问一段code的意思

ZDer

#include <stdlib.h>;
#include <sys/types.h>;
#include <time.h>;


#include "printTree.h"

void printTree_rec (struct Tree* t, unsigned long *num)
{
  printf("t%lu adr=:%lx: val=:%ld: ", *num, t, t->;val);

  unsigned long i = 0;
  for (i = 0; i < MAX_BRANCH; i++) {
    unsigned long j = 0;     
    printf("t[%lu]->;child[%ld]=:%lx: ", *num, i, t->;child);      
  }

  ++*num;
  
  printf("\n";

  for (i = 0; i < MAX_BRANCH; i++) {
    if (t->;child) {
      printTree_rec(t->;child, num);
    }
  }

  return; // end of PrintTree()
}


void printTree(struct Tree* t)
{
  unsigned long num = 0;
  printTree_rec(t, &num);

  printf("  .. number of nodes of Tree t (%lx) = %lu \n", t, num);

  return; // end of printTree()
}

lenovo

是遍历一棵树吧。

小雨加雪

可能是横向递归遍历一棵树吧！