const fs = require('fs')const filePath = process.platform === "linux" ? "dev/stdin" : "input.txt";const input = fs.readFileSync(filePath).toString().trim().toUpperCase()// my codeconst inputList = [...input]const unDupliInput = Array(...new Set([...input]))const valueObjectList = unDupliInput.map((value) => {const len = inputList.filter(val => val === value).lengthreturn {value, len}})const maxO..