#include #include #include #include #include #include #include #include #include #define MOD 1000000007 #define mkp make_pair typedef long long ll; using namespace std; int main(){ ll P,Q,R; ll A,B,C; cin>>P>>Q>>R; cin>>A>>B>>C; ll rlim=P*A; rlim=min(rlim,Q*(A+B)); rlim=min(rlim,R*(A+B+C)); ll llim=P*(A-1)+1; llim=max(llim,Q*(A+B-1)+1); llim=max(llim,R*(A+B+C-1)+1); if(llim<=rlim) cout<