FILE *fp2=fopen("code.txt","w");
  fprintf(fp2,"%d",t->pos);
  x=strlen(t->car);
  fprintf(fp2,"%d",x);
  for(i=0;i<x;i++){
    fprintf(fp2,"%c",t->car[i]);
  }
  fprintf(fp2,"%d",t->nbmot);
  for(i=0;i<t->nbmot;i++){
    fprintf(fp2,"%d",t->code[i]);
  }
  fclose(fp2);



FILE *fp=fopen(m,"r");
  if(fp==NULL){
    printf("Fichier inexistant\n");
    exit(EXIT_FAILURE);
  }
  t->pos=fgetc(fp);
  n=fgetc(fp);
  t->car=calloc(n+1,sizeof(char));
  for(i=0;i<n;i++){
    t->car[i]=fgetc(fp);
  }
  t->car[n]='\0';
  t->code=calloc(n,sizeof(int));
  for(i=0;i<n;i++){
    t->code[i]=fgetc(fp);
  }
  fclose(fp);