bemo.cpp: In function 'void citire()': bemo.cpp:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result bemo.cpp:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result bemo.cpp:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result /tmp/ccWoeSZ1.o: In function `citire()': bemo.cpp:(.text+0x300): warning: the `gets' function is dangerous and should not be used.