#include<stdio.h>
int main()
{
    int a,b;
    long t=1;
    int i;
    scanf("%d %d",&a,&b);
    for(i=1;i<=b;i++){
        t*=a;
    }
    if(t<10){
        printf("00%d",t);
    }else if(t>=10&&t<=99){
        printf("0%d",t);
    }else{
        printf("%ld",t%1000);
    }
    return 0;
}