[Solved] c++ multiple finder [closed]

//Declare num first.

//Correct if condition..

//correct condition checking in for loop

int array[11] = {1,2,3,4,5,6,7,8,9,10,11};
  int index=2;
  int size=11;
int num = 5;

for(int i=0;i < size;i++)
{
 if (i%num==0)
cout << array[i];
}