1008. Elevator (20)

考察以时间cost为核心的电梯时间模拟

#include<iostream>

int main()
{
	int n;
	while(scanf("%d",&n) != EOF)
	{
		int floorNow = 0;
		int sum = 0;
		while(n--)
		{
			int request;
			scanf("%d",&request);
			if(request > floorNow)
				sum += (request-floorNow)*6;
			else if(request < floorNow)
				sum += (floorNow-request)*4;
			sum += 5;
			floorNow = request;
		}
		printf("%d\n", sum);
	}
	return 0;
}