What do the functions atoi(), itoa() and gcvt () do? Show how would you use them in a program.

Correct Answer: atoi() Converts a string to an integer itoa() Convert an integer to a string gcvt() Converts a floating-point number to a string #include "stdlibh" main() { char s[] = "12345"; char buffer [15], string[20]; int i; i = atoi (s); printf("\n%d",i); gcvt (20141672, 4, buffer); printf ("\n%s", buffer); itoa(15, string,2); printf ("\n%s", string); }