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Finding index of element in array

I have an array teams[size] .

Team* relatedTeam

I know that the relatedTeam above is member of a teams . So, this is pointer. How can i find its index from this information?

I am in transition from java to c++.

I am looking for a method like:

int pos = teams.indexOf(relatedTeam);

Sorry, I might not explained it well because of my poor Enghlish.

Team* relatedTeam = findTeam("fenerbahce");

and findTeam method

Team* SocReg::findTeam(string teamName)
{
    for (int i = 0; i < size; i++)
    {
        if (stricmp(teams[i].getName, teamName.c_str) == 0)
            return &teams[i];
    }
    return NULL;
}

I know that team is returned without NULL from this method. So I just need its index

我想我明白了

int index = relatedTeam - teams;

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