linked list problem...

ok i am having a linked list problem..here is code...and explanation is uner the code...

Code:

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#include <iostream>
using namespace std;

struct train
{
        int passengers;
        train* pnext_car;
};

int main(void)
{
        train (*whole_train) = new train[30];

        // link the trains together
        for(int i = 0; i <= 30; i++)
        {
                // HOW?? to link together...
        }


        return 0;
}

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how do i lin the train cars together...i tried
*(whole_train)[i]->pnext_car = &(whole_train)[i+1];

it doesnt work..please help

nevermind..i played around and got it...
(*(whole_train + i)).pnext_car = &(*(whole_train + (i + 1)));

Quote:

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Originally posted by nextus
nevermind..i played around and got it...
(*(whole_train + i)).pnext_car = &(*(whole_train + (i + 1)));

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you can also just do

(whole_train + i)->pnext_car = whole_train + i + 1;

No sense in making it more complicated than it is