panglica.cpp: In function 'int main()': panglica.cpp:9: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result panglica.cpp:11: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result panglica.cpp:8: warning: 'sfa' may be used uninitialized in this function panglica.cpp:8: warning: 'in' may be used uninitialized in this function