题解 | #字符串加密#

const rl = require("readline").createInterface({ input: process.stdin });
var lines = []
rl.on('line',line=>{
    lines.push(line)  
})

rl.on('close',()=>{
    var arr = [...new Set(lines[0].split(''))]
    var all = 'abcdefghijklmnopqrstuvwxyz'
    for(i=0;i<all.length;i++){
        if(arr.includes(all[i])){
            continue
        }else{
            arr.push(all[i])
        }
    }
    var changeArr = lines[1].split('')
    var res = []
    changeArr.forEach(item=>{
        res.push(arr[all.indexOf(item)])
    })
    console.log(res.join(''))
})