#include #define rep(i,a,b) for(int i=a;i<(b);++i) #define erep(i,a,b) for(int i=a;i<=(int)(b);++i) #define per(i,a,b) for(int i=(a);i>(b);--i) #define eper(i,a,b) for(int i=(a);i>=b;--i) #define pb push_back #define mp make_pair #define INF (1<<31)-1 #define MOD 1000000007 #define all(x) (x).begin(),(x).end() #define vii vector #define vll vector using namespace std; typedef long long ll; typedef pair Pii; templatebool chmax(T &a, const T &b) { if (abool chmin(T &a, const T &b) { if (b> n; vll pow2; ll p = 1; while (p < 1e9+1L) { pow2.pb(p); p *= 2; } rep(i, 0, (int)pow2.size()) { if (pow2[i] >= n) { cout << i + pow2[i] - n << endl; return 0; } } return 0; }