#define _CRT_SECURE_NO_WARNINGS #define _SILENCE_ALL_CXX17_DEPRECATION_WARNINGS #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 #include #include using namespace std; #define eps 0.000000001 #define LONG_INF 10000000000000000 #define GOLD 1.61803398874989484820458 #define MAX_MOD 1000000007 #define MOD 998244353 #define seg_size 65536*2 #define REP(i,n) for(long long i = 0;i < n;++i) unsigned long xor128(void) { static unsigned long x = time(NULL), y = 362436069, z = 521288629, w = 88675123; unsigned long t; t = (x ^ (x << 11)); x = y; y = z; z = w; return(w = (w ^ (w >> 19)) ^ (t ^ (t >> 8))); } #include unordered_map b; int main() { int n, d; cin >> n >> d; vector a; for (int i = 1; i <= n; ++i) { for (int q = 1; q <= n; ++q) { a.push_back(d + i * i - q * q); b[i*i + q * q]++; } } sort(a.begin(), a.end()); long long ans = 0; for (int i = 0; i < a.size(); ++i) { ans += b[a[i]]; } cout << ans << endl; return 0; }