[Kitten]

Not tested

pawn Код:

public OnPlayerEnterCheckpoint(playerid)
{
    new MoneyT;
    MoneyT = SetTimer("Every1Second",1000,true);
    if(!IsPlayerInAnyVehicle(playerid)) {
    GivePlayerMoney(playerid,GetPlayerMoney(playerid)+ 1);
    return 1;
}
forward Every1Second(playerid);
public Every1Second(playerid)
{
    if(!IsPlayerInAnyVehicle(playerid)) {
    GivePlayerMoney(playerid,GetPlayerMoney(playerid)+ 1);
    return 1;
}
public OnPlayerLeaveCheckpoint(playerid)
{
    KillTimer(MoneyT);
    return 1;
}