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  1. using System;
  2. using System.Linq;
  3. public class Test
  4. {
  5. 	public static void Main()
  6. 	{
  7. 		// your code goes here
  8. 		string info="桃子*3,李子*2,葡萄*3,李子*3,葡萄*2,桃子*4";
  9. 		info = string.Join(",", info.Split(',').GroupBy(x => x.Split('*')[0]).Select(x => x.Key + "*" + x.Sum(y => int.Parse(y.Split('*')[1]))));
  10. 		Console.WriteLine(info);
  11. 	}
  12. }
Success #stdin #stdout 0s 29944KB
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stdin
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Standard input is empty
stdout
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桃子*7,李子*5,葡萄*5
https://ideone.com/9KjtW2
language:
C# (gmcs 5.20.1)
created:
7 years ago
visibility:
public

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