test case
INPUT
=======
B 0 0
B 16 16
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
B 16 16
0000000011111111
0000000011111111
0000000011111111
0000000011111111
0000000011111111
0000000011111111
0000000011111111
0000000011111111
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
B 16 16
0000000011110000
0000000011110000
0000000011110000
0000000011110000
0000000011111111
0000000011111111
0000000011111111
0000000011111111
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
B 16 16
0000000011110011
0000000011110011
0000000011110000
0000000011110000
0000000011111111
0000000011111111
0000000011111111
0000000011111111
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
B 16 16
0000000011110010
0000000011110011
0000000011110000
0000000011110000
0000000011111111
0000000011111111
0000000011111111
0000000011111111
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
0000000000000000
B 1 1
1
B 2 2
0001
B 3 3
001101010
B 4 4
0001110101010101
B 5 5
0010011101110100111110101
B 1 10
1001010101
B 10 1
0100011010
B 2 20
00111011101001101010
11010001010101000010
B 20 2
00111000000010100000
01011111000001010001
D 16 16
0
D 16 16
D0100
D 16 16
D0D101100
D 16 16
D0D1D01001100
D 16 16
D0D1D0D1011001100
D 1 1
1
D 2 2
D0001
D 3 3
DD00101D010
D 4 4
DD0011D0101D0101D0101
D 5 5
DDD0011110D0D0110DD011D101D1101
D 1 10
DDDD100D10DDD101D01
D 10 1
DDDD0100DD10D10
D 2 20
DDDD011DDD011D10DDDD1001DDD010D10DDD10D10DD01D01DDDD010D10D0D10
D 20 2
DDDDD0110DDD0110DDDD01000DDD01D100DD1D10DDD011D01
#
OUTPUT
=======
D 0 0
D 16 16
0
D 16 16
D0100
D 16 16
D0D101100
D 16 16
D0D1D01001100
D 16 16
D0D1D0D1011001100
D 1 1
1
D 2 2
D0001
D 3 3
DD00101D010
D 4 4
DD0011D0101D0101D0101
D 5 5
DDD0011110D0D0110DD011D101D1101
D 1 10
DDDD100D10DDD101D01
D 10 1
DDDD0100DD10D10
D 2 20
DDDD011DDD011D10DDDD1001DDD010D10DDD10D10DD01D01DD
DD010D10D0D10
D 20 2
DDDDD0110DDD0110DDDD01000DDD01D100DD1D10DDD011D01
B 16 16
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
000000
B 16 16
00000000111111110000000011111111000000001111111100
00000011111111000000001111111100000000111111110000
00001111111100000000111111110000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
000000
B 16 16
00000000111100000000000011110000000000001111000000
00000011110000000000001111111100000000111111110000
00001111111100000000111111110000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
000000
B 16 16
00000000111100110000000011110011000000001111000000
00000011110000000000001111111100000000111111110000
00001111111100000000111111110000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
000000
B 16 16
00000000111100100000000011110011000000001111000000
00000011110000000000001111111100000000111111110000
00001111111100000000111111110000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
000000
B 1 1
1
B 2 2
0001
B 3 3
001101010
B 4 4
0001110101010101
B 5 5
0010011101110100111110101
B 1 10
1001010101
B 10 1
0100011010
B 2 20
0011101110100110101011010001010101000010
B 20 2
0011100000001010000001011111000001010001
