#include<stdio.h>

int a,b,c,i,v[1000]={
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0,
2, 4, 6, 8, 0, 2, 4, 6, 8, 0, 3, 6, 9, 2, 5, 8, 1, 4, 7, 0, 
4, 8, 2, 6, 0, 4, 8, 2, 6, 0, 5, 0, 5, 0, 5, 0, 5, 0, 5, 0, 
6, 2, 8, 4, 0, 6, 2, 8, 4, 0, 7, 4, 1, 8, 5, 2, 9, 6, 3, 0, 
8, 6, 4, 2, 0, 8, 6, 4, 2, 0, 9, 8, 7, 6, 5, 4, 3, 2, 1, 1, 
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 
3, 5, 7, 9, 1, 3, 5, 7, 9, 1, 4, 7, 0, 3, 6, 9, 2, 5, 8, 1, 
5, 9, 3, 7, 1, 5, 9, 3, 7, 1, 6, 1, 6, 1, 6, 1, 6, 1, 6, 1, 
7, 3, 9, 5, 1, 7, 3, 9, 5, 1, 8, 5, 2, 9, 6, 3, 0, 7, 4, 1, 
9, 7, 5, 3, 1, 9, 7, 5, 3, 1, 0, 9, 8, 7, 6, 5, 4, 3, 2, 2, 
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 
4, 6, 8, 0, 2, 4, 6, 8, 0, 2, 5, 8, 1, 4, 7, 0, 3, 6, 9, 2, 
6, 0, 4, 8, 2, 6, 0, 4, 8, 2, 7, 2, 7, 2, 7, 2, 7, 2, 7, 2, 
8, 4, 0, 6, 2, 8, 4, 0, 6, 2, 9, 6, 3, 0, 7, 4, 1, 8, 5, 2, 
0, 8, 6, 4, 2, 0, 8, 6, 4, 2, 1, 0, 9, 8, 7, 6, 5, 4, 3, 3, 
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 
5, 7, 9, 1, 3, 5, 7, 9, 1, 3, 6, 9, 2, 5, 8, 1, 4, 7, 0, 3, 
7, 1, 5, 9, 3, 7, 1, 5, 9, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 
9, 5, 1, 7, 3, 9, 5, 1, 7, 3, 0, 7, 4, 1, 8, 5, 2, 9, 6, 3, 
1, 9, 7, 5, 3, 1, 9, 7, 5, 3, 2, 1, 0, 9, 8, 7, 6, 5, 4, 4, 
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 
6, 8, 0, 2, 4, 6, 8, 0, 2, 4, 7, 0, 3, 6, 9, 2, 5, 8, 1, 4, 
8, 2, 6, 0, 4, 8, 2, 6, 0, 4, 9, 4, 9, 4, 9, 4, 9, 4, 9, 4, 
0, 6, 2, 8, 4, 0, 6, 2, 8, 4, 1, 8, 5, 2, 9, 6, 3, 0, 7, 4, 
2, 0, 8, 6, 4, 2, 0, 8, 6, 4, 3, 2, 1, 0, 9, 8, 7, 6, 5, 5, 
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 
7, 9, 1, 3, 5, 7, 9, 1, 3, 5, 8, 1, 4, 7, 0, 3, 6, 9, 2, 5, 
9, 3, 7, 1, 5, 9, 3, 7, 1, 5, 0, 5, 0, 5, 0, 5, 0, 5, 0, 5, 
1, 7, 3, 9, 5, 1, 7, 3, 9, 5, 2, 9, 6, 3, 0, 7, 4, 1, 8, 5, 
3, 1, 9, 7, 5, 3, 1, 9, 7, 5, 4, 3, 2, 1, 0, 9, 8, 7, 6, 6, 
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 
8, 0, 2, 4, 6, 8, 0, 2, 4, 6, 9, 2, 5, 8, 1, 4, 7, 0, 3, 6, 
0, 4, 8, 2, 6, 0, 4, 8, 2, 6, 1, 6, 1, 6, 1, 6, 1, 6, 1, 6, 
2, 8, 4, 0, 6, 2, 8, 4, 0, 6, 3, 0, 7, 4, 1, 8, 5, 2, 9, 6, 
4, 2, 0, 8, 6, 4, 2, 0, 8, 6, 5, 4, 3, 2, 1, 0, 9, 8, 7, 7, 
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 
9, 1, 3, 5, 7, 9, 1, 3, 5, 7, 0, 3, 6, 9, 2, 5, 8, 1, 4, 7, 
1, 5, 9, 3, 7, 1, 5, 9, 3, 7, 2, 7, 2, 7, 2, 7, 2, 7, 2, 7, 
3, 9, 5, 1, 7, 3, 9, 5, 1, 7, 4, 1, 8, 5, 2, 9, 6, 3, 0, 7, 
5, 3, 1, 9, 7, 5, 3, 1, 9, 7, 6, 5, 4, 3, 2, 1, 0, 9, 8, 8, 
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 
0, 2, 4, 6, 8, 0, 2, 4, 6, 8, 1, 4, 7, 0, 3, 6, 9, 2, 5, 8, 
2, 6, 0, 4, 8, 2, 6, 0, 4, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 
4, 0, 6, 2, 8, 4, 0, 6, 2, 8, 5, 2, 9, 6, 3, 0, 7, 4, 1, 8, 
6, 4, 2, 0, 8, 6, 4, 2, 0, 8, 7, 6, 5, 4, 3, 2, 1, 0, 9, 9, 
9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 
1, 3, 5, 7, 9, 1, 3, 5, 7, 9, 2, 5, 8, 1, 4, 7, 0, 3, 6, 9, 
3, 7, 1, 5, 9, 3, 7, 1, 5, 9, 4, 9, 4, 9, 4, 9, 4, 9, 4, 9, 
5, 1, 7, 3, 9, 5, 1, 7, 3, 9, 6, 3, 0, 7, 4, 1, 8, 5, 2, 9, 
7, 5, 3, 1, 9, 7, 5, 3, 1, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, };


int main(){

FILE *g=fopen("koba.out","w");




for(i=0;i<=999;i++){
a=i/100;
b=i/10%10;
c=i%10;

v[i]=(a+b*c)%10;
fprintf(g,"%d, ",v[i]);

if(i%20==0&&i!=0)fprintf(g,"\n");

}

fclose(g);


return 0;
}