arrays and pointer in c 2b 2b

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Gabin
24 Apr 2017
1#include<iostream>
2int main()
3{	
4  // three ways to enter the values of arrays 
5  int array[] {1,2,3};
6  
7  // Array subscript notation
8  std::cout<<array[0]<<std::endl;// 1 
9  std::cout<<array[1]<<std::endl;// 2
10  std::cout<<array[2]<<std::endl;// 3
11  
12  // Pointer subscript notation
13  int *array_ptr ={array};
14  std::cout<<array_ptr[0]<<std::endl;//1
15  std::cout<<array_ptr[1]<<std::endl;//2
16  std::cout<<array_ptr[2]<<std::endl;//3
17  
18  //Array offset notation
19  
20   std::cout<<*array<<std::endl;//1
21   std::cout<<*(array+1)<<std::endl;//2
22   std::cout<<*(array+2)<<std::endl;//3
23  
24  //Pointer offset notation
25   std::cout<<*array_ptr<<std::endl;//1
26   std::cout<<*(array_ptr+1)<<std::endl;//2
27   std::cout<<*(array_ptr+2)<<std::endl;//3
28    
29    
30   return 0;
31  
32}
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