johnie.cpp: In function 'void afisare(int)': johnie.cpp:43: warning: comparison between signed and unsigned integer expressions johnie.cpp:50: warning: comparison between signed and unsigned integer expressions johnie.cpp: In function 'int main()': johnie.cpp:93: warning: comparison between signed and unsigned integer expressions johnie.cpp:61: warning: unused variable 'gasit' johnie.cpp:59: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result johnie.cpp:60: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result johnie.cpp:62: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result johnie.cpp:65: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result