the library function used to find the last occurrence of a character..., Strings, Adv C

+ Explanation

he function strstr() Finds the first occurrence of a substring in another stringDeclaration: char *strstr(const char *s1, const char *s2);Return Value: On success, strstr returns a pointer to the element in s1 where s2 begins (points to s2 in s1). On error (if s2 does not occur in s1), strstr returns null.Example:

#include #include int main(void)
{
   char *str1 = "VCampus", *str2 = "mp", *ptr;

   ptr = strstr(str1, str2);
   printf("The substring is: %sn", ptr);
   return 0;
}

Output: The substring is: mpus

Question:The library function used to find the last occurrence of a character in a string is

A strnstr()

B aststr()

C strrchr()

D strnset()

C