stack underflow stack underflow stack underflow stack underflow stack underflow I stack underflow stack underflow stack underflow stack underflow II I IV XII II division by zero exception II II IV XII IV II III IV V VI VII VIII IX X XI XII XIII XIV XV XVI XVII XVIII XIX XX XXI XXII XXIII XXIV XXV XXVI XXVII XXVIII XXIX XXX XXXI XXXII XXXIII XXXIV XXXV XXXVI XXXVII XXXVIII XXXIX XL XLI XLV LVII LIX out of range exception LIX CMXCIX XCIX IX