题解 | #简单密码#

const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

void (async function () {
    // Write your code here
    const obj = {
        abc: 2,
        def: 3,
        ghi: 4,
        jkl: 5,
        mno: 6,
        pqrs: 7,
        tuv: 8,
        wxyz: 9,
    };
    let arr = []
    while ((line = await readline())) {
        for (let i = 0; i < line.length; i++) {
            let char = line[i]
            if (/[A-Z]/.test(char)) {
                if (char !== 'Z') {
                    // 把大写字母的ASCII + 1，转成字母后再转小写
                    arr.push(String.fromCharCode(char.charCodeAt() + 1).toLowerCase())
                } else {
                    arr.push('a')
                }
            } else if (/[a-z]/.test(char)) {
                for (let key in obj) {
                    if (key.includes(char)) {
                        arr.push(obj[key])
                        // 满足就结束for循环
                        break;
                    }
                }
            } else {
                arr.push(char)
            }
        }
    }
    console.log(arr.join(''))
})();