function gamingArray(arr) {
    const getMaxIdx = (maxIdx)=>{
        let max = 0;
        for (let i = 0; i < maxIdx; i++){
            if (arr[i] > max) max = arr[i];
        }
        return arr.indexOf(max);
    }
    
    let cnt = 0;
    let idx = arr.length;
    while (idx > 0){
        idx = getMaxIdx(idx); 
        cnt++;
    }
    return (cnt%2 === 0) ? 'ANDY' : 'BOB'
}