#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

int n;
int a[1000024], b[1000024];




int main()
{
	FILE *fin = fopen("twoton.in", "r");
	FILE *fout = fopen("twoton.out", "w");
	fscanf(fin, "%d", &n);
	for (int i = 0; i < n; ++i) 
		fscanf(fin, "%d", &a[i]);
	int i;
	b[n - 1] = 1;
	for (i = n - 2; i >= 0; i--)
	{
		if (a[i] > a[i + 1])
		{
			b[i] = 1 + b[i + 1] + b[i + 1];
			a[i] = a[i + 1];
		}
		else b[i] = 1 + b[i + 1];


	}
	fprintf(fout, "%d\n", b[0]);
	fclose(fin);
	fclose(fout);
}