Compilare: user.cpp: In function ‘void CheckNumber(long long int)’: user.cpp:60:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<List.size();i++) ^ user.cpp: In function ‘void Back(int, long long int)’: user.cpp:72:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(lvl==Div.size()-1) ^ user.cpp: In function ‘int main()’: user.cpp:94:17: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d",Min); ^ user.cpp: In function ‘int GetPeriod(int, int, int)’: user.cpp:23:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int Next(int)’: user.cpp:39:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:80:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("spirala2.in","r",stdin); ^ user.cpp:81:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("spirala2.out","w",stdout); ^ user.cpp:82:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&N,&K); ^