dada

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

int main() {
    int m,n;
    int suma=0;
    int br2=0;
    int i;
    int cuvaji;
    int j;
    int br3=0;
    int imaparna=1;
    int br=0;
    scanf("%d %d",&m,&n);
    if(m<n) {
        for(i=m+1; i<n; i++) {
            cuvaji=i;
            imaparna=1;
            br=0;
            br3=0;
            for(j=1; j<=i/2; j++) {
                if(i%j==0)
                    br++;
            }

            while(cuvaji>0) {
                if(cuvaji%10%2==0)
                    br3++;


                cuvaji/=10;
            }

            if(br3>=1&&br==1) {
                printf("%d\n",i);

                br2++;
                suma+=i;
            }






        }
        if(br2!=0)
            printf("%.3f",suma/(float)br2);
        else
            printf("NEMA");
    }



    return 0;
}