#include #include //小数点出力用 //cout << fixed << setprecision(10) << ans; #include #include #include #include #include #include #include #include using ll = long long; using namespace std; #define modPHash (ll)((1LL<<61)-1) #define modP (ll)998244353 bool chkrng0idx(int pos, int sup) { return (0 <= pos && pos < sup); } int clk4(int num) { return (num - 2) * (num % 2); } void yn(bool tf) { cout << (tf ? "Yes\n" : "No\n"); } int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int L, R; cin >> L >> R; int ans = 0; if (L <= 295 && 296 <= R) { ans++; } if (L <= 416 && 417 <= R) { ans++; } cout << ans; return 0; }