print for  unpack '(A24)*', join'|','01' .. '64', '';;
01|02|03|04|05|06|07|08|
09|10|11|12|13|14|15|16|
17|18|19|20|21|22|23|24|
25|26|27|28|29|30|31|32|
33|34|35|36|37|38|39|40|
41|42|43|44|45|46|47|48|
49|50|51|52|53|54|55|56|
57|58|59|60|61|62|63|64|