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  1. import java.util.*;
  2.  
  3. class Kombinacje
  4. {
  5.     static double[][] input = {{1.2,2.0,5.0,5.1},{13.13},{2.0,4.0,5.0},{1.3,2.0},{8.8}};
  6.     public static void main(String[] args)
  7.     {        
  8.         int howMany = 1;
  9.         for(int i=0;i<input.length;i++)
  10.         {
  11.             howMany*=input[i].length;
  12.         }
  13.         System.out.println(howMany);
  14.         ArrayList<ArrayList<Double>> result = new ArrayList<ArrayList<Double>>();
  15.         for(int i=0;i<input[0].length;i++)
  16.         {
  17.             ArrayList<Double> al = new ArrayList<Double>();
  18.             al.add(input[0][i]);
  19.             result.add(al);
  20.         }
  21.         for(int i=1;i<input.length;i++)
  22.         {
  23.             result = append(result,i);
  24.         }            
  25.         for(int w=0;w<result.size();w++)
  26.         {
  27.             System.out.println(result.get(w));
  28.         }            
  29.     }
  30.     private static ArrayList<ArrayList<Double>> append(ArrayList<ArrayList<Double>> old,int pos)
  31.     {
  32.         ArrayList<ArrayList<Double>> result = new ArrayList<ArrayList<Double>>();
  33.         for(ArrayList<Double> list:old)
  34.         {            
  35.             for(int i=0;i<input[pos].length;i++)
  36.             {
  37.                 ArrayList<Double> al = new ArrayList<Double>();
  38.                 al.addAll(list);
  39.                 al.add(input[pos][i]);
  40.                 result.add(al);
  41.             }
  42.         }
  43.         return result;   
  44.     }
  45. }
Success #stdin #stdout 0.06s 380160KB
comments (?)
stdin 
Standard input is empty
stdout 
24
[1.2, 13.13, 2.0, 1.3, 8.8]
[1.2, 13.13, 2.0, 2.0, 8.8]
[1.2, 13.13, 4.0, 1.3, 8.8]
[1.2, 13.13, 4.0, 2.0, 8.8]
[1.2, 13.13, 5.0, 1.3, 8.8]
[1.2, 13.13, 5.0, 2.0, 8.8]
[2.0, 13.13, 2.0, 1.3, 8.8]
[2.0, 13.13, 2.0, 2.0, 8.8]
[2.0, 13.13, 4.0, 1.3, 8.8]
[2.0, 13.13, 4.0, 2.0, 8.8]
[2.0, 13.13, 5.0, 1.3, 8.8]
[2.0, 13.13, 5.0, 2.0, 8.8]
[5.0, 13.13, 2.0, 1.3, 8.8]
[5.0, 13.13, 2.0, 2.0, 8.8]
[5.0, 13.13, 4.0, 1.3, 8.8]
[5.0, 13.13, 4.0, 2.0, 8.8]
[5.0, 13.13, 5.0, 1.3, 8.8]
[5.0, 13.13, 5.0, 2.0, 8.8]
[5.1, 13.13, 2.0, 1.3, 8.8]
[5.1, 13.13, 2.0, 2.0, 8.8]
[5.1, 13.13, 4.0, 1.3, 8.8]
[5.1, 13.13, 4.0, 2.0, 8.8]
[5.1, 13.13, 5.0, 1.3, 8.8]
[5.1, 13.13, 5.0, 2.0, 8.8]
https://ideone.com/0PFNGa
language:
Java (12.0.1)
created:
9 years ago
visibility:
public

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