256
1111111100000000
1111111000000010
1111110100000100
1111110000000110
1111101100001000
1111101000001010
1111100100001100
1111100000001110
1111011100010000
1111011000010010
1111010100010100
1111010000010110
1111001100011000
1111001000011010
1111000100011100
1111000000011110
1110111100100000
1110111000100010
1110110100100100
1110110000100110
1110101100101000
1110101000101010
1110100100101100
1110100000101110
1110011100110000
1110011000110010
1110010100110100
1110010000110110
1110001100111000
1110001000111010
1110000100111100
1110000000111110
1101111101000000
1101111001000010
1101110101000100
1101110001000110
1101101101001000
1101101001001010
1101100101001100
1101100001001110
1101011101010000
1101011001010010
1101010101010100
1101010001010110
1101001101011000
1101001001011010
1101000101011100
1101000001011110
1100111101100000
1100111001100010
1100110101100100
1100110001100110
1100101101101000
1100101001101010
1100100101101100
1100100001101110
1100011101110000
1100011001110010
1100010101110100
1100010001110110
1100001101111000
1100001001111010
1100000101111100
1100000001111110
1011111110000000
1011111010000010
1011110110000100
1011110010000110
1011101110001000
1011101010001010
1011100110001100
1011100010001110
1011011110010000
1011011010010010
1011010110010100
1011010010010110
1011001110011000
1011001010011010
1011000110011100
1011000010011110
1010111110100000
1010111010100010
1010110110100100
1010110010100110
1010101110101000
1010101010101010
1010100110101100
1010100010101110
1010011110110000
1010011010110010
1010010110110100
1010010010110110
1010001110111000
1010001010111010
1010000110111100
1010000010111110
1001111111000000
1001111011000010
1001110111000100
1001110011000110
1001101111001000
1001101011001010
1001100111001100
1001100011001110
1001011111010000
1001011011010010
1001010111010100
1001010011010110
1001001111011000
1001001011011010
1001000111011100
1001000011011110
1000111111100000
1000111011100010
1000110111100100
1000110011100110
1000101111101000
1000101011101010
1000100111101100
1000100011101110
1000011111110000
1000011011110010
1000010111110100
1000010011110110
1000001111111000
1000001011111010
1000000111111100
1000000011111110
111111100000000
111111100000010
111110100000100
111110100000110
111101100001000
111101100001010
111100100001100
111100100001110
111011100010000
111011100010010
111010100010100
111010100010110
111001100011000
111001100011010
111000100011100
111000100011110
110111100100000
110111100100010
110110100100100
110110100100110
110101100101000
110101100101010
110100100101100
110100100101110
110011100110000
110011100110010
110010100110100
110010100110110
110001100111000
110001100111010
110000100111100
110000100111110
101111101000000
101111101000010
101110101000100
101110101000110
101101101001000
101101101001010
101100101001100
101100101001110
101011101010000
101011101010010
101010101010100
101010101010110
101001101011000
101001101011010
101000101011100
101000101011110
100111101100000
100111101100010
100110101100100
100110101100110
100101101101000
100101101101010
100100101101100
100100101101110
100011101110000
100011101110010
100010101110100
100010101110110
100001101111000
100001101111010
100000101111100
100000101111110
11111110000000
11111110000010
11110110000100
11110110000110
11101110001000
11101110001010
11100110001100
11100110001110
11011110010000
11011110010010
11010110010100
11010110010110
11001110011000
11001110011010
11000110011100
11000110011110
10111110100000
10111110100010
10110110100100
10110110100110
10101110101000
10101110101010
10100110101100
10100110101110
10011110110000
10011110110010
10010110110100
10010110110110
10001110111000
10001110111010
10000110111100
10000110111110
1111111000000
1111111000010
1110111000100
1110111000110
1101111001000
1101111001010
1100111001100
1100111001110
1011111010000
1011111010010
1010111010100
1010111010110
1001111011000
1001111011010
1000111011100
1000111011110
111111100000
111111100010
110111100100
110111100110
101111101000
101111101010
100111101100
100111101110
11111110000
11111110010
10111110100
10111110110
1111111000
1111111010
111111100
111111110