#include using namespace std ; typedef long long ll ; typedef long double ld ; typedef pair P ; typedef tuple TP ; #define chmin(a,b) a = min(a,b) #define chmax(a,b) a = max(a,b) #define bit_count(x) __builtin_popcountll(x) #define gcd(a,b) __gcd(a,b) #define lcm(a,b) a / gcd(a,b) * b #define rep(i,n) for(int i = 0 ; i < n ; i++) #define rrep(i,a,b) for(int i = a ; i < b ; i++) #define endl "\n" const int mod = 1000000007 ; vector> A(55,vector(55)) ; struct MATRIX{ vector> mat ; MATRIX(vector> X){ mat = X ; } // A * B vector> calculation(vector> X , vector> Y){ int x = X.size() , y = Y[0].size() , n = Y.size() ; vector> res(x,vector(y)) ; rep(i,x) rep(j,y) rep(k,n) { (res[i][j] += X[i][k] * Y[k][j]) %= mod ; } return res ; } void dynamic(vector> A , ll k){ int n = A.size() ; while(k > 0){ if(k & 1) mat = calculation(A,mat) ; A = calculation(A,A) ; k >>= 1 ; } } inline ll operator [] (int i) { return mat[i][0] ; } }; ll a , b , n ; int main(){ cin >> a >> b >> n ; vector> A = {{a,b},{1,0}} , X = {{1},{1}} ; rep(i,n){ ll t ; cin >> t ; ll s = t / 2 ; MATRIX mat(X) ; mat.dynamic(A,s) ; ll v = t % 2 == 0 ? 0 : (mat[0] * a % mod + mat[1] * b % mod) % mod ; ll res = (mat[0] + mat[1] + v) % mod ; cout << res << endl ; } }