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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		int mx = getTimeMatrix()[0].length;
  13.         int jb = getTimeMatrix().length;
  14.         ArrayList<ArrayList<Integer>> t = new ArrayList<>();
  15.  
  16.         for(int i = 0; i<jb;i++){
  17.             int incr = 0;
  18.             t.add(new ArrayList<>());
  19.             for(int j=0;j<mx;j++){
  20.                 if(getTimeMatrix()[i][j] != 0){
  21.                     t.get(i).add(incr++);
  22.                 }
  23.             }
  24.         }
  25.  
  26.         System.out.println(Arrays.deepToString(t.toArray()));
  27.  
  28. 	}
  29.  
  30.    static int[][] getTimeMatrix() {
  31.     return new int[][] { { 10, 20, 0, 1 }, { 1, 0, 0, 50 }, { 1, 1, 1, 1 } };
  32.   }
  33.  
  34. }
Success #stdin #stdout 0.05s 2184192KB
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Standard input is empty
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[[0, 1, 2], [0, 1], [0, 1, 2, 3]]
https://ideone.com/CJM5Tq
language:
Java (HotSpot 12)
created:
4 years ago
visibility:
public

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