1008. Elevator (20)

#include "stdafx.h"
#include <iostream>using namespace std;int main()
{int n;scanf("%d", &n);int former = 0, i, res = n * 5, cur;for(i = 1; i <= n; i++){scanf("%d", &cur);if(cur > former){res += (cur - former) * 6;}else{res += (former - cur) * 4;}former = cur;}printf("%d\n", res);system("pause");return 0;
}