P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000110000000
00000000000000000000000000000000000000011110000000
00000000000000000000000000000000000011111110000000
00000000000000000000000000000000001111111110000000
00000000000000000000000000000001111111111100000000
00000000000000000000000000000111111111111100000000
00000000000000000000000000111111111111111100000000
00000000000000000000000011111111111111111000000000
00000000000000000000111111111111111111111000000000
00000000000000000111111111111110001111110000000000
00000000000000001111111111110000001111110000000000
00000000000000011111111110000000011111100000000000
00000000000000011111111000000000011111100000000000
00000000000000011111000000000000111111000000000000
00000000000000011100000000000001111110000000000000
00000000000000000000000000000001111110000000000000
00000000000000000000000000000001111110000000000000
00000000000000000000000000000011111100000000000000
00000000000000000000000000000111111000000000000000
00000000000000000000000000000111111000000000000000
00000000000000000000000000001111110000000000000000
00000000000000000000000000001111110000000000000000
00000000000000000000000000011111100000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111110000000000000000000
00000000000000000000000011111100000000000000000000
00000000000000000000000011111100000000000000000000
00000000000000000000000111111000000000000000000000
00000000000000000000001111110000000000000000000000
00000000000000000000011111100000000000000000000000
00000000000000000000011111100000000000000000000000
00000000000000000000111111000000000000000000000000
00000000000000000001111111000000000000000000000000
00000000000000000011111110000000000000000000000000
00000000000000000011111100000000000000000000000000
00000000000000000111111100000000000000000000000000
00000000000000001111111000000000000000000000000000
00000000000000001111110000000000000000000000000000
00000000000000011111110000000000000000000000000000
00000000000000111111100000000000000000000000000000
00000000000000111111100000000000000000000000000000
00000000000001111111000000000000000000000000000000
00000000000011111110000000000000000000000000000000
00000000000111111110000000000000000000000000000000
00000000001111111100000000000000000000000000000000
00000000011111111000000000000000000000000000000000
00000000111111110000000000000000000000000000000000
00000001111111100000000000000000000000000000000000
00000001111111100000000000000000000000000000000000
00000011111100000000000000000000000000000000000000
00000111100000000000000000000000000000000000000000
00000100000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000