hitungan klik iklan interstitial tampil

//    untuk interstitial
    private InterstitialAd mInterstitialAd;
    private boolean loadingIklan=true;
    private Integer hitung=0;
    public void loadInterstitial() {
        int klik = 10; //10 klik iklan interstitial tampil
        hitung++;
        if (loadingIklan) {
            mInterstitialAd = new InterstitialAd(requireContext());
            mInterstitialAd.setAdUnitId("ca-app-pub-3940256099942544/8691691433");
            AdRequest adRequest = new AdRequest.Builder()
                    .setRequestAgent("android_studio:ad_template").build();
            mInterstitialAd.loadAd(adRequest);
            loadingIklan = false;
        }
        if (hitung % klik == 0) {
            if (mInterstitialAd != null && mInterstitialAd.isLoaded()) {
                mInterstitialAd.show();
                loadingIklan = true;
            }
        }
    }