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  1. using static IO;
  2. public class IO
  3. {
  4. public static IO Cin = new();
  5. public static StreamReader reader = new(Console.OpenStandardInput());
  6. public static StreamWriter writer = new(Console.OpenStandardOutput());
  7. public static implicit operator int(IO _) => int.Parse(reader.ReadLine().Trim());
  8. public static implicit operator double[](IO _) => reader.ReadLine().Split(' ',StringSplitOptions.RemoveEmptyEntries).Select(double.Parse).ToArray();
  9. public static implicit operator int[](IO _) => Array.ConvertAll(reader.ReadLine().Split(' ',StringSplitOptions.RemoveEmptyEntries), int.Parse);
  10. public void Deconstruct(out int a, out int b) { int[] r = Cin; (a, b) = (r[0], r[1]); }
  11. public void Deconstruct(out int a, out int b, out int c) { int[] r = Cin; (a, b, c) = (r[0], r[1], r[2]); }
  12. public static object? Cout { set { writer.Write(value); } }
  13. public static object? Coutln { set { writer.WriteLine(value); } }
  14. public static void Main() { Program.Coding(); writer.Flush(); }
  15. }
  16. class Program
  17. {
  18.     public static void Coding()
  19.     {
  20.         int n = Cin;
  21.         double[] books = Cin;
  22.         int[] weights = Cin;
  23.  
  24.         int[] dp = new int[n];
  25.         for (int x = 0; x < n; x++)
  26.         {
  27.             ref int me = ref dp[x];
  28.             me = weights[x];
  29.  
  30.             for (int y = 0; y < x; y++)
  31.             {
  32.                 if (books[y] > books[x]) continue;
  33.                 me = Math.Max(me, weights[x] + dp[y]);
  34.             }
  35.         }
  36.  
  37.         Cout = weights.Sum() - dp.Max();
  38.     }
  39. }
Success #stdin #stdout 0.09s 31000KB
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https://ideone.com/B4dfNE
language:
C# (NET 6.0)
created:
6 hours ago
visibility:
public

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