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- void Main()
- {
- var charString = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz01234567890!@#$%^&*()_-+=}{][?/><,.";
- var charList = charString.ToCharArray().Select(c => c.ToString()).AsEnumerable();
- IEnumerable<IEnumerable<string>> result = GetPermutations(charList, 8);
- }
- static IEnumerable<IEnumerable<T>> GetPermutations<T>(IEnumerable<T> list, int length)
- {
- if (length == 1) return list.Select(t => new T[] { t });
- return GetPermutations(list, length - 1)
- .SelectMany(t => list.Where(e => !t.Contains(e)),
- (t1, t2) => t1.Concat(new T[] { t2 }));
- }
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