#include <iostream>
#define UI unsigned int

UI VvodBV(int *n)
{
    UI v = 0, mask = 1; int i; char s[33];
    puts("Vvod BV");
    gets_s(s);
    *n = strlen(s);
    for (i = 0; s[i]; i++)
    {
        v <<= 1;
        if (s[i] == '1')
        {
            v |= mask;   //v++
        }
    }
    return v;
}

void VivodBV(UI v, UI n)
{
    UI mask = 1;
    for (mask <<= n - 1; mask; mask >>= 1)
    {
        if (mask & v) putchar('1');
        else putchar('0');
    }
}


int main()
{
    UI v, mask = 1; int n;

    v = VvodBV(&n);

    VivodBV(v, n);


    system("pause");
    return 0;
}