P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000111111000000000000000000000
00000000000000000000011111111110000000000000000000
00000000000000000000111111111111000000000000000000
00000000000000000001111111011111000000000000000000
00000000000000000011111000000111100000000000000000
00000000000000000011110000000011100000000000000000
00000000000000000111100000000011110000000000000000
00000000000000000111000000000011110000000000000000
00000000000000001111000000000001110000000000000000
00000000000000001110000000000001111000000000000000
00000000000000011110000000000001111000000000000000
00000000000000011100000000000001111000000000000000
00000000000000011100000000000000111000000000000000
00000000000000111100000000000000111000000000000000
00000000000000111100000000000000111000000000000000
00000000000000111100000000000000111000000000000000
00000000000000111000000000000000111100000000000000
00000000000000111000000000000000111000000000000000
00000000000000111000000000000000111000000000000000
00000000000000111000000000000000111000000000000000
00000000000000110000000000000000111100000000000000
00000000000000110000000000000000111100000000000000
00000000000001110000000000000000111100000000000000
00000000000001110000000000000000111100000000000000
00000000000001111000000000000000111000000000000000
00000000000001111000000000000000111000000000000000
00000000000001111000000000000000111000000000000000
00000000000001111000000000000001111000000000000000
00000000000001111000000000000001111000000000000000
00000000000001111000000000000001110000000000000000
00000000000001111000000000000001110000000000000000
00000000000000111000000000000011110000000000000000
00000000000000111000000000000111100000000000000000
00000000000000111100000000000111100000000000000000
00000000000000111100000000011111000000000000000000
00000000000000111110000000111110000000000000000000
00000000000000111111000001111110000000000000000000
00000000000000011111111111111100000000000000000000
00000000000000001111111111111000000000000000000000
00000000000000000111111111100000000000000000000000
00000000000000000011111000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000