C and C++ concept overview before Starting data-structure.

• Arrays
• Structures
• Pointers
• Reference
• Parameter Passing
• Classes
• Constructor
• Templates

i) Arrays: it is defined as Collection of similar data elements.
declaration of Arrays: int A[5];

How To Access Arrays :
A[0]=27;
A[1]=10;

Declaration and initialization of array :

int main()
{
int a[5];
//with value initialization of arrays
int B[5]={2,4,6,8,10};
}

How to access the array
-> By for() loop
skeleton: for(i=0;i<5;i++){
printf(“%d”,B[i]);
}