群組裡都在玩搶紅包,搶了再發，發了再搶，簡直是無聊，程式設計師感興趣是的如何實現，這裡簡單說說實現思路，附上dome，程式碼有點low，好在實現了，具體內容如下
正文
100塊發送30個紅包
50塊發送13個紅包
#
#1塊發10個紅包
#發紅包需要滿足以下幾個條件
1.總金額不變
2.每個紅包都必須有錢
3.盡量的均勻點,不然搶紅包沒什麼意思了
/// <summary>
/// 抢红包
/// </summary>
/// <param name="money"></param>
/// <param name="num"></param>
/// <returns></returns>
public List<int> qhb(int money, int num)
{
int min = 1;
int pjs = money / num;
List<int> list = new List<int>();
Random rnd = new Random();
for (int i = 0; i < num; i++)
{
int max = (money / (num - i)) * 2;
int s = rnd.Next(min, max);
s = checkmoney(s, min, max);
list.Add(s);
money -= s;
}
//前面数据都是合理的,结尾必须多退少补
list = checklist(money, pjs, list);
return list;
}/// <summary>
/// 余数处理
/// </summary>
/// <param name="money"></param>
/// <param name="list"></param>
/// <returns></returns>
public List<int> checklist(int money, int pjs, List<int> list)
{
if (money != 0)
{
if (money > 0)
{
List<int> list_order = maopao(list);
//给最小
if (money / pjs == 0)
{
list_order[0] += money;
}
else
{
for (int i = 0; i < money / pjs + 1; i++)
{
if (i == money / pjs)
{
list_order[i] += (money - (money / pjs) * pjs);
}
else
{
list_order[i] += pjs;
}
}
}
return list_order;
}
else
{
List<int> list_order = maopao(list,"desc");
//给最大
if (money / pjs == 0)
{
list_order[0] += money;
}
else
{
for (int i = 0; i < -(money / pjs) + 1; i++)
{
if (i == -(money / pjs))
{
list_order[i] += (money - (money / pjs) * pjs);
}
else
{
list_order[i] -= pjs;
}
}
}
return list_order;
}
}
return list;
} /// <summary>
/// 冒泡排序
/// </summary>
/// <param name="list"></param>
/// <param name="order"></param>
/// <returns></returns>
public List<int> maopao(List<int> list,string order = "asc")
{
if (order != "asc")
{
for (int i = 0; i < list.Count; i++)
{
for (int j = 0; j < list.Count - i - 1; j++)
{
if (list[j + 1] > list[j])
{
int temp = list[j];
list[j] = list[j + 1];
list[j + 1] = temp;
}
}
}
}
else
{
for (int i = 0; i < list.Count; i++)
{
for (int j = 0; j < list.Count-i-1;j++)
{
if (list[j+1] < list[j])
{
int temp = list[j];
list[j] = list[j+1];
list[j+1] = temp;
}
}
}
}
return list;
}/// <summary>
/// 打乱顺序
/// </summary>
/// <param name="list"></param>
/// <returns></returns>
public List<int> suiji(List<int> list)
{
Random rnd = new Random();
for (int i = 0; i < list.Count; i++)
{
int temp = list[i];
int j = rnd.Next(0, list.Count-1);
list[i] = list[j];
list[j] = temp;
}
return list;
}以上是ASP.NET實作微信搶紅包程式碼實例的詳細內容。更多資訊請關注PHP中文網其他相關文章！
