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Re:天哪。。。。。。为什么老RE阿。。。help me...

Posted by lyxxx at 2013-09-07 22:56:33 on Problem 3349
In Reply To:天哪。。。。。。为什么老RE阿。。。help me... Posted by:liao14 at 2007-10-19 20:32:06
> #include<iostream>
> #include<algorithm>
> 
> using namespace std;
> 
> int num[1000];
> struct node
> {
> 	int a[6];
> 	node *next;
> };
> 
> node *snow[1000];
> 
> bool match(node *a,node *b)
> {
> 	int i,j,k;
> 	for( i = 0; i < 6; i ++ ) 
> 	{     
> 		if( a->a[0] == b->a[i] )     
> 		{      
> 			for( j = 0, k = i; j < 6; j ++ )      
> 			{       if( a->a[j] != b->a[k] )
> 			break;       
> 			k ++;       
> 			if ( k >= 6 )  k %= 6;      
> 			}      
> 			if( j == 6 ) return true;      
> 			for( j = 0, k = i; j < 6; j ++ )      
> 			{       
> 				if( a->a[j] != b->a[k] )        
> 					break;       
> 				k --;       
> 				if( k < 0 )        
> 					k = 5;      
> 			}      
> 			if( j == 6 ) return true;     
> 		}
> 	}
> 	return false;
> }
> 
> int main()
> {
> 	int i;
> 	bool flag;
> 	int n;
> 	while(scanf("%d",&n)>0)
> 	{
> 		memset(num,0,sizeof num);
> 		memset(snow,NULL,sizeof snow);
> 		flag=0;
> 		int nn[6];
> 		while(n--)
> 		{
> 			scanf("%d%d%d%d%d%d",&nn[0],&nn[1],&nn[2],&nn[3],&nn[4],&nn[5]);
> 			if(!flag)
> 			{
> 				int tmp=(nn[0]+nn[1]+nn[2]+nn[3]+nn[4]+nn[5])%100000;
> 				num[tmp]++;
> 				node *q=new node;
> 				for(i=0;i<6;i++) q->a[i]=nn[i];
> 				q->next =NULL;
> 				node *p=snow[tmp];
> 				if(p!=NULL)
> 				{
> 					while(1)
> 					{
> 						flag=match(p,q);
> 					    if(flag) break;
> 						if(p->next!=NULL) p=p->next;
> 						 else break;
> 					}
> 					p->next=q;
> 				}
> 				else snow[tmp]=q;
> 				
> 			}
> 		}
> 		if(flag) printf("Twin snowflakes found.\n");
> 			else printf("No two snowflakes are alike.\n");
> 	}
> 	return 0;
> }

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