擅长:python、mysql、java
<pre><code>Dice1 > sum(Dice2, Dice3) combination
1 > NA
2 > NA
3 > (1,1)
4 > (1,1),(1,2),(2,1)
5 > (1,1),(1,2),(2,1),(2,2),(1,3),(3,1)
6 > (1,1),(1,2),(2,1),(2,2),(1,3),(3,1),(1,4),(4,1),(2,3),(3,2)
prob = 20/36*6
prob = approx 0.09
</code></pre>