16
202
0#1
0#1
0#1
0#2
0#2
0#2
0#2
0#3
0#3
0#3
0#4
0#4
0#5
0#5
0#5
0#6
0#6
0#6
0#6
0#7
0#7
0#7
0#7
0#7
0#8
0#8
0#8
0#8
0#8
0#8
0#8
0#8
0#9
0#9
0#9
0#9
0#10
0#10
1#2
1#2
1#2
1#2
1#2
1#2
1#2
1#2
1#3
1#3
1#3
1#3
1#4
1#4
1#4
1#5
1#5
1#6
1#6
1#6
1#7
1#7
1#7
1#8
1#8
1#8
1#9
1#9
1#10
1#10
2#3
2#3
2#3
2#3
2#3
2#3
2#3
2#4
2#4
2#4
2#5
2#5
2#5
2#6
2#6
2#6
2#6
2#7
2#7
2#7
2#7
2#7
2#7
2#8
2#8
2#8
2#8
2#9
2#9
2#10
2#10
3#4
3#4
3#4
3#4
3#5
3#5
3#5
3#5
3#5
3#5
3#6
3#6
3#6
3#6
3#7
3#7
3#7
3#7
3#7
3#8
3#8
3#8
3#8
3#9
3#9
3#10
3#10
3#10
4#5
4#5
4#5
4#6
4#6
4#7
4#7
4#8
4#8
4#9
4#10
4#10
5#6
5#6
5#6
5#7
5#7
5#7
5#8
5#8
5#8
5#9
5#9
5#10
5#10
5#10
5#10
6#7
6#7
6#7
6#7
6#7
6#7
6#7
6#7
6#7
6#7
6#8
6#8
6#8
6#8
6#8
6#8
6#8
6#9
6#9
6#9
6#9
6#10
6#10
6#10
7#8
7#8
7#8
7#8
7#8
7#8
7#8
7#8
7#8
7#9
7#9
7#9
7#10
7#10
7#10
8#9
8#9
8#9
8#9
8#9
8#10
8#10
9#10
9#10