题解 | #整型数组合并#

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 inputs = [];
    while(line = await readline()){
        inputs.push(line.split(" ").map(Number));
    }
    const arr1 = inputs[1];
    const arr2 = inputs[3];
    console.log((Array.from(new Set([...arr1,...arr2]))).sort((a,b)=>a-b).join(""));
}()