#include <stdio.h>
#include <string.h>

int main() 
{
    int k = 0;
    char s[1001] = {'0'};

    scanf("%s",s);
    scanf("%d",&k);

    for(int i = 0;i < k;i ++)
    {
        printf("%c",s[i]);
    }

    return 0;
}