Cari Max

function short (arr) {
    let n = arr.length;
    let max = [];
    
    for(let i = 0; i  < n-1; i++){
        for(let j = 0; j < n -i-1; j++ ){
            
            if(arr[j] > arr[j+1]){
                
            let temp = arr[j];
            arr[j] = arr[j+1];
            arr[j+1] = temp
            }
            
            
        }
        
    }
    
    
    return arr;
}
let besar = short([4,2,5,9,7]);

function max() 
{
    let numbers = [4,2,5,9,7] 
    let maxNumber = numbers[0];
    for (let i=1; i < numbers.length; i++){
        if(numbers[i] > maxNumber){
            maxNumber = numbers[i]
        }
    }
   
    return maxNumber;
}

console.log(max());