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这也能超内存?求教

Posted by nirrr at 2011-08-05 12:52:01 on Problem 1470
#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <queue>
#include <stack>
#include <bitset>
#include <algorithm>
#include <numeric>
#include <utility>
#include <iostream>
#include <iomanip>
#include <cstring>
#include <ctime>
#include<stdio.h>
#include<string.h>
#include<math.h>
using namespace std;
const double pi=acos(-1.0);
const double eps=1e-11;
#define MXX 51000
#define INF ((1<<31)-5)
#define two(X) (1<<(X))
#define contain(S,X) (((S)&two(X))!=0)
#define PB(X) push_back(X)
#define SIZE(X) ((int)(X.size()))
#define LENGTH(X) ((int)(X.length()))
queue<int> EM;


typedef struct node
{
	int tar;
	struct node* next;
}Link;

int fa[MXX];
int times[MXX],n,m,step,c[MXX],done[MXX];
Link he[MXX],he1[MXX];

int find(int H)
{
	return H==fa[H]?H:fa[H]=find(fa[H]);
}
void U(int a,int b)
{
	a=find(a);
	b=find(b);
	if(a!=b)
		fa[a]=b;
	
}
Link *op;
Link *F;

void tanjar(int H)
{
	fa[H]=H;
	Link *K=&he[H];
	while(K->next)
	{
		K=K->next;
		tanjar(K->tar);
		fa[K->tar]=H;
		
	}
    K= &he1[H] ;

     while ( K->next)
	 {
		K=K->next;
		if (done[K->tar]) 
		{
			
			int anc = find(K->tar) ;
			times[anc] ++ ;
        }
		else
		{
			op=&he1[K->tar];
			F=(Link*)malloc(sizeof(Link));
			F->tar=H;
			F->next=op->next;
			op->next=F;
		}

	 }

	done[H]=1;
}
int main()
{
	int i,temp1,a,b,T,sum,marko,temp2,temp3;
	while(scanf("%d",&n)!=EOF)
	{	
		Link* K;
		Link *A;
		for(i=1;i<=n;i++)
		{
			scanf("%d:(%d)",&temp1,&temp2);
			K=&he[temp1];
			K->next=NULL;
			for(int j=1;j<=temp2;j++)
			{
				scanf("%d",&temp3);
				c[temp3]=1;
				A=(Link*)malloc(sizeof(Link));
				A->tar=temp3;
				A->next=K->next;
				K->next=A;
			}
		}
	
		scanf("%d\n",&m);
		for(i=0;i<m;i++)
		{
			while(getchar() != '('){}
			scanf("%d%d",&temp1,&temp2);
			K=&he1[temp1];
			A=(Link*)malloc(sizeof(Link));
			A->tar=temp2;
			A->next=K->next;
			K->next=A;
			while(getchar() != ')') {}
		}
		int root;
		for(i=1;i<=n;i++)
		{
           if ( !c[i] ) 
			  {
				  root=i ;
                     break ;
              }
		}
		tanjar(root);
		for(i=1;i<=n;i++)
			if(times[i]!=0)
				printf("%d:%d\n",i,times[i]) ;
		memset(he,0,sizeof(he));
		memset(he1,0,sizeof(he1));
		memset(c,0,sizeof(c));
		memset(done,0,sizeof(done));
		memset(times,0,sizeof(times));
		memset(fa,0,sizeof(fa));

	} 
return 0;
}

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