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- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Text;
- using System.Threading.Tasks;
- class MagicExchangeableWords
- {
- static void Main()
- {
- var input = Console.ReadLine().Split();
- var str1 = input[0].ToCharArray();
- var str2 = input[1].ToCharArray();
- char[] longer = str1.Length > str2.Length ? longer = str1 : longer = str2;
- char[] shorter = str1.Length < str2.Length ? shorter = str1 : shorter = str2;
- var pairsOfLetters = new Dictionary<char,char>();
- var IsExchangeable = false;
- if (str1.Length==str2.Length)
- {
- for (int i = 0; i < str1.Length; i++)
- {
- if (!pairsOfLetters.ContainsKey(str1[i]) && !pairsOfLetters.ContainsValue(str1[i]))
- {
- pairsOfLetters[str1[i]] = str2[i];
- IsExchangeable = true;
- }
- else
- {
- if (!pairsOfLetters.ContainsKey(str1[i]))
- {
- pairsOfLetters[str1[i]] = str2[i];
- IsExchangeable = true;
- }
- else
- {
- if (pairsOfLetters[str1[i]].Equals(str2[i]))
- {
- IsExchangeable = true;
- }
- else
- {
- IsExchangeable = false;
- break;
- }
- }
- }
- }
- }
- else
- {
- for (int i = 0; i < shorter.Length; i++)
- {
- if (!pairsOfLetters.ContainsKey(shorter[i]))
- {
- pairsOfLetters[shorter[i]] = longer[i];
- IsExchangeable = true;
- }
- else
- {
- if (pairsOfLetters[shorter[i]].Equals(longer[i]))
- {
- IsExchangeable = true;
- }
- else
- {
- IsExchangeable = false;
- break;
- }
- }
- }
- for (int i = shorter.Length; i < longer.Length; i++)
- {
- for (int j = 0; j < shorter.Length; j++)
- {
- if (longer[i]==longer[j])
- {
- IsExchangeable = true;
- }
- else
- {
- IsExchangeable = false;
- break;
- }
- }
- }
- }
- Console.WriteLine(IsExchangeable.ToString().ToLower());
- }
- }
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