s/1\(.\)/55\1/ s/8/53/ s/./&*******/g h y/*/ / s/\([2-5] \) /\1*/g H s/\([3-5]....\) /\1**/g s/\([45] \) /\1*/g H s/\*\* / /g H y/*/ / s/5 */5*******/g H g s/0.*\|^.//gm s/\w/ /g
Note that non-ascii characters in the above source code will be escaped (such as \x9f).