exercise.js

process.stdin.resume();
process.stdin.setEncoding("ascii");
var input = "";
process.stdin.on("data", function (chunk) {
    input += chunk;
});

process.stdin.on("end", function () {
    // now we can read/parse input
    let response = false;
    // Check elements of input
    if (!input) return response;
    const elements = input.split('\n');
    const array = elements[1].split(" ");
    const target = parseInt(elements[2]);
    let i = 0;
    while (i < array.length && response === false) {
      array.forEach(number => {
        // Check parse vars to target
        if ((parseInt(array[i]) + parseInt(number)) === target) {
          response = 'True';
        }
      });
      i++;
    }
    console.log(response);
    return response;
});