Merge pull request #27 from TORRYNN/2dArrays

Completed 2d Arrays

Author: TORRYNN

19_2D_Array/Question.class

@@ -15,9 +15,20 @@ public static int Count(int[][] arr, int key) {
 
  return count;
  }
+ // Print out the sum of the numbers in the second row of the "nums" array;
+ public static int sum(int mat[][]){
+ int sum=0;
+ for(int i=0; i<mat.length; i++){
+ sum+=mat[1][i];
+ }
+ return sum;
+ }
 
  public static void main(String[] args) {
  int[][] array = { { 4, 7, 8 }, { 8, 8, 7 } };
  System.out.println(Count(array, 7)); // Output should be 2
+
+ int[][] nums = { {1,4,9},{11,4,3},{2,2,3} };
+ System.out.println("Sum "+sum(nums));
  }
 }