汉诺塔IV---hdu2077

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=2077

 

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
#define N 25

int main()
{
    int a[N]={0, 2};///汉诺塔三的规律,把最左边的移动到最右边的规律;
    int b[N]={0, 1};///把最左边的移动到中间的规律;
    int c[N]={0, 2};///本题规律;

    int i;

    for(i=2; i<21; i++)
        a[i] = 3*a[i-1]+2;
    for(i=2; i<21; i++)
        b[i] = a[i-1]+1+b[i-1];
    for(i=2; i<21; i++)
        c[i] = 2*b[i-1]+2;

    int T, n;

    scanf("%d", &T);

    while(T--)
    {
        scanf("%d", &n);
        printf("%d\n", c[n]);
    }
    return 0;
}

  

posted @ 2016-01-20 09:42  西瓜不懂柠檬的酸  Views(230)  Comments(0Edit  收藏  举报
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