General requirement is to try to solve by hand and try to solve without using a compiler

3.)

a. Write 2 differences between malloc and calloc.

b. What is the purpose of realloc?

c. Write a few lines of code that creates two arrays with malloc. Then write a statement that can create a memory leak. Discuss why you think your code has a memory leak by drawing the status of the memory after you use malloc and the line of the code you claim that creates a memory leak.

d. This question relies on the following structure definition.

struct Student { int student_id; float *quizzes: Complete the following function that takes 2 int indicating number of students N and number of quizzes Q. The function allocate appropriate memory for N Students and for each student it should allocate memory for Q quizzes. Then take input for all the data and return the pointer. struct Students AllocateStudents( int N, int Q) { Consider you are calling the function by the following statement: struct Student *students = Allocate Students(5, 2); free_up_memory (students); 1/write this function on the right side to free up the memory