8. Magic sum

function magic(a,b) {
    let duplicatearray = []
    for (let i = 0; i < a.length - 1; i++) {
        for (let j = i + 1; j < a.length; j++){
            if (Number(a[i]) + Number(a[j]) === Number(b) && i !== j && !duplicatearray.includes(a[i]) && !duplicatearray.includes(a[j])){
                console.log(a[i] + ` ` + a[j]);
                duplicatearray.push(a[i],a[j])
            }
        }
    }
}