#include #define rep(i,n) for(int i = 0; i < (n); ++i) #define srep(i,s,t) for (int i = s; i < t; ++i) #define drep(i,n) for(int i = (n)-1; i >= 0; --i) using namespace std; typedef long long int ll; typedef pair P; #define yn {puts("Yes");}else{puts("No");} #define MAX_N 200005 int main() { ll n; cin >> n; bitset<100> f(n); ll ans = 0; const ll MOD = 1000000007; ll keep = 0; ll cnt = 0; drep(k,100){ if(f[k]){ if(k == 0){ ; }else if(k == 1){ ans++; }else{ ans += ((1LL<