#include using namespace std; const long double PI = acos(-1); typedef long long ll; typedef pair pll; int dx[]={1,-1,0,0,1,-1,1,-1}; int dy[]={0,0,1,-1,1,-1,-1,1}; #define rep(i,a,b) for (int64_t i = (a); i < (b); i++) #define REP(i,n) rep(i,0,n) #define ALL(a) begin(a),end(a) #define sz(s) (s).size() #define pb push_back #define mp make_pair #define fi first #define se second int main() { ll p,q,r,a,b,c; cin>>p>>q>>r; cin>>a>>b>>c; double max1=p*a, min1=p*(a-1); for(max1;max1>min1;max1--) { ll au=ceil(max1/p),ag=ceil(max1/q-au),cu=ceil(max1/r-ag-au); if(au==a&&ag==b&&cu==c)break; } for(min1;min1<=max1;min1++) { ll au=ceil(min1/p),ag=ceil(min1/q-au),cu=ceil(min1/r-ag-au); if(au==a&&ag==b&&cu==c)break; } if(max1