Compilare: user.cpp: In function ‘void Solve()’: user.cpp:57:12: 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:77:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &t); getchar(); ^ /tmp/cckisR9t.o: In function `Solve()': user.cpp:(.text+0x2b5): warning: the `gets' function is dangerous and should not be used.