c,u[],i,j=21;main(d){while(!i--?c=i=26,j--:putchar(i?"| HHO-"[i&1?j&3?i&2?u[i]^j%4%3:1:i&2?scanf("%d",&d),u[i]+=d,c+=d,4:2:j&3|i/2-c&1?1:5]:10));}