Backend
function runProgram(input) {
// write your code here
input = input.trim().split("\n");
let N =Number(input[0]);
let arr=input[1].trim().split(" ").map(Number);
arr.sort();
logic(N,arr);
}
function logic(N,arr){
let length=2*N;
let sum=0;
for(let i=length/2;i<length;i++){
sum = sum + arr[i];
}
console.log(sum);
}
if (process.env.USER === "") {
runProgram(``);
} else {
process.stdin.resume();
process.stdin.setEncoding("ascii");
let read = "";
process.stdin.on("data", function (input) {
read += input;
});
process.stdin.on("end", function () {
read = read.replace(/\n$/, "");
read = read.replace(/\n$/, "");
runProgram(read);
});
process.on("SIGINT", function () {
read = read.replace(/\n$/, "");
runProgram(read);
process.exit(0);
});
}
Mayank Dagar