3D ARRAY - rand numbers with pointers

#include<stdio.h>
#include<stdlib.h>
#include<time.h>




int main()
{

int arrArray[10][10][10] = {0};
int *Pointer = arrArray;
int ArrSize = sizeof(arrArray)/sizeof(int); /*array size*/
float sum = 0.00;
float Average = 0.00;

srand(time(0));     /*Use current time as seed for random generator*/

for (int i = 0; i < ArrSize; i++)
{
    *Pointer = rand()%101;  /*random number from 0 to 100*/
     printf("%d|", *Pointer);
     sum+= *Pointer;
     Pointer++;

}
Average = sum/ArrSize;
printf("\nAverage = %0.2f", Average);
    return 0;
}