#include<algorithm>
#include<vector>
using namespace std;
int function(int n, vector<int>& nums){
int count = 0;
int result = 0;
for(int i = 0; i < n; i++){
if(nums[i] <= nums[0]){
count++;
}
}
//cout<<count;
while(count > 1){
count = count / 2;
result++;
}
return result;
}
int main(){
int n;
cin>>n;
vector<int> input;
for(int i = 0; i < n; i++){
int temp;
cin>>temp;
input.push_back(temp);
}
cout<<function(n, input);
return 0;
}