使用单链表实现在输入时对数据进行排序(由小到大)

//实现在输入时自动排序(由小到大) 
PNode *CreateList(int n)
{
	Polynomia P;
	PNode *pre,*q,*s;
	
	P=(Polynomia)(malloc(sizeof(PNode)));
	P->next=NULL;
	
	int i;
	printf("Enter coef and expn(共%d组): ",n);
	for(i=0;i<n;i++)
	{
		pre=P;
		q=P->next;
		s=(Polynomia)(malloc(sizeof(PNode)));
		scanf("%d%d",&s->coef,&s->expn);
		while(q && q->expn<s->expn)
		{
			pre=q;
			q=q->next;
		}
		
		s->next=q;
		pre->next=s;
	} 
	
	return P;
} 

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转载自blog.csdn.net/Huayra221/article/details/81126046