Compilare: main.cpp: In function 'int main()': main.cpp:22:25: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &n); ^ main.cpp:27:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &Arr[i]); ^ main.cpp:45:5: warning: 'good' may be used uninitialized in this function [-Wmaybe-uninitialized] if (Arr[i] == good) ^~