anagrame.cpp: In function 'void updateDesc(int, int)': anagrame.cpp:20: warning: comparison between signed and unsigned integer expressions anagrame.cpp: In function 'int main()': anagrame.cpp:60: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result anagrame.cpp:61: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result anagrame.cpp:62: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result