Answers for "display 2d array in java"

10

how to print a 2d array in java

for (int row = 0; row < arr.length; row++)//Cycles through rows
{
  for (int col = 0; col < arr[row].length; col++)//Cycles through columns
  {
    System.out.printf("%5d", arr[row][col]); //change the %5d to however much space you want
  }
  System.out.println(); //Makes a new row
}
//This allows you to print the array as matrix
Posted by: Guest on April-22-2020
-1

accessing 2d array in java

(n x m matrix) - (3 x 2 matrix)  
m	n ------------------ >
|	a[0][0] a[0][1] a[0][2]
v	a[1][0] a[1][1] a[0][2]
Posted by: Guest on February-20-2021

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