#include using namespace std; #define rep2(i, m, n) for(int i=int(m); i; struct fast_ios { fast_ios(){ cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_; const int MOD = int(1e9) + 7; int main() { int k, n, m; cin >> k >> n >> m; Vll a(k+n), c(k+1); c[0] = - 1; rep(i, k) cin >> a[i]; rep(i, k) cin >> c[i+1]; rep2(i, k, n) rep2(j, 1, k+1) (a[i] += c[j] * a[i-j]) %= MOD; Vll y(n); rep(q, m) { int l, r; cin >> l >> r; rep2(i, l, min(l+k, n)) rep(j, i-l+1) y[i] += c[j] * a[i-l-j]; rep2(i, r, min(r+k, n)) rep(j, i-r+1) y[i] -= c[j] * a[i-l-j]; if (q % 20 == 0) rep(i, n) y[n] %= MOD; } rep(i, n) y[n] %= MOD; Vll x(n); rep(i, n) { x[i] = - y[i]; rep2(j, 1, min(i, k)+1) x[i] += c[j] * x[i-j]; x[i] = (x[i] % MOD + MOD) % MOD; cout << x[i] << '\n'; } return 0; }