19 lines
503 B
C#
19 lines
503 B
C#
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using System.IO;
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using System;
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using System.Collections.Generic;
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class ETL {
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public static Dictionary<string, int> Transform(Dictionary<int, IList<string>> inp) {
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Dictionary<string, int> ret = new Dictionary<string, int>();
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foreach(KeyValuePair<int, IList<string>> entry in inp) {
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foreach(string val in entry.Value) {
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string v = val.ToLower();
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if(!ret.ContainsKey(v)) {
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ret.Add(v, entry.Key);
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}
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}
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}
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return ret;
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}
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}
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