5 3 1
2
2
2
2
2
3
4
6

ans: 11

5 3 3
1
2
3
4
5
1
4
7

ans: 12

9 9 123
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18

ans: 9

Why does the last test have an answer 9? on 9th second he can't pick up the last stone, instead he drops all of them, so isn't the answer 27?