权重等比分配

function getA(total, len){
     // 正常情况下，返回有len个元素的数组，每个元素是对应任务数
  if(total<0 || len<=0) return []; // 返回为空数组表示输入数据有错
	var avgNum = Math.floor(total / len / total * 10000) / 100 // 平均数
	var avgAll = Math.floor(avgNum * len * 100) / 100 // 平均数总和
	var rest = Math.floor((total - avgAll) * 100) / 100
    var res=[]
    let i=-1
    while(++i<len){
    
        let tem=avgNum;
		if(i < rest * 100) {
    
			tem = Math.round((tem + 0.01) * 100) / 100.00
		}
        res.push(tem)
    }
    return res;   
}
console.log(getA(100, 15))



function average(t, c) {
    
    var l = [], a = t / c | 0, b = t % c, i = -1;
    while (++i < c) l[i] = +(i < b) + a;
    return l;
}
console.log(average(100, 15))