//*********************
//**    josexx.cpp    **
//*********************

#include <iostream.h>
#include "ring.h"         //告訴編譯，本文件中將使用Ring
#include "josexx.h"

void Jose::Initial()
{
  int num,begin,m,w;
  cout <<"please input the number of boys,\n" \
         "begin position,interval per count :\n" \
         "number of winners :\n";
  cin >>num >>begin >>m>>w;
  if(num<2){
    cerr<<"bad number of boys\n";
    return;
  }
  if(begin<0){
    cerr<<"bad begin position.\n";
    return;
  }
  if(m<1||m>num){
    cerr<<"bad interval number.\n";
    return;
  }
  if(w<1||w>=num){
    cerr <<"bad number of winners.\n";
    return ;
  }
  //輸入數據都合法時，予以賦值
  numOfBoys = num;
  beginPos = begin;
  interval = m;
  wins = w;
}

void Jose::GetWinner()
{
  Ring x(numOfBoys);     //小孩圍成圈
  x.Count(beginPos);     //轉到開始位置
  for(int i=1; i<numOfBoys-wins+1; i++){      //處理除了獲勝者之外的所有小孩
    x.Count(interval);   //數小孩
    x.PutBoy();          //輸出小孩編號
    x.ClearBoy();        //當前小孩脫離環鏈
  }
  cout <<"\nthe winner is ";
  x.Display();   //獲勝者
}