// readline() from:
// https://stackoverflow.com/questions/4508897/console-input-function-for-rhino

function readline() {
    var ist = new java.io.InputStreamReader(java.lang.System.in);
    var bre = new java.io.BufferedReader(ist);
    var line = bre.readLine();
    return line;
}

let number = [];

print("数字の配列をJSON形式で入れましょう: ");
let str = readline();
if (str) {    
number = JSON.parse(str);
}

const evenNumber = number.filter((num) => num % 2 === 0);

let json = JSON.stringify(evenNumber);
print("偶数のやつ:");
print(json);