Envío 4559

Código

let readline = require("readline");

let lineNumber = 0;
let listNumber = [];
let listLengthInput;
let listLenghtQuery;
let listQueryResults = [];
let slice;

process.stdin.setEncoding("utf8");
let stdin = readline.createInterface({
  input: process.stdin,
  terminal: false,
});

stdin.on("line", readLine);

const reducer = (accumulator, currentValue) => accumulator + currentValue;

function readLine(line) {
  if (lineNumber == 0) {
    listLengthInput = parseInt(line);
    lineNumber++;
  } else if (lineNumber == 1) {
    listNumber = line
      .toString()
      .split(/\s+/)
      .map((item) => parseInt(item));
    lineNumber++;
  } else if (lineNumber == 2) {
    listLenghtQuery = parseInt(line);
    lineNumber++;
  } else if (lineNumber > 2) {
    slice = line
      .toString()
      .split(/\s+/)
      .map((item) => parseInt(item));

    let sliceSum = listNumber.slice(slice[0], slice[1] + 1).reduce(reducer, 0);
    listQueryResults.push(sliceSum);
    if (listQueryResults.length === listLenghtQuery) {
      listQueryResults.map((queryResult) => console.log(queryResult));
    }
  }
}