func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     long long int l, r;     cin >> l >> r;     vector<long long int> v, ans;     long long int x = 1;     while (x <= r) {       v.push_back(x);       x *= 2;     }     x = 1;     while (x <= r) {       for (auto i : v) {         long long int y = x * i;         if (y > r) break;         ans.push_back(y);       }       x *= 3;     }     sort(ans.begin(), ans.end());     long long int n = 0;     for (auto i : ans) {       if (i >= l && i <= r) n++;     }     cout << n;   }   