#include #include using namespace std; using namespace atcoder; using modint998244353 = static_modint<998244353>; using modint1000000007 = static_modint<1000000007>; using mint1 = modint998244353; using mint2 = modint1000000007; //using mint = modint998244353; //const int mod = 998244353; //const int INF = 1e9; //const long long LINF = 1e18; #define rep(i, n) for (int i = 0; i < (n); ++i) #define rep2(i,l,r)for(int i=(l);i<(r);++i) #define rrep(i, n) for (int i = (n-1); i >= 0; --i) #define rrep2(i,l,r)for(int i=(r-1);i>=(l);--i) #define all(x) (x).begin(),(x).end() #define allR(x) (x).rbegin(),(x).rend() #define endl "\n" #define P pair template inline bool chmax(A & a, const B & b) { if (a < b) { a = b; return true; } return false; } template inline bool chmin(A & a, const B & b) { if (a > b) { a = b; return true; } return false; } int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int n, k; cin >> n >> k; vectora(n); rep(i, n) cin >> a[i]; int q; cin >> q; vector dp1(15001); dp1[0] = 1; vector dp2(15001); dp2[0] = 1; rep(i, n) { if (!a[i])continue; rrep(j, 15001) { int k = j + a[i]; if (k > 15000)continue; dp1[k] += dp1[j]; dp2[k] += dp2[j]; } } while (q--) { int x, v; cin >> x >> v; x--; if (a[x]) { rep(i, 15001) { int j = i + a[x]; if (j > 15000)continue; dp1[j] -= dp1[i]; dp2[j] -= dp2[i]; } } a[x] = v; if (a[x]) { rrep(i, 15001) { int j = i + a[x]; if (j > 15000)continue; dp1[j] += dp1[i]; dp2[j] += dp2[i]; } } cout << ((0 != dp1[k] || 0 != dp2[k]) ? 1 : 0) << endl; } return 0; }