题解 | #输入n个整数，输出其中最小的k个#
输入n个整数，输出其中最小的k个
http://www.nowcoder.com/practice/69ef2267aafd4d52b250a272fd27052c
const readline = require('readline');
const rl = readline.createInterface({
input:process.stdin,
output:process.stdout
});
let arr = []
rl.on('line',(line)=>{
arr.push(line);
})
rl.on('close',()=>{
let arr1 = arr[0].split(' ');
let arr2 = arr[1].split(' ').sort((a,b)=>a-b);
let res = arr2.slice(0,arr1[1]).join(' ');
console.log(res)
})
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