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#include <stdio.h>
#include <stdlib.h>
struct listnode{
int data;
struct listnode *node;
};
struct liststack{
struct listnode *top;
};
liststack * s_init(void)
{
struct liststack *istack;
istack = (struct liststack*)malloc(sizeof(struct liststack));
if(istack == NULL)
{
perror("malloc():");
}
else
istack->top = NULL;
return istack;
}
int main()
{
return 0;
}
#include <stdio.h>
#include <stdlib.h>
struct listnode{
int data;
struct listnode *node;
};
struct liststack{
struct listnode *top;
};
typedef struct liststack * Pstack;
Pstack s_init(void)
{
Pstack istack;
istack = (Pstack)malloc(sizeof(struct liststack));
if(istack == NULL)
{
perror("malloc():");
}
else
istack->top = NULL;
return istack;
}
int main()
{
return 0;
}
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