Lottery

gistfile1.txt

function try_to_win() {
 // assume random is in [0,1]
 int i = round(random() * 100)

 if (i == 100) {
   return UBELIEVABLE_JACKPOT // May never happen
 } else if (i > 95) {
   return BIGGEST_PRIZE // about once in 20 rolls
 } else if (i > 75) {
   return MIDDLE_PRIZE // about once in 4 rolls
 } else if (i > 30) {
   return TINY_PRIZE // about 2 out of 3 rolls
 } else {
   return DAMN_ITS_EMPTY;
 }

}