20
000001010000001011001
011000000010100101000
000110100110010111101
001100011000000101001
111010000100101011111
111011111001010110000
001001101000110011011
001100011100111100110
011000111111101101011
111010110100101010100
111111101111010000111
110111110100100000010
100001100011111100101
010010011000010001000
011111100001101110100
010010010110010000111
000111010000001001001
010111100011011100000
110101100101011100111
100011011010011011100
111111001001101100010
