题解 | #输入n个整数，输出其中最小的k个#

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
    let line1 = await readline();
    let line1_tokens = line1.split(' ');
    let num = line1_tokens[1];

    let line2 = await readline();
    let line2_tokens = line2.split(' ');
    line2_tokens = line2_tokens.map(Number);
    line2_tokens.sort((a, b) => a - b);
    let res = line2_tokens.slice(0, num);
    console.log(res.join(' '));
}()