fun printer_error(input: String): String = "${input.filter { it !in 'a'..'m'}.length}/${input.length}"
printer_error("aaabbbbhaijjjm")
0/14
printer_error("aaaxbbbbyyhwawiwjjjwwm")
8/22
printer_error("aaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbbbmmmmmmmmmmmmmmmmmmmxyz")
3/56
printer_error("aaabbbbbbccccccddddddeee")
0/24
printer_error("verylargepiggoesoink")
9/20
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Output
printer_error("aaabbbbhaijjjm")->0/14printer_error("aaaxbbbbyyhwawiwjjjwwm")->8/22printer_error("aaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbbbmmmmmmmmmmmmmmmmmmmxyz")->3/56printer_error("aaabbbbbbccccccddddddeee")->0/24printer_error("verylargepiggoesoink")->9/20