82 lines
1.6 KiB
C
82 lines
1.6 KiB
C
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#include<stdio.h>
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#include<stdlib.h>
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typedef struct pile{
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char* adresse;
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int taille;
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int capacite;
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} pile;
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void creerPile(pile** p_pile){
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printf("1\n");
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(*p_pile)->capacite = 512;
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printf("2\n");
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(*p_pile)->taille = 0;
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printf("3\n");
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(*p_pile)->adresse = (char*) malloc((*p_pile)->capacite*sizeof(char));
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printf("4\n");
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}
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int empty(pile* p_pile){
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if (p_pile->taille>0){
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return 1;
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}
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return 0;
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}
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void push(pile** p_pile, char newValeur){
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if ((*p_pile)->taille == (*p_pile)->capacite){
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(*p_pile)->capacite *= 2;
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(*p_pile)->adresse = realloc((*p_pile)->adresse,(*p_pile)->capacite*sizeof(char));
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}
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(*p_pile)->adresse[(*p_pile)->taille] = newValeur;
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(*p_pile)->taille ++;
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}
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char pop(pile** p_pile){
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(*p_pile)->taille --;
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return (*p_pile)->adresse[(*p_pile)->taille];
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}
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char top(pile* p_pile){
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return p_pile->adresse[p_pile->taille-1];
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}
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void clear(pile** p_pile){
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(*p_pile)->taille=0;
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}
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int main(void){
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int choix=99;
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char caractere;
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pile* p_pile;
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creerPile(&p_pile);
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printf("\n----------instruction----------\n1<char>- push\n2- pop\n3- top\n4- clear\n5- quit\n----------------------------------\n");
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while(choix!=5){
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printf("choix : ");
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scanf("%d%c",&choix,&caractere);
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if (choix==1){
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push(&p_pile,caractere);
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}
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if (choix==2){
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if (empty(p_pile)){
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printf("resultat : %c\n",pop(&p_pile));
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}
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}
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if (choix==3){
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if (empty(p_pile)){
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printf("resultat : %c\n",top(p_pile));
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}
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}
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if (choix==4){
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clear(&p_pile);
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printf("La liste à bien été vidé\n");
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}
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}
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free(p_pile->adresse);
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printf("O revoir BG\n");
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return 0;
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}
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