56 lines
587 B
C
56 lines
587 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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struct pile
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{
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int tete;
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char ple[10];
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};
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typedef struct pile pile;
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int empty(pile *p)
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{
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if(p==NULL)
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{
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return 1;
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}
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return p->tete==0;
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}
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char pop(pile **p)
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{
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(*p)->tete--;
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return (*p)->ple[(*p)->tete];
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}
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void push(pile **p,char v)
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{
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if (*p==NULL)
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{
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pile *new=malloc(sizeof(pile));
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new->tete=0;
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*p=new;
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push(p,v);
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}else
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{
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(*p)->ple[(*p)->tete]=v;
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(*p)->tete++;
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}
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}
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char top(pile **p)
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{
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char temp = pop(p);
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push(p,temp);
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return temp;
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}
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void clear(pile **p)
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{
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while(!empty((*p)))
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{
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pop(p);
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}
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} |