【数据结构/C语言】用链栈对整数进行升序排序

#pragma warning (disable:4996)
#include<stdio.h>
#include<stdlib.h>

typedef int Elemtype;	
typedef int Status;
typedef struct Stack* SqList;
typedef struct Stack
{
	Elemtype data;
	SqList next;
}Stack;

Status InitStack(SqList& s)
{
	s = (SqList)malloc(sizeof(Stack));
	s->next = NULL;
	return 1;
}

Status DestroyStack(SqList& s)
{
	SqList p;
	p = s;
	while (p)
	{
		s = s->next;
		free(p);
		p = s;
	}
	return 1;
}

Status StackEmpty(SqList& s)
{
	if (s->next == NULL)
		return 1;
	else
		return 0;
}

Status Push(SqList& s, Elemtype e)
{
	SqList p = (SqList)malloc(sizeof(Stack));
	p->data = e;
	p->next = s->next;
	s->next = p;
	return 1;
}

Status Pop(SqList& s, Elemtype& e)
{
	if (s->next == NULL)
		return 0;
	SqList p;
	p = s->next;
	e = p->data;
	s->next = p->next;
	free(p);
	return 1;
}

Status GetTop(SqList s, Elemtype& e)
{
	if (s->next == NULL)
		return 0;
	e = s->next->data;
	return 1;
}
Status Sort(SqList& s)
{
	if (!s)
		return 0;
	Elemtype e1, e2;
	SqList p = NULL;
	InitStack(p);
	while (!StackEmpty(s))
	{
		Pop(s, e1);
		while (!StackEmpty(p))
		{
			GetTop(p, e2);
			if (e2 > e1)
			{
				Pop(p, e2);
				Push(s, e2);
			}
			else
				break;
		}
		Push(p, e1);
	}
	while (!StackEmpty(p))
	{
		Pop(p, e1);
		Push(s, e1);
	}
	DestroyStack(p);
	return 1;
}

int main()
{
	SqList s = NULL;
	InitStack(s);
	int e, i;
	printf("请输入你想输入的数据个数:");
	scanf("%d", &i);
	for (int j = 0; j < i; j++)
	{
		scanf("%d", &e);
		Push(s, e);
	}
	Sort(s);
	while (!StackEmpty(s))
	{
		Pop(s, e);
		printf("%d", e);
	}
	free(s);
	return 0;
}
posted @ 2022-10-20 18:18  卞彦秋euReKa  阅读(40)  评论(0编辑  收藏  举报