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一道五子棋判定胜负的题

梦在何方 发布于 2014-12-02 14:51, 504 次点击
这是一道五子棋判定胜负得题,棋盘19*19,黑子先下,1代表黑子2代表白子,我实在不知道哪里错了!总是wronganswer,向各位大神求救!
(题目链接http://acm.tju.
#include<iostream>
using namespace std;

int main()
{
  int n;
  cin>>n;
  int prox[5]={0,0,1,1,-1};
  int proy[5]={0,1,0,1,1};
  for(int i=1;i<=n;i++)
  {
    int point[20][20];
    int blacknum=0,whitenum=0,test=0,winner=0,x=0,y=0;
    for(int a=1;a<20;a++)
    {
      for(int b=1;b<20;b++)
      {
        cin>>point[a][b];
        if(point[a][b]==1)
        {
          blacknum++;
        }
        if(point[a][b]==2)
        {
          whitenum++;
        }
      }
    }
    test=(blacknum>whitenum)?1:2;
    for(int a=1;a<20;a++)
    {
      for(int b=1;b<20;b++)
      {
        if(point[a][b]==test)
        {
          int count=1;
          int c=0,d=0;
          for(int i=1;i<=4;i++)
          {
            if(point[a-i][b-i]!=test)
            {
              for(c=a+i,d=b+i;point[c][d]==test&&c>=1&&c<=19&&d<=19&&d>=1;c=c+i,d=d+i)
              {
                count++;
              }
              if(count==5)
              {
                x=a;
                y=b;
                winner=test;
                break;
              }
            }
          }
        }
        if(winner==test)
        {
          break;
        }
      }
      if(winner==test)
      {
        break;
      }
    }
    if(winner==test)
    {
      cout<<winner<<endl;
      cout<<x<<" "<<y<<endl;
    }
    else
    {
      cout<<0<<endl;
    }
  }
  return 0;
}
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