Q671
What is the time complexity of the following recursive implementation used to find the length of the string? #include int recursive_get_len(char *s, int len) if(s[len] == 0) return 0; return 1 + recursive_get_len(s, len+1); int main() char *s = "abcdef"; int len = recursive_get_len(s,0); printf("%d",len); return 0;
A.
O(1)
B.
O(n)
AnswerC.
O(n2)
D.
O(n3)
Answer: Option B
Solution
Answer: Option B
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