c status 10
c --bumpreasons=0
c --eliminateinit=1
c --eliminateocclim=1
c --forward=0
c --rephaseinit=0
p cnf 27 36
13 -10 0
2 -4 0
6 -7 -13 0
10 -1 -6 0
8 -3 12 0
5 8 0
1 11 0
9 8 -4 0
11 -10 -7 0
12 7 -10 0
-8 13 0
7 4 0
-10 -11 0
-8 5 0
-11 3 0
-12 -5 0
4 -15 12 0
13 -18 -14 0
-1 -16 0
-18 -17 0
-19 6 17 0
7 10 -14 0
-20 -17 0
15 18 0
16 14 -2 0
-9 4 0
14 9 19 0
-4 8 21 0
-3 -20 0
24 -22 0
-19 -23 0
20 26 0
25 18 0
6 -25 -21 0
-4 -22 0
-27 -26 0