online_judge_1020

来源：互联网发布：java中级工程师工资编辑：程序博客网时间：2024/06/10 09:00

#include <iostream>using namespace std;const int N = 500;int main(){    bool a[N],b[N];    int x,y;    int rx1,rx2,ry1,ry2;    int i;    bool flagx,flagy;    int num = N/2;    while(cin>>x>>y)    {        if(x==0 && y==0)            break;        for(i=0; i<N; ++i)            a[i] = b[i] = false;        a[x+num] = true;        b[y+num] = true;        while(cin>>x>>y)        {            if(x==0 && y==0)            {                break;            }            a[x+num] = true;            b[y+num] = true;        }        flagx = flagy = true;        for(i=0; i<N; ++i)        {            if(a[i] && flagx)            {                flagx = false;                rx1 = i - num;            }            if(b[i] && flagy)            {                flagy = false;                ry1 = i - num;            }        }        flagx = flagy = true;        for(i=N-1; i>=0; --i)        {            if(a[i] && flagx)            {                flagx = false;                rx2 = i - num;            }            if(b[i] && flagy)            {                flagy = false;                ry2 = i - num;            }        }        cout<<rx1<<" "<<ry1<<" "<<rx2<<" "<<ry2<<endl;    }    return 0;}

再次强调，思想思想思想。重要的事情说三遍！

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