UVA 808 Bee Breeding （坐标法）

https://vjudge.net/problem/UVA-808

 

 

 

 

#include<cmath>
#include<cstdio>
#include<algorithm>
using namespace std;
int dx[6]={0,-1,-1,0,1,1};
int dy[6]={-1,-1,0,1,1,0};
int s[6]={2,1,2,2,2,2};
int x[10001],y[10001];
int main()
{
    y[2]=-1;
    x[3]=-1; y[3]=-1;
    x[4]=-1;
    y[5]=1;
    x[6]=1; y[6]=1;
    int nowd=0,nows=1,nowx=1,nowy=1;
    for(int now=7;now<=10000;now++)
    {
        if(nows>s[nowd]) nows=1,nowd++;
        if(nowd>=6) 
        {
            nowd=0;
            for(int i=0;i<6;i++) s[i]++;
        }
        nowx+=dx[nowd];
        nowy+=dy[nowd];
        x[now]=nowx;
        y[now]=nowy;
        nows++;
    }
    int a,b,aa,bb;
    while(scanf("%d%d",&aa,&bb)!=EOF)
    {
        a=aa; b=bb;
        if(!a) return 0;
        if(x[a]>x[b]) swap(a,b);
        if(x[a]!=x[b] && y[a]<y[b]) printf("The distance between cells %d and %d is %d.\n",aa,bb,max(x[b]-x[a],y[b]-y[a]));
        else printf("The distance between cells %d and %d is %d.\n",aa,bb,abs(y[a]-y[b])+x[b]-x[a]);
    }
}

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