The length of the garlic guest string

String length

On the right we give a program that has been basically completed, read in a string, call a function called Str_len to calculate the length of the string, and output.

Smart you should have found that the function called Str_len is not completed, in the case of not modifying the function prototype, please complete the Str_len function, to achieve our above functions.

1. Sample input

   Abcdefg

   Sample output

   7
   
   

   1#include <iostream>2 using namespacestd;3 4 intStr_len (Char*str);5 6 intMain () {7     Char*str =New Char[ -];8Cin>>str;9cout<<Str_len (str);Ten     Deletestr; One     return 0; A } -  - intStr_len (Char*str) { the //please complete your function here. -     intI=0; -      while(* (str+i)! =' /') -     { +i++; -     } +     returni; A}

The length of the garlic guest string