#include <iostream>
using namespace std;


int main() {
    int arr[6] = {3,4,6,7,8,3};
    arr[0] = 0; //updation
    
    for ( int i=0 ; i<=5 ; i++ ) {
        cout<<arr[i]*2<<endl; // can also do anything with the input by just adding the condition after arr[]*/+/-/whatever
    }
}