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#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <assert.h>
#include "rope.h"
struct rope_s {
size_t len;
char *str;
struct rope_s *left, *right, *parent;
};
rope* rope_new()
{
rope *tmp;
tmp = malloc(sizeof(rope));
assert(tmp);
tmp->len = 0;
tmp->str = NULL;
tmp->left = NULL;
tmp->right = NULL;
tmp->parent = NULL;
return tmp;
}
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