(ahow many elements would be moved if the name andrew has to be added in it( (ii (iii (iv (bhow many elements would be moved if the name esha has to be deleted from it( (ii (iii (iv what happens when an array is initialized with (afewer initializers as compared to its size(bmore initializers as compared to its sizeprogramming exercises consider an array marks[ ][ which stores the marks obtained by students in subjects now write program to (afind the average marks obtained in each subject (bfind the average marks obtained by every student (cfind the number of students who have scored below in their average (ddisplay the scores obtained by every student write program that reads an array of integers display all the pairs of elements whose sum is write program to interchange the second element with the second last element write program that calculates the sum of squares of the elements write program to compute the sum and mean of the elements of two-dimensional array write program to read and display square (using functions write program that computes the sum of the elements that are stored on the main diagonal of matrix using pointers write program to add two matrix using pointers write program that computes the product of the elements that are stored on the diagonal above the main diagonal write program to count the total number of nonzero elements in two-dimensional array write program to input the elements of twodimensional array then from this arraymake two arrays--one that stores all odd elements of the two-dimensional array and the other that stores all even elements of the array write program to read two floating point number arrays merge the two arrays and display the resultant array in reverse order write program using pointers to interchange the second biggest and the second smallest number in the array write menu driven program to read and display yq yr matrix alsofind the sumtransposeand product of the two yq yr matrices write program that reads matrix and displays the sum of its diagonal elements write program that reads matrix and displays the sum of the elements above the main diagonal (hintcalculate the sum of elements aij where < write program that reads matrix and displays the sum of the elements below the main diagonal (hintcalculate the sum of elements aij where > write program that reads square matrix of size yn write function int isuppertriangular (int [][]int nthat returns if the matrix is upper triangular (hintarray is upper triangular if aij and > write program that reads square matrix of size yn write function int islowertriangular (int [][]int nthat returns if the matrix is lower triangular (hintarray is lower triangular if aij and < write program that reads square matrix of size yn write function int issymmetric (int [][]int nthat returns if the matrix is symmetric (hintarray is symmetric if aij aji for all values of and write program to calculate xa yb where and are matrices and and write program to illustrate the use of pointer that points to array write program to enter number and break it into number of digits write program to delete all the duplicate entries from an array of integers write program to read floating point array update the array to insert new number at the specified location