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牛人们帮帮看看,我测试几组数据都没有问题,提交总说答案错误,第一次来,对与测试系统不太清楚

Posted by hubenlong at 2010-05-15 15:45:58 on Problem 1007
#include <stdio.h>
#include <stdlib.h>

typedef struct inode{
	int UnsortNum;
	char *ptr;
	inode *next;
}Inode,*pInode;

int CountUnsortNum(char buffer[],int m)
{
	int i=0,j=0;
	int sum=0;
	for(i=0;i<m-1;i++)
		for(j=i+1;j<m;j++)
			if(buffer[i]>buffer[j])
				++sum;
	return sum;
}


int main()
{
	int m,n,i,j;
	pInode plink;
	//char c;
	char **buffer;
	scanf("%d %d",&m,&n);
	buffer=(char**)malloc(n*sizeof(char*));
	for(i=0;i<n;i++)
		buffer[i]=(char*)malloc((m+1)*sizeof(char));

	if(!buffer)
		exit(-1);
	char c;
	
	fflush(stdin);
	for(i=0;i<n;i++){
		for(j=0;j<m;j++){
			c=getchar();
			//printf("%c\n",c);
			while(c=='\n'||c=='\r'||c=='\t'||c==' ')
			{
				if(j!=0)
				{	
					printf("i is %d,j is %d\n",i,j);
					exit(-1);
				}
				c=getchar();
			}
		//	if((c!='A')&&(c!='T')&&(c!='G')&&(c!='C'))
		//		exit(-1);
			buffer[i][j]=c;
		}
		buffer[i][m]='\0';
	}
		
	plink=(pInode)malloc(sizeof(Inode));
	pInode p,ptemp;
	p=plink;
	p->next=NULL;
	
	for(i=0;i<n;i++){
		if(!(ptemp=(pInode)malloc(sizeof(Inode))))
			exit(-1);
		ptemp->ptr=buffer[i];
		ptemp->UnsortNum=CountUnsortNum(buffer[i],m);
		
		ptemp->next=NULL;
		p->next=ptemp;
		p=p->next;
	}
	int min=0;
	pInode premin;

	while(plink->next){
		premin=plink;
		min=plink->next->UnsortNum;
		for(p=plink;p->next!=NULL;p=p->next)
		{
			if(p->next->UnsortNum<min){
				premin=p;
				min=p->next->UnsortNum;
			}
		}
		printf("%s\n",premin->next->ptr);
		p=premin->next;
		premin->next=p->next;
		free(p);
		p=NULL;
	}
	free(plink);
	plink=NULL;
	for(i=0;i<n;i++){
		free(buffer[i]);
		buffer[i]=NULL;
	}
	free(buffer);
	buffer=NULL;

	return 0;
}

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