Compilare: user.cpp: In function ‘void Read()’: user.cpp:14:12: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] gets(s); ^ user.cpp: In function ‘int main()’: user.cpp:63:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &t); getchar(); ^ /tmp/ccuI093F.o: In function `Read()': user.cpp:(.text+0x19): warning: the `gets' function is dangerous and should not be used.