Advertisement
Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- #include <iostream>
- #include <math.h>
- #include <vector>
- using namespace std ;
- int main () {
- int n = 4040;
- vector<int> a(4040, 0);
- a[0] = 0;
- a[1] = 1;
- for (int i = 1; i < 2020; i++){
- a[i * 2] = a[i];
- a[i * 2 + 1] = a[2 * i] + 1;
- }
- // for(auto i: a) cout << i << " ";
- int counter = 0;
- for (int i = 0; i < 2019; ++i)
- if (a[i] == 7) counter++;
- cout << counter;
- }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement