http://acm.zjgsu.edu.cn/JudgeOnline/showproblem?problem_id=1259
#include<iostream>
#include<string>
#include<cstdio>
using namespace std;
int st[83][83];
int main()
{
    int n;
     __int64 kk;
    while(scanf("%d%I64d",&n,&kk) && n+kk)
    {
        int i,j,pp;
        char str[83],temp[83];
        int sh[83],xia[83];
        for(i=0;i<n;i++)
        {
            cin>>pp;
            pp--;
            sh[i]=pp;//第i個位置要拿到pp
            xia[pp]=i;
        } 
        getchar();
        cin.getline(str,82,'\n');
        for(i=0;i<n;i++)
        {
            j=xia[i];
            pp=1;
            while(i!=j)
            {
                st[i][pp++]=j;
                j=xia[j];
            }
            st[i][pp]=st[i][pp+1]=j;
            st[i][0]=pp;//循環(huán)次數(shù)
        }
        for(i=0;i<n;i++)
        {
            if(kk%st[i][0]==0)
                pp=st[i][0];
            else
            {
                pp=kk%st[i][0];
                pp=st[i][0]-pp;//
            }
            temp[st[i][pp]]=str[i];            
        }
        temp[n]='\0';
        printf("%s\n",temp);
    }
    return 0;
}