Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:11:5: error: expected ‘;’ before ‘for’ for(int i = 1; i <= 9; ++ i) ^ user.cpp:11:20: error: ‘i’ was not declared in this scope for(int i = 1; i <= 9; ++ i) ^ user.cpp:11:32: error: expected ‘;’ before ‘)’ token for(int i = 1; i <= 9; ++ i) ^ user.cpp:12:28: error: ‘j’ was not declared in this scope for(int j = i + 1; j <= 9; ++ j) ^ user.cpp:12:40: error: expected ‘;’ before ‘)’ token for(int j = i + 1; j <= 9; ++ j) ^ user.cpp:8:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("fenrir.out", "w", stdout); ^