0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
162
162
162
162
162
162
162
179
35
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
179
179
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162
162