Algorithm

Min_Delete.js

function solution(arr){
    var min = arr[0];
    var idx = 0;
    for(var i = 1; i < arr.length; i++){
        if(min > arr[i]){
            min = arr[i];
            idx = i;
        }
    }
    arr.splice(idx,1);
    if(arr == ""){
        return [-1];
    }
    return arr;
}