For C

Write the code for the functions of:

int* allocate(int n) - this function should allocate a block of memory to store n integers and should return a pointer to that block of memory

void set(int *b, int index, int number) - this function should take in a pointer to the block of memory and store the value "number" at the specified index.

int get(int *b, int index) - this function should return the integer stored at the specified index.