[Miguel]

pawn Код:

new Skins_Peds[] = {60, 7, 101, 170}; // This doesn't need to be a multidimensional array.

pawn Код:

stock SetPlayerRandomSkin(playerid)
{
    SetPlayerSkin(playerid, Skins_Peds[random(sizeof(Skins_Peds))]); // This uses a random value between 0 and the size of the array Skins_Peds -1 (0 to 3).
}

pawn Код:

public OnPlayerDoSomething(playerid) // OnPlayerConnect for example.
{
    ...
    SetPlayerRandomSkin(playerid); // Use your function anywhere you like.
    ...
    return 1;
}