#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define popcount __builtin_popcount using namespace std; typedef long long int ll; typedef pair P; const ll MOD=1e9+7; ll powmod(ll a, ll k){ ll ap=a, ans=1; while(k){ if(k&1){ ans*=ap; ans%=MOD; } ap=ap*ap; ap%=MOD; k>>=1; } return ans; } ll inv(ll a){ return powmod(a, MOD-2); } int main() { ll n; cin>>n; ll a[3];cin>>a[0]>>a[1]>>a[2]; n-=2; ll p=powmod(MOD-27, n/6); for(int i=0; i<3; i++) (a[i]*=p)%=MOD; int c[6][3]={{1, -1, 0}, {1, -2, 1}, {0, -3, 3}, {-3, -3, 6}, {-9, 0, 9}, {-18, 9, 9}}; for(int i=0; i<3; i++){ ll ans=c[n%6][0]*a[i]+c[n%6][1]*a[(i+1)%3]+c[n%6][2]*a[(i+2)%3]; ans=(ans%MOD+MOD)%MOD; cout<