idnr: 3519
22+
11+
10+
12+
4-
21+
20+
6+
17+
27+
15+
13+
9+
30+
2-
9+
1-
16+
6+
14+
17+
Difficulty: Impossible ()
idnr: 12322
9+
19+
21+
19+
17+
15+
19+
6+
5
14+
13+
14+
15+
13+
4+
13+
12+
5+
5+
17+
17+
16+
Difficulty: Impossible ()
idnr: 11368
12+
7+
15+
23+
11+
7+
10+
7+
16+
14+
8+
7+
10+
21+
9+
10+
23+
14+
7+
19+
7+
14+
13+
4+
Difficulty: Impossible ()
idnr: 5896
4/
12*
11+
175*
28*
27+
20+
4+
36*
128*
336*
10+
7
8+
60*
8/
8*
48*
10+
600*
18+
9+
8/
Difficulty: Medium ()