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Asked: 2026-05-19T04:53:43+00:00

Hello suppose I have a hashmap HashMap<Integer,boolean[][]> map= new HashMap(); How do I put

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Hello suppose I have a hashmap

HashMap<Integer,boolean[][]> map= new HashMap();

How do I put a true or false value on the map in the 2d array

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1 Answer

  1. Editorial Team
    HashMap<Integer, boolean[][]> map = new HashMap();
int rowNumber = 1;
boolean[][] array2D = map.get(rowNumber);
array2D[10][20] = true;
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