#include "libft.h"
#include <stdio.h>
size_t ft_strlen(const char *str);

void *ft_memmove(void *dest, const void *src, size_t n)
{
    char *constsrc;
    char *constdest;
    size_t x,y,i;

    x = ft_strlen(dest);
    y = ft_strlen(src);
    if(x == y)
        return dest;
    if(x<y)
    {
        constsrc = (unsigned char*)src+n-1;
        constdest = (unsigned char*)dest+n-1;
        while(n)
        {
            *constdest=*constsrc;
            *constdest--;
            *constsrc--;
            n--;
        }
    }
        else if(x > y)
    {
        i=0;
        while(n)
        {
            constdest[i]=constsrc[i];
            i++;
            n--;
        }
    }
    return dest;
}
int main()
{
    char str[50]="ayoub is sexy";
    ft_memmove(str+3,str,10);
    printf("%s",str);
    return 0;
}