sub m1{1+4*y/VLD//.E.ord()x3%75%50%4} sub m2{1+4*y/VLD//.E.ord()*49/3%54%4} sub d1{1 .E.ord()*39%73%7%5>>y/VLD//} sub d2{1 .E.ord()*38/9%62%4>>y/VLD//} sub d3{1 .E.~-ord()*41%52%5>>y/VLD//} sub d4{1 .E.(8^ord)*29%65%4>>y/VLD//}