualified-id before ‘xor’ token void xor(){ ^ user.cpp: In function ‘int main()’: user.cpp:25:4: error: expected primary-expression before ‘xor’ token xor(); ^ user.cpp:25:8: error: expected primary-expression before ‘)’ token xor(); ^ user.cpp:13:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bunicu.in","r",stdin); ^ user.cpp:14:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bunicu.out","w",stdout); ^ user.cpp:24:14: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] gets (nr1); ^