#include #include #ifdef LOCAL #include #define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__) #else #define debug(...) (static_cast(0)) #endif using namespace atcoder; using mint=static_modint<673>; using namespace std; using ll=long long; using ul=unsigned long long; int dx[8] = {-1, 1, 0, 0, -1, -1, 1, 1}; int dy[8] = {0, 0, -1, 1, -1, 1, -1, 1}; using Graph=vector>; ll op(ll a,ll b){return max(a,b);} ll e(){return 0;} int main(){ string S; cin>>S; int t=1; int thr=0,fiv=0; for(int i=S.size()-1;i>=0;i--)thr+=S[i]-'0',fiv+=S[i]*t,t*=-1; if(thr%3==0&&fiv%5==0)cout<<"FizzBuzz"<