Examveda

Which of the following can be the base case for the recursive implementation used to find the length of a string?
#include<stdio.h>
int get_len(char *s)
{
      int len = 0;
      while(s[len] != '\0')
        len++;
      return len;
}
int main()
{
      char *s = "";
      int len = get_len(s);
      printf("%d",len);
      return 0;
}

A. if(string[len] == 1) return 1

B. if(string[len+1] == 1) return 1

C. if(string[len] == ‘\0’) return 0

D. if(string[len] == ‘\0’) return 1

Answer: Option C


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