题解 | #明明的随机数#

const n = readline(); let num = ''; let arr = [] while(num = readline()){ arr.push(num); } function arrRemoveDuplicate(arr){ return arr.filter( (item,index) => { return arr.indexOf(item) === index }) } const res = arr.map( num => +num) const result = arrRemoveDuplicate(arr).sort((a,b) => a-b); result.forEach( num => { console.log(num); })