Reverse a string using a recursive function

Question

I am currently studying C and I can\'t get past this exercise. I must create a recursive function to reverse string1 into string2. Here is my code. I w

Answer 1

Although it does not save the resulting string anywhere, you get the idea.

#include 

void rev (const char* str);

int main () {
    const char str[] = "!dlrow ,olleH";

    printf("%s\n", str);

    rev(str);
    printf("\n");

    return 0;
}

void rev (const char* str) {
    char c = *str;
    if (c != '\0') {
            rev(str + 1);
        printf("%c", c);
    }
}