0
double-penetration
0
5K
0
30K
10K
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
33K
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
