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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. typedef struct no {
  5.     int info;
  6.     struct no *esq;
  7.     struct no *dir;
  8. } Node;
  9.  
  10. Node *insere(Node *arv, int valor) {
  11.     if (arv == NULL) {
  12.         arv = malloc(sizeof(Node));
  13.         arv->info = valor;
  14.         arv->esq = NULL;
  15.         arv->dir = NULL;
  16. //        arv = p;
  17.         return arv;
  18.     } else if (valor > arv->info) {
  19.         arv->dir = insere(arv->dir, valor);
  20.         return arv->dir;
  21.     } else {
  22.         arv->esq = insere(arv->esq, valor);
  23.         return arv->esq;
  24.     }
  25. }
  26.  
  27. void imprime (Node *arv) { 
  28.     if (arv != NULL) {
  29.         imprime(arv->esq);
  30.         printf("\n %d", arv->info);
  31.         imprime(arv->dir);
  32.     }
  33. }
  34.  
  35. int main (void) {
  36.     Node *arv = malloc(sizeof(Node));
  37.     arv->info = 1;
  38.     arv->dir = NULL;
  39.     arv->esq = NULL;
  40.     insere(arv, 2);
  41.     insere(arv, 3);
  42.     imprime(arv);
  43. }
  44.  
  45. //https://pt.stackoverflow.com/q/190689/101
Success #stdin #stdout 0s 4196KB
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https://ideone.com/iNISoH
language:
C99 (gcc 8.3)
created:
3 years ago
visibility:
public

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