题解 | #明明的随机数#

const readline = require('readline');

const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout
});
const arr = [];
rl.on('line', function (line) {
    arr.push(line)
    if (arr.length === parseInt(arr[0]) + 1) {
        let newArr = [], i;
        arr.splice(0, 1);
        for (i = 0; i < arr.length; i++) {
            if (newArr.indexOf(arr[i]) == -1) {
                newArr.push(arr[i])
            }
        }
        newArr.sort((a, b) => {
            return a - b
        })
        console.log(newArr.join('\n'))
    }
});