Question: def firstFunctionSum(arr, indexl, index2): #To Do return OR Public int firstFunctionSum (int[][] arr, int indexl, int index2) { //To Do return } Sample Input Sample

def firstFunctionSum(arr, indexl, index2): #To Do return OR Public int firstFunctionSum (int[][] arr, int indexl, int index2) { //To Do return } Sample Input Sample Output Explanation 84 [[10, 2, 13], [4, 15, 16), [7, 8, 9]] Here, the summation of all the numbers is 84 [[15, 18], [4, 17]] 54 Here, the summation of all the numbers is 54
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