try yourself |run program

#include <stdio.h> 
#include <conio.h> 
void main(){
 int arr[2][2][3];
 int i,j,k;
 clrscr();
 printf("\n This is multidimensional array program.");

 arr[0][0][0] = 101;
 arr[0][0][1] = 201;
 arr[0][0][2] = 301;
 arr[0][1][0] = 401;
 arr[0][1][1] = 502;
 arr[0][1][2] = 601;
 arr[1][0][0] = 701;
 arr[1][0][1] = 801;
 arr[1][0][2] = 901;
 arr[1][1][0] = 111;
 arr[1][1][1] = 121;
 arr[1][1][2] = 551;

 for(i=0;i<2;i++){
  for(j=0;j<2;j++){
   for(k=0;k<3;k++){
   printf("\n value of arr[%d][%d][%d] = %d",i,j,k,arr[i][j][k]);
   }
  }
 }

 getch();
}

Program Output

This is multidimensional array program. 
value of arr[0][0][0] = 101
value of arr[0][0][1] = 201
value of arr[0][0][2] = 301
value of arr[0][1][0] = 401
value of arr[0][1][1] = 502
value of arr[0][1][2] = 601
value of arr[1][0][0] = 701
value of arr[1][0][1] = 801
value of arr[1][0][2] = 901
value of arr[1][1][0] = 111
value of arr[1][1][1] = 121
value of arr[1][1][2] = 551