/**
 * @arrange (512.笔记) jb51.cc
 * 随机生成n个1-maxNum之间的值不会重复的整数组，十位补0
 * @param maxNum 1-几
 * @param n 多少个
 * @returns {arr}
 */
var randomIntNum = function(maxNum,n) {
    var oArr = [];
    var newArr = [];
    var rNum;
    for (var i = 0; i < n;) {
        rNum = parseInt(Math.random() * maxNum + 1);
        if (!oArr[rNum]) {
            oArr[rNum] = rNum;
            (rNum < 10) && (rNum = '0' + rNum);
            newArr.push(rNum);
            i++;
        }
    }
    return newArr;
}