#include <stdlib.h>

struct elem {

  int i;

  struct elem * next;

};

void ajouter (struct elem *list, int i){

  struct elem * e;

  e=malloc(sizeof(struct elem));

  e->i=i;

  e->next= list;

}

int main(){

  struct elem * list=NULL;

  struct elem* iter=NULL;

  int i;

  ajouter (list,1);

  ajouter (list,2);

  ajouter (list,3);

  iter=list;

  for (i=0;i<2;i++){

    if (iter) {

      printf("%d ",iter->i);

      iter=iter->next;

    }

  }

  return 0;

}

Que va afficher ce programme ?