Bitwise And Operators in action
print 5 & 4,"\n"; # 101 & 100 print 5 & 0,"\n"; # 101 & 000 print 4 & 0,"\n"; # 100 & 000 print 0 & 4,"\n"; # 000 & 100 print "=" x 10,"\n"; # print 10 equal signs