function main(input) {
    let numbers = input[0].split(" ");
    let k = numbers.length / 2;
    let firstPart = numbers.splice(0, k / 2).reverse().concat(numbers.reverse().splice(0, k / 2));
    numbers.reverse();
    let result = [];
    for (let i = 0; i < k; i++){
        result[i] = parseInt(firstPart[i]) + parseInt(numbers[i]);
    }
    console.log(result.join(" "));
}