bila.cpp: In function 'void filla(int, int)': bila.cpp:20: warning: unused variable 'j' bila.cpp: In function 'int main()': bila.cpp:54: warning: unused variable 'd' bila.cpp:54: warning: unused variable 'k' bila.cpp:54: warning: unused variable 'x' bila.cpp:54: warning: unused variable 'y' bila.cpp:54: warning: unused variable 'xx' bila.cpp:54: warning: unused variable 'ok' bila.cpp:54: warning: unused variable 'mi' bila.cpp:51: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result bila.cpp:52: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result bila.cpp:56: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result bila.cpp:59: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result