cetati.cpp: In function 'int main()': cetati.cpp:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result cetati.cpp:33: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result cetati.cpp:27: warning: 'poz' may be used uninitialized in this function