Percabangan IF

If (f[z].Tugas>100) {
        f[z].N_Tugas = 20;

        cout<<"Masukkan nilai UTS "<<f[z].nama<<" : ";
        cin>>f[z].UTS;
        if (f[z].UTS>100) {
        f[z].N_UTS = 30;

        cout<<"Masukkan nilai UAS "<<f[z].nama<<" : ";
        cin>>f[z].UAS;
        cout<<endl;
        if (f[z].UAS>100) {
        f[z].N_UAS = 40;
        f[z].N_akhir = f[z].N_absen+f[z].N_Tugas+f[z].N_UTS+f[z].N_UAS;
            }
        Else {
        f[z].N_UAS = (f[z].UAS*40)/100;
        f[z].N_akhir = f[z].N_absen+f[z].N_Tugas+f[z].N_UTS+f[z].N_UAS;
            }
        }
    }