#pragma GCC optimize("O3") #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; using ll = long long; using P = pair; using T = tuple; template inline T chmax(T &a, const T b) {return a = (a < b) ? b : a;} template inline T chmin(T &a, const T b) {return a = (a > b) ? b : a;} constexpr int MOD = 1e9 + 7; constexpr int inf = 1e9; constexpr long long INF = 1e18; constexpr double pi = acos(-1); constexpr double EPS = 1e-10; int dx[] = {1, 0, -1, 0}; int dy[] = {0, 1, 0, -1}; int main(){ cin.tie(0); ios::sync_with_stdio(false); int n, d; cin>>n>>d; vector cnt1(n*n*2+d+10, 0); for(int x=1; x<=n; x++){ for(int y=1; y<=n; y++){ cnt1[x*x + y*y]++; } } vector cnt2(n*n*2+d+10, 0); for(int z=1; z<=n; z++){ for(int w=1; w<=n; w++){ if(w*w - z*z + d < 0) continue; cnt2[w*w - z*z + d]++; } } ll ans = 0; for(int i=0; i<=n*n*2; i++){ ans += (cnt1[i] * cnt2[i]); } cout << ans << endl; }