bob's score alice's score

let a = [12, 20, 11, 22];
let b = [20, 30, 12, 23];

let scores = a.reduce((result, currentValue, index) => {
    if (currentValue > b[index]) {
        result[0]++;
    } else if (b[index] > currentValue) {
        result[1]++;
    }
    return result;
}, [0, 0]);

console.log("Bob's Score:", scores[0]);
console.log("Alice's Score:", scores[1]);