Js used to prove safety brush offer (the number of arrays arranged in the minimum)

Title Description

Enter a positive integer array, the array of all the numbers arranged in a number spliced ​​together, the splice can print out all numbers smallest one. 3,32,321 input array} {e.g., print the minimum number of three numbers can be arranged to 321,323.

Thinking

Data within the vector container sorted according After a and b into string
if a + b <b + aa row rules preceding sorting,
such as 221 because 212 <221 it is sorted to 21 is 2
the to_string () may be int into a string

Cattle off network link

js code

function PrintMinNumber(numbers)
{
    // write code here
    let res = ''
    numbers.sort((a,b) => {
        let A = ''
        let B = ''
        A += String(a)
        A += String(b)
        B += String(b)
        B += String(a)
        return A - B
    })
    for (let i of numbers) res += i
    return res
}