1 //乘法表
2 for (int i = 1; i < 10; i++)//行
3 {
4 for (int j = 1; j < 10; j++)//列
5 {
6 if (j <= i)
7 {
8 Console.Write("{0}*{1}={2}\t", j, i, j * i);//列在前行在后，小的在前大的在后加上制表符
9 }
10 }
11 Console.WriteLine();
12 }
13 Console.ReadKey();
1 #region 复习冒泡排序
2 int[] arrayint = { 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 };
3 for (int i = 0; i < arrayint.Length - 1; i++)
4 {
5 for (int j = 0; j < arrayint.Length - 1 - i; j++)
6 {
7 if (arrayint[j] < arrayint[j + 1])
8 {
9 int temp = arrayint[j];
10 arrayint[j] = arrayint[j + 1];
11 arrayint[j + 1] = temp;
12 }
13 }
14 }
15 foreach (int item in arrayint)
16 {
17 Console.WriteLine(item);
18 }
19 Console.ReadKey();
20 #endregion
