// NOTE: it is recommended to use this even if you don't understand the following code.

#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>

#define MAXS 128

int  hi, lo, pos;
char ans[MAXS], pressedButtons[MAXS];

int main() {
    // uncomment the two following lines if you want to read/write from files
    // freopen("input.txt", "r", stdin);
    // freopen("output.txt", "w", stdout);

    assert(3 == scanf("%d%d%d", &lo, &hi, &pos));

    assert(1 == scanf("%s", pressedButtons));

    ans[0] = 0;


    // INSERT YOUR CODE HERE


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

    return 0;
}