> #include<iostream.h>
> void main()
> {	
> 	long num;
> 	cin>>num;
> 	bool rec[200][200],nolast=true;
> 	long row=0,i,j,count,line=1;
> 	for(i=1;i<=num;i++)
> 	{ 
> 		rec[num][i]=true;
> 		rec[num-1][i]=true;
> 	}
> 	for(i=1,count=1;;i+=2,count++)
> 	{
> 		if(count%2&&nolast)	
> 			row++;
> 			cout<<i;
> 		if(row==num-1)
> 		{
> 			nolast=false;			
> 			if(!rec[num-1][line]&&!rec[num][line])
> 				line++;
> 			if((num-1+line-count)%2)
> 			{
> 				if(rec[num-1][line])
> 				{
> 					rec[num-1][line]=false;
> 					cout<<" "<<(num-2)*num+line;
> 				}
> 			}
> 			else
> 				if(rec[num][line])
> 				{
> 					rec[num][line]=false;
> 					cout<<" "<<(num-1)*num+line;
> 				}
> 			if(line==num&&(!rec[num-1][num]||!rec[num][num]))
> 				break;		
> 		}
> 		else
> 		for(j=1;j<=num;j++)
> 			if((j+row-count)%2)	
> 				cout<<" "<<(row-1)*num+j;
> 		cout<<endl;
> 	}
> 	cout<<endl;
> }
> 
> 			
> 
> 			
> 					
> 

• 对了，这是rruucc写的^_^ (0) hawk 2004-11-19 21:50:29