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/******************************************************************************
Welcome to code of Lập trình - Điện tử
Series: C++
Author: Nghĩa Taarabt
*******************************************************************************/
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
typedef struct Node_t {
uint32_t Data;
struct Node_t * pNext;
} NodeType;
/* Create a Static Linked List */
NodeType * HEAD = NULL;
void List_AddNode(uint32_t Data)
{
/* Allocate new node memory */
NodeType * pnewNode = (NodeType*)malloc(sizeof(NodeType));
/* Assign new Data */
pnewNode->Data = Data;
/* New Node will contain address of Old First Node */
pnewNode->pNext = HEAD;
/* HEAD will contain address of the New Node */
HEAD = pnewNode;
}
void List_DeleteNode(uint32_t NodeIdx)
{
/* Allocate new node memory */
NodeType * pPrev = HEAD;
NodeType * pTemp = HEAD;
uint32_t idx;
/* Find the NodeIdx to assign pPrev & pTemp */
for (idx = 0U; idx < NodeIdx; idx++)
{
/* Check if List has one Node only */
if (0U == idx && 1U == NodeIdx)
{
HEAD = HEAD->pNext;
break;
}
else
{
if (idx == NodeIdx - 1U && pTemp)
{
/* NodeA➔pNext = NodeB➔pNext = &NodeC */
pPrev->pNext = pTemp->pNext;
break;
}
else
{
pPrev = pTemp;
/* Position was greater than number of nodes in the list */
if (pPrev == NULL)
break;
pTemp = pTemp->pNext;
}
}
}
/* Free Memory of Deleted Node */
free(pTemp);
}
int main()
{
List_AddNode(10);
printf("Node 1 Data = %d\n", HEAD->Data);
List_AddNode(20);
printf("Node 1 Data = %d\n", HEAD->Data);
List_DeleteNode(2);
printf("Node 1 Data = %d\n", HEAD->Data);
return 0;
}
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