Write a function reverse_string (char * string) (Recursive implementation)

Source: Internet
Author: User

Write a function reverse_string (char * string) (Recursive implementation)

Implementation: To reverse-arrange the characters in the argument string.

Requirement: You cannot use the string manipulation function in the C function library.

#include <stdio.h> #include <assert.h> #include <stdlib.h>int my_strlen (const CHAR*STR) {assert (str) ; int count = 0;while (*str) {count++;str++;} return count;} void Reverse_string (CHAR*STR) {assert (str), char tmp = 0;int len = My_strlen (str), if (Len > 0) {tmp = str[0];str[0] = str[ Len-1];str[len-1] = ' + '; reverse_string (str + 1); str[len-1] = tmp;}} int main () {char arr[] = "abcdef"; reverse_string (arr);p rintf ("%s\n", arr); System ("pause"); return 0;}


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Fedcba

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Write a function reverse_string (char * string) (Recursive implementation)

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