13,347
社区成员
发帖
与我相关
我的任务
分享
select case when A>B then A else B end, case when B>C then B else C from tb
string[] charList = new string[8] { "A", "B", "C", "D", "E", "F", "G", "H" };
for (int i = 0; i < charList.Length; i++)
{
for (int j = i+1; j < charList.Length; j++)
{
Console.Write(charList[i] + charList[j] + ", ");
}
}
Console.Read();
// Output:
// AB, AC, AD, AE, AF, AG, AH, BC, BD, BE, BF, BG, BH, CD, CE, CF, CG, CH, DE, DF, DG, DH, EF, EG, EH, FG, FH, GH,