- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Text;
- using System.Collections;
- namespace ConsoleApplication3
- {
- class Program
- {
- static void Main(string[] args)
- {
- a();
- }
- public static int a()
- {
- string ab;
- string full = "aaabbbcaaa";
- Hashtable stringTime = new Hashtable();
- for (int i = 0; i < full.Length-1; i++)
- {
- int k = 0;
- ab = full.Substring(i, 2);
- for (int j = 0; j < full.Length-1; j++)
- {
- string cAb = full.Substring(j, 2);
- if (ab.Equals(cAb))
- {
- k++;
- }
- }
- if (!stringTime.ContainsKey(ab))
- {
- stringTime.Add(ab, k);
- }
- }
- return 0;
- }
- }
- }