题解 | #简单密码#

const rl = require("readline").createInterface({ input: process.stdin });

rl.on('line', function(line){
    let arr = line.split('')
    let zimu = 'abcdefghijklmnopqrstuvwxyz';
    let result = []
    for(let i = 0; i< arr.length; i++){
        if(/[a-c]/.test(arr[i])){
            result.push(2)
        }else if(/[d-f]/.test(arr[i])){
            result.push(3)
        }else if(/[g-i]/.test(arr[i])){
            result.push(4)
        }else if(/[j-l]/.test(arr[i])){
            result.push(5)
        }else if(/[m-o]/.test(arr[i])){
            result.push(6)
        }else if(/[p-s]/.test(arr[i])){
            result.push(7)
        }else if(/[t-v]/.test(arr[i])){
            result.push(8)
        }else if(/[w-z]/.test(arr[i])){
            result.push(9)
        }else if(/[A-Y]/.test(arr[i])){
            let tmp = arr[i].toLowerCase()
            result.push(zimu[zimu.indexOf(tmp)+1])
        }else if(arr[i] == 'Z'){
            result.push('a')
        }else{
            result.push(arr[i])
        }
    }
    console.log(result.join(''))
})