[백준] 수 찾기(1920)

const input =
  process.platform === "linux"
    ? require("fs").readFileSync("/dev/stdin").toString().split("\n")
    : require("fs").readFileSync("./input.txt").toString().split("\n");
 
const arrayString = input[1].split(" ").map((el) => parseInt(el));
 
const array = input[3].split(" ").map((el) => parseInt(el));
const obj = {};
 
for (const number of arrayString) {
  obj[number] = true;
}
 
for (const test of array) {
  console.log(obj[test] ? 1 : 0);
}