11110000111111111111
10000000111111111111
100000001111110z0111
00-----0011111000111
00_000-0011111001111
00-000_0001111101111
00-----0001111101111
00-0-000000011101111
00---0000NNN00001111
0000--_0000011111111
10000000000111111111
10000000011111111111

00000ss0000000000000
00sss00s000000000000
0000000s00000000s000
s000M000s00000b00000
s0000000s00000000000
s0000000s00000000000
s000M0000s0000000000
s00000000ss000000000
s0000000000000000000
s000M000ss0000000000
0s000000s00000000000
00ssssss000000000000

7
4
1