pack.cpp: In function 'int FMCM()': pack.cpp:86: warning: comparison between signed and unsigned integer expressions pack.cpp: In function 'void Read()': pack.cpp:134: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result pack.cpp:136: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result pack.cpp:138: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result pack.cpp:140: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result