Compilare: user.cpp:34:37: warning: converting to non-pointer type ‘int’ from NULL [-Wconversion-null] int currentValues[MAX_VAL] = { NULL }; ^ user.cpp: In function ‘void Read()’: user.cpp:52:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ user.cpp:56:46: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &elemente[i].value); ^ user.cpp:59:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &q); ^ user.cpp:63:60: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d %d %d", &start, &finish, &x, &y); ^