#include <stdio.h>
void bits(unsigned int x)
{
    unsigned int len = sizeof(unsigned int) * 8;
    unsigned int i;
    unsigned int bit;
    for (i = 0; i<len; i++)
    {
        bit = x >> (len - i - 1) & 1;
        printf("%d", bit);
    }
    printf("\n");
}
unsigned int power(int o)
{
    int i;
    unsigned int res;
    res = 1;
    for (i = 1; i <= o; i++)
    {
        res *= 2;
    }
    return res;
}
unsigned int new_bit(unsigned int n, int k, int m)
{
    return n & ((power(m)-1) << k);
}
int main(void)
{
    unsigned int l, res;
    int p, f;
    scanf("%ud", &l);
    scanf("%d", &p);
    scanf("%d", &f);
    bits(l);
    res = new_bit(l, p,f);
    bits(res);
    printf("%d\n", res);
    return(0);
}